Best Wide Treadmills (2026): Six 22-Inch Belts, Checked
TREADMILLREVIEWS USA
Independent Buying Guide
Buying GuideUpdated October 2026

Best Wide Treadmills: Six 22-Inch Belts

A 22-inch belt is two inches wider than the home-treadmill norm, and for some runners those two inches are the difference between relaxing and watching their feet. Here are six machines whose width we could confirm at several price points, why width figures conflict so often, and who can save the money.

Shaheer Ali Khan, PhD

Exercise Physiology & Biomechanics Specialist Β· ACSM-EP, CSCS

Last Updated: October 15, 2026

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On the products below. We have not tested these treadmills. Each was confirmed on 15 October 2026 as currently sold, on the maker's own store and, where it is sold there, on Amazon or another retailer, and its figures were checked on that date against the maker's specification table and at least one independent source β€” a published hands-on review or a second retailer listing. Belt width was the figure we checked hardest: a width appears on a card only where the maker and an independent source agree on it. Where sources disagreed on any figure β€” motor ratings, maximum user weight, decline and console size all came up β€” we left it out of the specification line and say so in the text. None of these figures are our own measurements. Prices are the ranges we saw on that date; treadmill makers discount constantly, so confirm the price and the specification against the exact model and model year before you order. We earn a commission if you buy through the Amazon links on this page; it does not change which products we list or what we say about them.

Belt width is one of the few treadmill figures you can feel in the first minute, and one of the least reliable figures on a listing. The same model is described as 20 inches wide by one seller and 22 by another, sometimes because the model changed between years and sometimes because nobody checked. This page lists six currently sold home treadmills with a 22-inch belt that the maker and at least one independent source agree on, explains why the number on the box is not always the width you can use, and sets out who genuinely benefits from the extra two inches and who does not.

1. Our Picks at a Glance

Six treadmills, all with a 22 by 60-inch running surface, ordered roughly by price. The short version: the Horizon 7.4 AT for most people who want width, the Bowflex T9 if you want the cheapest 22-inch belt we could verify, and the Horizon 7.8 AT if you are a heavier runner who wants a higher weight rating without paying for a commercial machine.

PickBest forWhy
Horizon 7.4 ATMost people22 x 60 in. deck an independent reviewer measured at full width, 350 lb rating, about $1,500–$1,800
Bowflex T9Lowest priceThe cheapest 22-inch belt we could verify, $1,399 on sale
Horizon 7.8 ATHeavier runners375 lb rating and a 22-inch belt for about $2,000
Sole F85A big built-in screen22-inch belt and a 15.6-inch touchscreen with no required subscription
NordicTrack Commercial 2450Fast runners and iFIT users22-inch belt, decline to -3% and a 14 mph top speed on the current model
Life Fitness Run CXA non-folding, gym-style machine22-inch belt, 400 lb rating and a long warranty from a commercial maker

If you are not sure whether you need 22 inches at all, start with ourtreadmill belt size guide, which sets out the widths and lengths that suit walking, jogging and running. This page assumes you have decided width matters and is about which machine to buy.

2. The 6 Best Wide Treadmills

Every card carries a 22 by 60-inch running surface, because that is the width each maker and at least one independent source agreed on. The specification lines are otherwise deliberately short: on four of the six machines, at least one other figure β€” usually the motor rating or the maximum user weight β€” is quoted differently by different sources, and those figures are discussed in the description rather than printed as fact.

Two machines that many readers will expect to see are missing. The reasons are in the next section, and they are the best illustration on this page of why width needs checking.

1. Horizon 7.4 AT

Best wide treadmill for most people

Best Overall
Typical street price$1,500–$1,800

22 x 60 in. deck Β· 0.5–12 mph Β· 0–15% incline Β· 350 lb capacity Β· folding Β· lifetime frame & motor warranty

The 7.4 AT is the most straightforward way to get a 22-inch belt, and it has the best width evidence on this page. Horizon's specification table gives a 22 by 60-inch XL deck, 0.5 to 12 mph, 0 to 15% incline and a 350 lb maximum user weight, and Horizon's Amazon listing gives the same deck and capacity. OutdoorGearLab measured the belt and reported that it matched the 22-inch claim, which matters on a page where width figures so often disagree. It is the step up from the 7.0 AT, which has a 20-inch deck: the extra width comes with a higher weight rating and, on Horizon's own comparison table, longer parts and labour cover, while both share lifetime frame and motor warranties. It folds, connects to apps such as Zwift and Peloton over Bluetooth, and has dial controls for speed and incline. We saw it at $1,499.99 on Amazon and $1,799 on Horizon's own store on 15 October 2026, so compare before you buy.

