Steelcase Karman vs Humanscale World One

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

Humanscale

Humanscale World One

$705

$494

lower starting price for Humanscale World One than Steelcase Karman at the brand stores

Differences at a glance

Steelcase KarmanHumanscale World One

Price: $1,199 – $1,543$705
Seat height: 15.625–20 in (39.7–50.8 cm)15.6 in - 20.7 in / 397 mm - 527 mm; 16 in - 21 in / 425 mm - 545; 18.1 in - 25.6 in / 460 mm - 651 mm
Seat depth: Fixed seat depth (no number given)16.4 / 416 in; 17.9 / 454 in
Load capacity: 350 lb (158.8 kg)100–400 lb
Recline: Comfort dial supports four recline positions17° Recline + 8° Backrest Tilt
Arms: 4D arms or armless; 4D ARM: raise up and down, pivot in and out, shift in all directionsArmrest Height 9.5 in Fixed / 7.2 in - 10.75 in Adjustable (241.3 mm / 183 mm - 273 mm); options Adjustable Duron Arms, Fixed Duron Arms, No Arms
Lumbar support: Optional lumbar supportTri-panel back with Form Sensing Mesh technology provides tailor-made lumbar support (no knobs or levers)
Warranty: Steelcase Limited Lifetime Warranty12 Years, Component and Parts; 5 Years, Fabric/Cushions

From 7 Steelcase Karman and 5 Humanscale World One user reviews, most mentioned first. Green is liked, orange is a caution.

Which is cheaper, the Steelcase Karman or the Humanscale World One?

The Humanscale World One is cheaper to start: $705 versus $1,199 for the Steelcase Karman at the brand stores (Sep 2026).

What do owners mention most?

Comfort for the Steelcase Karman, and breathability for the Humanscale World One, based on review summaries.