Cybex Arc Trainer Buying Guide: Is a Used Commercial Unit Worth It at Home?

A used Arc Trainer is one of the best-value commercial cardio machines you can put in a house. On our platform, used Cybex Arc Trainers have listed between $725 and $2,075, with most landing around $1,350. Original retail figures on those same listings ran $3,000 to $10,000. You're buying gym-floor hardware for the price of a mid-range home elliptical.

I help people buy and sell heavy fitness equipment for a living, and Arc Trainers are a category where the used market is genuinely better than new. They come out of hotel gyms, corporate fitness centers, and PT clinics built to run all day. This guide covers what the Arc Trainer is, which models to look for, what to inspect, the power question, what to pay, and whether a 400 lb commercial machine will actually fit in your home.

What Is a Cybex Arc Trainer?

A Cybex Arc Trainer is a commercial cross trainer whose pedals travel on an arc instead of the flat oval of a typical elliptical. It sits somewhere between an elliptical, a stair climber, and a glider. Raise the incline and it feels more like climbing. Lower it and it feels more like striding.

Why do people say it's easier on the knees? Cybex designed the arc path so your knee stays behind your toes through the stroke, and the company has long marketed the Arc Trainer on that basis. I'm not going to make the clinical claim for them. What I can tell you is that it's the machine I hear asked about most by people with cranky knees who've already tried a treadmill. If joint comfort is your main reason for shopping, my guide to the best elliptical for bad knees compares it against the alternatives. And if you're starting a new routine, check with your doctor first.

The Arc Trainer is built for commercial duty. Most models carry a 400 lb maximum user weight and resistance up to 900 watts. That's a different class of machine from a home elliptical, and the frame weight reflects it.

Which Used Arc Trainer Models to Look For

The used Arc Trainer market is mostly the 600 series, the 750 series, and the 770 series. Here's how to tell them apart.

The letters matter first. On the 750 and 770 lines, an AT model is the total-body version with moving arm handles, and an A model is the lower-body version with fixed handles. If you want an upper-body workout, make sure the listing says AT and the photos show moving arms.

Model	Power	Incline	Stride	Machine weight	Footprint (L x W)
Cybex 600A	Plug-in	11 levels	24"	About 325 lb	70" x 32"
Cybex 610A	Plug-in	11 levels	24"	About 360 to 450 lb	81" x 28.5" to 38"
Cybex 630A	Self-powered (battery)	11 levels	24"	About 450 lb	81" x 28.5" to 38"
Cybex 750A / 750AT	Self-powered (battery)	21 levels (0 to 20)	24"	About 330 to 404 lb	77" x 37"
Cybex 770A / 770AT	Self-powered, plug-in option	21 levels (0 to 20)	24"	About 404 lb	77" x 37"

Specs vary by year and console, so treat this as a starting point and confirm the model plate on the frame. Sources: dealer spec sheets from Keystone Fitness and Fitness Superstore.

My pick for most homes is a 750AT or 770AT. You get the full incline range, total-body arms, and you can put it anywhere in the room because it doesn't need an outlet. The 610A is the budget play if you're happy with lower body only and you have an outlet nearby. You'll also see the 772A/772AT, which pairs the 770 frame with a touchscreen console. Nice, but the console is the most expensive thing to fix on these machines, so I wouldn't pay much extra for it.

Does a Used Arc Trainer Need Power?

Many used Arc Trainers don't need an outlet at all. The 630A, 750 series, and 770 series are self-powered: your pedaling drives a generator that runs the console and charges an internal battery. The 600A and 610A plug into a standard wall outlet.

Do the self-powered ones really run without power? Yes. But there's a catch worth knowing. They still rely on that internal battery to hold settings and wake the console. Dealers put typical battery life around five years with regular use, and the battery is user-replaceable. A used self-powered Arc Trainer whose console won't wake until you've been pedaling for a while probably just needs a new battery. That's a cheap fix and a good negotiating point, not a dealbreaker.

Touchscreen consoles are the exception. If you're looking at a unit with a large touchscreen or a built-in TV, assume it needs a plug and confirm with the seller.

What to Inspect on a Used Arc Trainer

A used Arc Trainer inspection should take you 15 minutes and you should do it in workout clothes. You're listening as much as looking.

1. Run the full incline range. Go from 0 to max and back. The incline motor should move smoothly without grinding or stalling. A dead incline motor is the expensive failure on these.
2. Test resistance at low, middle, and high. It should change promptly and feel consistent through the stroke.
3. Listen to the drive. A squeal under load usually means the drive belt. A rhythmic clunk or grinding usually means bearings. Belts are routine. Bearings take more work.
4. Grab the arms and pedals and shake them. Side-to-side play at the pivots means worn bushings. Common on ex-gym units, fixable, but price it in.
5. Check the console. Every button, heart rate grips, and any error codes on startup. Ask what the hour meter reads if the console shows one.
6. Look at the foot pedals. Worn tread is cosmetic. Cracked pedal platforms are not.
7. Ask where it came from. A hotel or corporate gym unit may have high hours but regular service. A home unit may have low hours and no service. Neither is automatically better.