What We Like

  • An independent reviewer measured the running surface and found the full 22 by 60 inches Horizon claims
  • A 350 lb rating and a 15% incline on a folding frame
  • Bluetooth connection to third-party apps, with no subscription needed to use the treadmill
  • Lifetime frame and motor cover, with longer parts and labour cover than the cheaper 7.0 AT

What We Don't Like

  • No touchscreen; the console is an LCD and LED display with a tablet holder
  • Big and heavy, as wide treadmills are, so measure the room and the doorways
  • Price varies by several hundred dollars between Horizon and Amazon

The wide treadmill to start from: a measured 22-inch belt, a 350 lb rating and a lifetime motor warranty at a mid-range price.

2. Bowflex T9

Cheapest 22-inch belt we could verify

Best Value
Typical street price$1,399–$1,799

22 x 60 in. running area Β· up to 12 mph Β· 0–15% incline Β· 350 lb capacity Β· folding Β· lifetime frame & motor warranty

The T9 is the cheapest treadmill we could confirm with a 22-inch belt. Bowflex's specification gives a 22 by 60-inch running area, a 350 lb maximum user weight, speeds to 12 mph and incline to 15%, and Treadmill Review Guru's hands-on review gives the same deck size, capacity, top speed and incline range. The deck uses Bowflex's FlexZone cushioning and folds for storage. The warranty is lifetime on the frame and motor, three years on mechanical parts and one year on labour, which Bowflex and the same review agree on. Bowflex's own page quotes a 3.5 HP motor with a footnote saying the figure comes from test settings and does not reflect operating horsepower, so we have not printed it as a motor rating. On 15 October 2026 Bowflex was selling it for $1,399 against a regular price of $1,799. The sibling T6 has a 20-inch belt; the T16 shares the T9's 22-inch running path and adds a touchscreen and a higher listed capacity for more money.

What We Like

  • The lowest price we found for a 22-inch belt we could confirm, at its $1,399 sale price
  • Bowflex and an independent hands-on review agree on the 22 by 60-inch running area and 350 lb rating
  • Works with JRNY, Peloton and Zwift apps; no subscription needed to run it
  • Three years on mechanical parts and one year of in-home labour on top of lifetime frame and motor cover

What We Don't Like

  • Bowflex footnotes its motor rating as a test figure rather than an operating rating
  • No touchscreen β€” the T16 adds one, at a higher price
  • The sale price is a promotion; the regular price is $1,799

For the runner who wants width on the smallest budget we could verify. Buy it on sale; at full price, compare it with the Horizon 7.4 AT.

3. Horizon 7.8 AT

Wide belt and higher weight rating

Best for Heavier Runners
Typical street priceAround $2,000

22 x 60 in. deck Β· up to 12 mph Β· 0–15% incline Β· 375 lb capacity Β· folding Β· lifetime frame & motor warranty

The 7.8 AT is the 7.4 AT with a higher weight rating and a better console, and for a heavier runner that rating is the reason to buy it. Horizon's specification table gives a 22 by 60-inch deck, 0.5 to 12 mph, incline to 15% and a 375 lb maximum user weight; BarBend's review gives the same 60 by 22-inch running surface, top speed, incline range and 375 lb capacity, and Treadmill Review Guru agrees on the deck and capacity. It folds, has aluminium side rails and a colour display, and shares the 7.4 AT's lifetime frame and motor warranty. Independent sources give different motor ratings, so we have left the motor out. Horizon's store showed it at $1,999 against a $2,699 regular price on 15 October 2026, and we did not find a current Amazon listing for it that day. If you are buying it because of your weight, our heavy-people guide explains why the frame and warranty matter as much as the number.

