X-Chair X3 vs Steelcase Series 1

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

X-Chair

X-Chair X3

$979

Steelcase

Steelcase Series 1

$549 – $750

$430

lower starting price for Steelcase Series 1 than X-Chair X3 at the brand stores

Differences at a glance

X-Chair X3Steelcase Series 1

Price: $979$549 – $750
Seat height: 17.69–22 in16.5–21.5 in (41.9-54.6 cm); 14.75–17.75 in (37.5-45.1 cm); 17.25–22 in (43.8-55.9 cm)
Seat depth: 16.75–19.25 in15.5"D to 17.75"D (functional seat depth)
Load capacity: 275 lb (125 kg)400 lb (181.4 kg); 300 lb (136.1 kg)
Recline: SciFloat 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.Weight-activated synchro tilt; comfort dial with upright back lock, boost setting and weight-activated full recline
Arms: 4-Dimensional armrests come standard (up, down, side-to-side, front-to-back); option to upgrade to FS 360 rotational armrests; Armrest Height 5.875in - 8.875in4D arms (standard), height-adjustable arms or armless
Headrest: Optional add-on (standard configuration: No headrest; Headrest +$115)Optional headrest; adjusts 3.25" vertically
Lumbar support: Dynamic Variable Lumbar (DVL)® Support; height adjustable backrest raises the DVL®Adjustable lumbar is standard; fixed lumbar is available (3D Microknit Back only)
Warranty: 5 years (all parts and materials); 15 years (non-moving metal components, chair frame)Limited Lifetime Warranty; 12-year, multi-shift, 24/7 parts and labor

Which is cheaper, the X-Chair X3 or the Steelcase Series 1?

The Steelcase Series 1 is cheaper to start: $549 versus $979 for the X-Chair X3 at the brand stores (Sep 2026).

Which has a headrest?

Both: the X-Chair X3 as an option and the Steelcase Series 1 as an option.

What do owners mention most?

Comfort for the X-Chair X3, and adjustability for the Steelcase Series 1, based on review summaries.