Compare Autonomous Chair models
ErgoChair Ultra 2
ErgoChair Pro
ErgoStool
320
Weight capacity (lbs)
300
Weight capacity (lbs)
270
Weight capacity (lbs)
18" - 23"
Seat height (in)
18.5" - 22"
Seat height (in)
25" - 35"
Seat height (in)
18 x 18
Seat size (in)
19 x 19
Seat size (in)
13 x 13
Seat size (in)
18" - 20.5"
Seat depth (in)
19" - 21.5"
Seat depth (in)
-
Seat depth (in)
25°
Recline / tilt
22°
Recline / tilt
30
Recline / tilt
Seat height, seat depth, seat tilt, back recline lock, back recline tension, armrest
Adjustability
Seat height, seat depth, seat tilt, back recline lock, back recline tension, backrest firmness lock, lumbar support, headrest, armrest
Adjustability
Seat height
Adjustability
Lumbarless flex-frame (TPE)
Backrest
Adjustable lumbar
Backrest
No backrest
Backrest
4D
Armrest
3D
Armrest
No armrest
Armrest
ABS plastic, polyester, molded foam, TPE webbing, polymer coil springs, aluminum
Material
Nylon, polyester, molded foam
Material
Nylon, polyester, molded foam
Material
Lifetime
Warranty
Lifetime
Warranty
2 years
Warranty