What We Like

  • A 375 lb rating, the highest of the folding machines here where sources agree
  • The same 22 by 60-inch deck and dial controls as the 7.4 AT
  • Aluminium side rails and a colour display
  • Lifetime frame and motor cover with no subscription needed

What We Don't Like

  • Motor ratings differ between independent sources, so we have not printed one
  • We did not find it on Amazon on the day we checked; Horizon sells it direct
  • About $200 more than the 7.4 AT for a higher rating and a better display

The folding wide treadmill for a heavier runner who wants more headroom on the weight rating without paying commercial prices.

4. Sole F85

Wide belt with a large touchscreen

Best Big-Screen Pick
Typical street price$2,100–$2,200

22 x 60 in. deck Β· 15.6 in. touchscreen Β· up to 12 mph Β· 0–15% incline Β· folding Β· lifetime frame & motor warranty

The F85 is Sole's widest folding treadmill and its biggest screen. Sole's current page gives a 22 by 60-inch running surface, a 15.6-inch touchscreen, 0.5 to 12 mph, incline to 15%, a folding frame and lifetime cover on the frame and motor; TreadmillReviews.com's review gives the same deck, top speed, incline levels and lifetime cover. The sources part company on everything else. Sole's page lists a 3.5 HP motor and a 350 lb rating with no decline, while that review describes a 4.0 HP motor, a 375 lb rating and six levels of decline, and a Sole blog post also gives 4.0 HP and 375 lb; those figures match earlier F85s. One aggregator review gives the belt as 20 inches wide, against every other source. We read that as an error, but it is the reason to check the model year in writing. Sole's current page and that review agree on three years for the deck and other parts and one year on labour. On 15 October 2026 Sole had it at $2,099.99, down from $2,199.99.

What We Like

  • The top of Sole’s folding range, with the 22-inch deck Sole and independent reviews agree on
  • A 15.6-inch touchscreen and Sole’s app with no monthly subscription
  • Lifetime frame and motor cover, three years on deck, electronics and parts
  • Review summaries describe it as smooth and solid underfoot

What We Don't Like

  • Motor rating, maximum user weight and decline differ between Sole’s current page and reviews
  • One aggregator review lists a 20-inch belt, so confirm the model year you are buying
  • At around $2,100 you are paying a good part of the price for the screen

For a runner who wants width and a large built-in screen without a subscription β€” after confirming the capacity for the model year on sale.

5. NordicTrack Commercial 2450

Wide belt for fast runners and iFIT users

Best for Speed
Typical street price$2,500–$3,000

22 x 60 in. belt Β· -3% decline to 12% incline Β· folding Β· lifetime motor warranty

The 2450 is the top of NordicTrack's Commercial series and the only machine here with decline. NordicTrack's current page gives a 60 by 22-inch belt, incline from -3% to 12%, a 0 to 14 mph speed range, a folding frame and a lifetime motor warranty with ten years on the frame, two on parts and one on labour. Garage Gym Reviews gives the same belt, speed and incline range, and BarBend agrees on the 22 by 60-inch deck and the incline range. The disagreements are about versions and capacity. BarBend's review describes a 12 mph top speed and a smaller screen, which match an earlier 2450, so check that the machine you buy is the current one. NordicTrack, Garage Gym Reviews and T3 give a 400 lb rating, but our own earlier coverage gives 300 lb and BarBend describes it in terms of runners up to 300 lb, so we have left capacity out of the specification line. NordicTrack listed it at $2,499.99, from $2,999.99, on 15 October 2026.

What We Like

  • A 22-inch belt that NordicTrack and every review we checked agree on
  • Decline to -3% as well as incline, which no other machine here offers
  • A 14 mph top speed on the current model, per NordicTrack and an independent review
  • Lifetime motor warranty, with ten years on the frame

What We Don't Like

  • Its maximum user weight is quoted as 400 lb by NordicTrack and as 300 lb in some older coverage, including our own
  • Built around iFIT; the trainer-led features need a paid membership, so check the current price
  • Earlier versions had a smaller screen and lower top speed, and old reviews still circulate

For a fast runner or an iFIT user who wants width, decline and speed in one folding machine. Confirm the capacity before ordering if it matters to you.

