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OM Affirm vs Steelcase Karman

A detailed side-by-side comparison scored on 11 objective criteria.

WINNER
OAOM Affirm

OM Affirm

32/55
$450-$600
SKSteelcase Karman

Steelcase Karman

Ergonomic Office
26/55
$1,200-$1,500
Criteria
OM Affirm
Steelcase Karman
Total Score32/5526/55
Price Rating4/5*2/5
Seat Depth Adjustability2/5*0/5
Height Range3/53/5
Lumbar Comfort2/52/5
Armrests3/54/5*
Upper Back Support3/5*2/5
Neck Support2/5*0/5
Breathability3/54/5*
Material Quality3/53/5
Softness3/5*2/5
Warranty4/54/5
Pros
  • +Made in USA
  • +12-year warranty
  • +Arrives mostly assembled
  • +Good seat comfort
  • +Full 4D armrest adjustability
  • +Excellent mesh breathability
  • +12-year Steelcase warranty
  • +Ultra-lightweight at 29 lbs
Cons
  • -No adjustable lumbar system
  • -Limited headrest on some models
  • -Basic armrest adjustment
  • -275lb weight limit
  • -No seat depth adjustment
  • -No headrest option
  • -Basic lumbar (optional extra cost)
  • -Firm mesh seat
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