Used Arc Trainer Price vs New

A fair used Arc Trainer price is roughly $900 to $1,700 for a clean 600 or 700 series unit. The used Cybex units on our platform have ranged from $725 for a well-used 2016 750AT to $2,075 for a lightly used 772A with the touchscreen console.

Here's how I'd think about where a specific unit should land:

• $700 to $1,000: older or visibly used 600 series and 750 units, often with cosmetic wear. Good value if the inspection checks out.
• $1,000 to $1,500: clean 610A, 750AT, and 770AT units with light wear. This is the sweet spot.
• $1,500 to $2,100: late-model or near-new units, or ones with upgraded consoles.

Compare that against original retail figures of $3,000 to $10,000 on the same listings, and the case for buying used makes itself. Commercial cardio depreciates hard the moment it leaves the gym floor, but the frame is built to outlast several home owners. An Arc Trainer is the rare machine where the used buyer gets most of the value.

Want to see what's listed now? Browse used ellipticals and Arc Trainers on Commonplace.

Will a Used Arc Trainer Fit in Your Home?

A used Arc Trainer will fit in most homes, but you need to measure three things before you buy: the doorway, the ceiling, and the floor.

Doorways. Footprints run about 28.5 to 38 inches wide. Many interior doors are 30 to 32 inches. A narrower unit may roll straight through. A wider one may need the arms or console removed, or a tilt. Measure your tightest door, not your front door.

Ceiling. On an Arc Trainer you're standing on pedals that rise during the stroke, and incline raises them further. Measure from the floor to the pedal at its highest point with incline maxed, add your height, and leave a few inches of headroom. Basements with low ceilings are where this goes wrong.

Floor. These machines weigh roughly 325 to 450 lb on a footprint of about 20 square feet. On a ground floor or basement slab, that's nothing to worry about. On an upper floor, put it near a load-bearing wall and on a rubber mat. Typical US residential floors are designed for a 40 pound-per-square-foot live load, and a 400 lb machine plus a rider spread over 20 square feet sits under that, but stairs and tight landings are where the real trouble is.

Which brings me to the delivery question. Getting 400 lb down a basement staircase is not a two-friends-and-a-pickup job. I wrote a whole guide on getting big equipment into a basement for exactly this reason. When you buy through Commonplace, delivery is handled for you, and the machine is inspected at pickup before it ever reaches your door.

Is a Used Arc Trainer Worth It at Home?

Yes, for most people who want low-impact cardio and have the space. A used Arc Trainer gives you commercial build quality at a home-elliptical price, and it'll likely outlast anything consumer-grade you'd buy new for the same money.

It's not for everyone, though:

1. Buy one if you want low-impact cardio, you have about 80 x 38 inches of floor and enough ceiling, and you want a machine that lasts.
2. Pick a 750AT or 770AT if you want total-body arms and no cord.
3. Pick a 610A if you're on a tighter budget and only need lower body.
4. Skip it if you need something that folds or moves around the house. It doesn't.
5. Skip it if you want streaming classes and a big screen. Look at a connected elliptical instead.
6. Consider a treadmill if walking is your main goal. My treadmill vs elliptical comparison covers that call.

Used Arc Trainer FAQ

Is an Arc Trainer better than an elliptical?

For durability, usually yes. A commercial Arc Trainer is built for gym duty, and most home ellipticals aren't. For features like streaming and screens, a newer home elliptical wins. It depends on what you're buying it for.

What's the difference between the Cybex 750A and 750AT?

The AT has moving arm handles for a total-body workout. The A has fixed handles and works the lower body only. Same base frame otherwise.

How much does a used Cybex Arc Trainer cost?

Usually $900 to $1,700. We've seen them as low as $725 for a well-used unit and up to about $2,075 for one with a touchscreen console.

Do self-powered Arc Trainers need batteries?

Yes, an internal one. Pedaling charges it. Dealers estimate about five years of life, and it's replaceable without a technician.

Can I move an Arc Trainer myself?

On flat ground, often, since many have transport wheels at the front. Stairs are a different matter. At 325 to 450 lb, I'd never recommend a DIY staircase move.

Got an Arc Trainer that's become a very expensive coat rack? Used ones sell well. List it on Commonplace and we handle pickup, inspection, and the buyer. More on that in my guide to where to sell an elliptical and what yours is worth.

Shopping instead? Browse inspected, used Arc Trainers and ellipticals, and pay when it's delivered. See how it works.