6. Life Fitness Run CX

Non-folding, gym-style wide treadmill

Premium Pick
Typical street price$4,799–$4,899

22 x 60 in. running surface Β· up to 12 mph Β· 0–15% incline Β· 400 lb capacity Β· non-folding

The Run CX is the only non-folding machine here and the one built most like a gym treadmill. Life Fitness gives a 60 by 22-inch running belt, 0.5 to 12 mph, incline to 15% in half-percent steps and a 400 lb maximum user weight; Treadmill Review Guru's hands-on review agrees on the deck, top speed, incline range and capacity, and The Fitness Outlet lists the same running surface. Life Fitness's warranty is lifetime on the frame and the LifeSpring shock absorbers, ten years on the motor, seven on parts, three on the console and one on labour, and an independent review lists the same terms. The reviewer also noted a low step-up and less foot noise than on several folding machines, which suits a basement or a room above someone else. It does not fold, it is heavy, and its console is plain. Life Fitness listed it at $4,899 and The Fitness Outlet at $4,799 on 15 October 2026.

What We Like

  • A 400 lb rating and a 22 by 60-inch belt from a commercial gym-equipment maker
  • Lifetime frame and shock-absorber cover, ten years on the motor and seven on parts
  • A low step-up for a full-size treadmill, which helps under a basement ceiling
  • An independent reviewer noted less foot noise than on several folding machines

What We Don't Like

  • More than twice the price of the other machines with the same belt size
  • Does not fold, and is heavy; it needs a permanent space
  • The console is basic for the price

For heavy daily use in a dedicated room, by a runner who values a commercial-style frame and a long warranty over screens and folding.

3. How We Chose These Treadmills

We have not tested these treadmills. They were chosen from manufacturer specification tables, retailer listings, warranty terms and independent hands-on reviews, checked on 15 October 2026, and the claims on this page are limited to what those sources support. Several have their own review pages on this site, which are readings of the published evidence rather than hands-on tests.

Four rules decided the list. Currently sold: each machine had to be on sale under its current name on the maker's own store on the day we checked.Width confirmed twice: the maker's own specification had to give a 22-inch running surface, and at least one independent source β€” a hands-on review or a second retailer β€” had to agree. A spread of prices: we wanted a pick at each step from about $1,400 to a commercial-grade machine. No open safety action: we searched the US Consumer Product Safety Commission's recall database for every brand.

Several popular machines failed the width rule, and each failure is instructive. Sole's current page lists the F80 with a 20 by 60-inch deck, while many reviews of earlier F80s describe 22 inches; Sole has added a newF83 with a 22-inch deck, but we found no independent coverage of the 2026 version yet. NordicTrack's current page lists the Commercial 1250 and 1750 at 22 inches wide, but older listings for the 1250 give 20 inches, and one independent test that measured a Commercial-series belt found about 21.5 inches. Those machines may be perfectly good; we could not confirm their width for the model year on sale, so they are not on a page about width. OurCommercial 1250 vs 1750 comparisoncovers them in detail.

On safety, the recall database showed no recall covering any of the six machines here. The treadmill recalls we found for these makers concern other models: Horizon's T101-05 folding treadmill in 2022, for unexpected speed changes, over which its parent company agreed in August 2026 to pay a civil penalty for late reporting; Nautilus treadmills with model numbers T616 and T618 in 2022; and Johnson Health Tech's Matrix and Vision treadmills for a power-cord fire hazard, expanded in January 2026. Life Fitness's only treadmill recall we found dates from 2003 and covered other models. If you are buying secondhand, check the model and serial number on cpsc.gov yourself.

4. Listed Width Versus Usable Width

The width on a listing is a measurement of something, but not always of the thing your feet use. Three different numbers get called "belt width", and they can differ by an inch or more.

Belt width, running surface and the space between the rails

Belt width is the width of the belt itself, edge to edge.Running surface or running area is what most makers quote, and it is usually the belt width or very close to it. Usable width is the flat, exposed belt between the side rails or foot rails, and that is the number that decides whether a slightly wide step lands on moving belt or on a stationary rail. On many treadmills the rails sit over the outer edge of the belt, so the exposed width is a little less than the quoted width.

That is not a theoretical gap. One independent reviewer that measures belts found the Horizon 7.4 AT's running surface matched Horizon's 22-inch claim, and measured a NordicTrack Commercial-series belt quoted at 22 inches at about 21.5. Half an inch is not a reason to reject a machine, but it is a reason not to treat two 22-inch listings as identical, and a reason to be wary of any listing that gives a width to the tenth of an inch without saying what was measured.

