Steelcase Karman vs X-Chair X3

Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.

Steelcase

Steelcase Karman

$1,199 – $1,543

X-Chair

X-Chair X3

$979

26.5 lb

lighter: Steelcase Karman weighs less than X-Chair X3 (official specs)

Differences at a glance

Steelcase KarmanX-Chair X3

Price: $1,199 – $1,543$979
Seat height: 15.625–20 in (39.7–50.8 cm)17.69–22 in
Seat depth: Fixed seat depth (no number given)16.75–19.25 in
Load capacity: 350 lb (158.8 kg)275 lb (125 kg)
Recline: Comfort dial supports four recline positionsSciFloat Infinite Recline + Tilt Lock and Tension allows you to recline and lock into position or increase tension in your recline motion for more fluid movement.
Arms: 4D arms or armless; 4D ARM: raise up and down, pivot in and out, shift in all directions4-Dimensional armrests come standard (up, down, side-to-side, front-to-back); option to upgrade to FS 360 rotational armrests; Armrest Height 5.875in - 8.875in
Headrest: No headrest option; High Back version has an adjustable neck support pillowOptional add-on (standard configuration: No headrest; Headrest +$115)
Lumbar support: Optional lumbar supportDynamic Variable Lumbar (DVL)® Support; height adjustable backrest raises the DVL®
Warranty: Steelcase Limited Lifetime Warranty5 years (all parts and materials); 15 years (non-moving metal components, chair frame)

Which is cheaper, the Steelcase Karman or the X-Chair X3?

The X-Chair X3 is cheaper to start: $979 versus $1,199 for the Steelcase Karman at the brand stores (Sep 2026).

Which has a higher weight capacity?

The Steelcase Karman, rated for 350 lb versus 275 lb for the X-Chair X3.

Which has a headrest?

Only the X-Chair X3 (as an option); the Steelcase Karman does not offer one.

What do owners mention most?

Comfort for the Steelcase Karman, and comfort for the X-Chair X3, based on review summaries.