How to check width before you buy

  • Read the maker's own specification table, not a retailer title. Titles are the most common source of wrong widths.
  • Check the model year. Several makers have changed deck widths between years while keeping the model name.
  • Look for an independent measurement. A review that put a tape measure across the belt is worth more than any number of spec tables that agree because they copied each other.
  • If you can, stand on one. A showroom floor model tells you in seconds whether the rails crowd your stride.
  • Look at the rails, not just the belt. Low, flat foot rails give a wide step somewhere safe to land; tall or rounded side covers do not.

If you already own a treadmill and want to know what you have, measure the exposed belt between the rails at the middle of the deck with the machine switched off and unplugged. That is your usable width, whatever the box said.

5. A Five-Minute Width Test

If you can get to a showroom, a sports retailer or a gym with a similar machine, five minutes on a belt tells you more about width than any amount of reading. You do not need the exact model; you need a 20-inch belt and a 22-inch belt to compare.

  1. Walk first, at your normal pace, without holding on. Notice where your feet land relative to the centre line. Most people find a 20-inch belt fine at a walk, which is useful information in itself.
  2. Jog at an easy pace for two minutes. Look down once, briefly, and see how much belt is left on each side of your shoes. If you are already close to a rail at an easy pace, width is likely to matter to you.
  3. Turn your head toward a screen or a wall for thirty seconds. This is the drift most people do at home without noticing. See whether your feet follow your head.
  4. Swing your arms naturally. If your hands or elbows brush the side covers or handrails, the problem is the frame as much as the belt, and the rail layout matters when you compare machines.
  5. Repeat on the other width. If you cannot feel a difference, save the money.

Keep the safety key clipped on throughout, start every speed change from a pace you are comfortable with, and stop if anything feels unstable. Ourtreadmill safety tipscover the basics for an unfamiliar machine. If you cannot try one, the next best thing is a published review whose tester describes their own build and stride, because a reviewer of a similar size to you is a better guide than a spec table.

6. Who Actually Needs a 22-Inch Belt

Most home treadmills have 20-inch belts, and most people walk and run on them without a problem. The extra two inches earn their cost for a specific set of users, and it is worth being honest about whether you are one of them.

Runners who drift when tired. At an easy pace most people hold a line down the centre of the belt. Late in a long run or in the last intervals of a hard session, foot placement wanders, and a runner who drifts an inch or two to one side has more margin on a 22-inch belt before a foot clips the rail. This is the most common reason runners give for wanting width, and it is a good one.

Broad-shouldered and larger runners. Width is not only about feet. A broad frame and a natural arm swing carry the hands and elbows out to the sides, and on a narrow machine with high side covers or handrails that can feel cramped even when the feet are fine. Heavier users also tend to run with a slightly wider stance. If you are shopping for that reason, read our guide to thebest treadmills for heavy peoplealongside this page, because the weight rating, frame and motor matter at least as much as the belt.

Runners with a wide natural step. People differ in step width β€” how far apart the feet land side to side. A runner whose feet land well apart uses more of the belt than one whose feet land close to a single line. Our guide totreadmill running formexplains how to notice your own pattern; this page will not tell you to change it.

Anyone who watches a screen while running. Turning your head toward a television or a side-mounted tablet tends to pull the body with it. A wider belt is more forgiving of that drift.

Tall runners, sometimes. Height mainly calls for belt length, not width; our page on thebest treadmills for tall runnerscovers that. But tall runners are often broad and long-limbed too, and many of the machines with 60-inch decks that suit them happen to be 22 inches wide.

7. Why Width Figures Conflict So Often

While putting this page together, the width figure for more than one well-known model was different depending on where we looked. Our own pages onNordicTrackandSoletreadmills ran into the same thing. There are four usual causes.

  1. The model changed and the name did not. Treadmill makers update machines every year or two and often keep the name. A deck that was 20 inches in one year can be 22 in the next, or the reverse, and old reviews and old stock stay online.
  2. Retailer listings are copied. A wrong figure in one marketplace title tends to propagate, so ten listings agreeing is not ten independent confirmations.
  3. Different things are measured. Belt, running surface and usable width can each be called "width", as above.
  4. Regional versions differ. The same model name can be sold with different specifications in Europe and North America; a metric figure from a European listing is not always the US machine converted.

The practical consequence is simple. When a listing and the maker's current page disagree, trust the maker's current page for the model year you are buying, and ask the seller to confirm the model year in writing. When a discounted listing quotes a wider deck than the maker does, assume it may be older stock until you know otherwise.

8. A Wider Belt Means a Bigger Machine

Two inches of belt usually adds more than two inches of machine. Wider decks come on heavier frames with bigger motors, and the footprints of the six machines here are noticeably larger than those of typical 20-inch folders. Before buying, check four things.

Floor space. Use the assembled length and width from the maker's specification, then add the clearance behind and to the sides that safe use needs. Our guide totreadmill dimensions and space requirementsgives the margins.

Doorways and stairs. A wide, heavy treadmill arrives in a large box and is assembled in the room. Measure the narrowest doorway and the turn at the top of any stairs against the box size, not the assembled machine, and consider paying for room-of-choice delivery.

Ceiling height. Step-up height plus your own height plus a margin for the bounce of running decides whether the ceiling is close. Machines with a lower deck, such as the Life Fitness Run CX, help in a basement.

Folding. Five of the six machines here fold, but folding a heavy 22-inch deck is not like folding a small machine: it still takes floor space when folded and it is not something to move from room to room. If you want a machine that stays put, our page on thebest non-folding treadmillscovers the case for a fixed frame.

9. Width Is Not the Only Specification

A wide belt on a machine that is wrong in every other way is not a good buy. Once width is settled, check these in roughly this order.

Length. Every machine here is 60 inches long, which is the usual recommendation for running. A wide but short deck β€” common on walking-focused machines β€” solves the wrong problem for a runner.

Maximum user weight. If you are buying width because you are a larger runner, the weight rating matters at least as much. The ratings on this page run from 350 to 400 lb where sources agree; two machines have ratings that differ between sources and are discussed on their cards. Ourweight capacity guideexplains what the rating does and does not tell you.

Motor. Motor ratings were the figure sources disagreed on most often, which is why most of them are missing from the cards. A wider, heavier belt asks more of the motor at every speed. For walking and steady running, any machine on this page is likely to be adequate; for heavy daily use by a heavy runner, prefer a machine with a long motor warranty, which every pick here has.

Deck and cushioning. A wider belt sits on a wider deck, and the deck and its cushioning decide how the machine feels underfoot. Every pick here describes a cushioned deck; none of the makers publishes a figure that can be compared across brands, so treat percentages in marketing copy with caution and read what independent reviewers say about firmness. Our guide tocushioned treadmillsgoes into how the systems differ.

Step-up height. Wide, heavy decks often sit higher off the floor. A higher deck is a bigger step on and off, and it takes from the ceiling height you have for running. If either matters, find the maker's step-up figure and confirm it with a review, because it is another number that is quoted differently by different sources.

Screen and subscriptions. Three of these machines are designed around an app ecosystem. None requires a subscription to run the treadmill itself, but the experience the maker advertises often does. Check the current price of any subscription before you factor it in.

10. Who Should Buy Something Else

If you mainly walk, a 20-inch belt is almost certainly enough. Walking keeps the feet close to a line, and the money saved on a narrower machine is better spent on length, cushioning or a better warranty.

If your budget is under about $1,400, the cheapest 22-inch machine we could verify was the Bowflex T9 on sale. Below that, listings that claim 22 inches tend to be older stock or figures we could not confirm. A good 20-inch machine is a better buy than an unverified 22-inch one.

If your room is small, the frame size of a wide treadmill may be the deciding factor, and a 20-inch folder that fits the room is better than a 22-inch machine that blocks it.

If you are buying a walking pad, width works differently: pads usually have belts around 15 to 20 inches wide, and they are not meant for running at all. Ourwalking pad buying guidecovers what to look for instead.

If you have balance concerns or a medical condition that makes you wonder about width, that is a question for a qualified professional, not a specification sheet. A wider belt is more forgiving of drift; it is not a safety device.

11. Frequently Asked Questions

What is the best wide treadmill?

For most people, the Horizon 7.4 AT: a 22 by 60-inch deck that an independent reviewer measured at full width, a 350 lb rating, 15% incline and lifetime frame and motor cover, for about $1,500 to $1,800. The Bowflex T9 is the cheapest 22-inch belt we could verify, and the Horizon 7.8 AT suits heavier runners.

Is a 22 inch wide treadmill worth it?

It is worth it if you run, drift sideways when tired, have a broad build or a wide natural step, or watch a screen while running. If you mainly walk, a 20-inch belt is usually enough and the money is better spent on length, cushioning or warranty. Wider treadmills are also bigger and heavier machines overall.

Is a 20 inch treadmill belt wide enough?

For most walkers and many runners, yes. Twenty inches is the common home width and works for anyone who holds a fairly straight line. It starts to feel narrow at faster paces, late in long runs, for larger runners and for anyone whose feet land wide apart. If you can, stand and jog on one before buying.

How do I measure the usable width of a treadmill belt?

With the treadmill switched off and unplugged, measure across the exposed belt between the side rails or foot rails, at the middle of the deck. That is the width your feet can use. It can be a little less than the listed belt width, because on many machines the rails sit over the outer edges of the belt.

Do heavier people need a wider treadmill?

Often it helps, because a larger build and a wider stance use more of the belt, but width alone is not enough. A heavier user should check the maximum user weight, the frame, the motor warranty and the deck first, and then prefer a 22-inch belt among the machines that pass. Weight rating matters at least as much as width.

Why do treadmill width specs differ between websites?

Usually because the model changed between years while keeping its name, because a wrong retailer title was copied, or because different sources measured belt, running surface or the space between the rails. Trust the maker's current specification for the model year you are buying, and look for an independent review that measured the belt.

Common Mistakes Buying a Wide Treadmill

Each of these leaves a buyer with a narrower belt, a bigger machine or a bigger bill than they expected.

Trusting the width in a listing title

Marketplace titles are the most common source of wrong widths, and they get copied from listing to listing. Check the maker's own current specification table for the exact model year, and look for an independent review that measured the belt. If a discounted listing claims a wider deck than the maker does, assume older stock until the seller confirms otherwise in writing.

Assuming 22 inches is all usable

On many treadmills the side rails or covers sit over the edge of the belt, so the exposed width you can step on is smaller than the quoted figure. One independent test measured about half an inch less than claimed on a 22-inch machine. Look at the rails as well as the belt, and stand on a floor model if you can.

Forgetting the machine around the belt

Wider decks come on wider, heavier frames. Buyers measure the floor for the belt and then find the machine blocks a walkway, will not fit through a doorway in its box, or is too heavy to move once built. Use the assembled dimensions and the box size from the maker, and add the clearance behind and beside the machine.

Paying for width you do not need

If you walk at a steady pace with your feet close to a line, a 20-inch belt is almost certainly enough, and a wide machine costs more, weighs more and takes more room. Buy width for running, drifting, a broad build or a wide step. For walking, spend the difference on length, cushioning or a longer warranty instead.

The Bottom Line

For most runners who want a wider belt, buy the Horizon 7.4 AT: its 22-inch deck has been measured independently, and it pairs that width with a 350 lb rating and a lifetime motor warranty at a mid-range price. Choose the Bowflex T9 on sale if budget is tight, the Horizon 7.8 AT for a higher weight rating, and the Life Fitness Run CX if you want a commercial-style machine that stays put.

Whichever you choose, confirm the width on the maker's current specification for the model year you are buying, measure your room against the assembled size, and remember that a walker rarely needs the extra two inches. If you are still deciding between widths and lengths, ourbelt size guidesets them out by use.

Shaheer Ali Khan, PhD

Meet the Author

Β· Exercise Physiology & Biomechanics Specialist Β· ACSM-EP, CSCS

Shaheer holds a PhD in Kinesiology (Biomechanics) from the University of Michigan and an MS in Exercise Physiology from the University of Florida, and is an ACSM Certified Exercise Physiologist and an NSCA Certified Strength and Conditioning Specialist. His treadmill evaluations look at motor performance, belt stability, shock absorption, incline accuracy, running ergonomics, noise and long-term durability. Every guide says what was checked and when, and says plainly when a product has not been tested hands-on.Editorial standards Β·LinkedIn

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