Steelcase Series 1 vs SIHOO B100

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

Steelcase

Steelcase Series 1

$549 – $750

SIHOO

SIHOO B100

$199.99 – $259.99

$349.01

lower starting price for SIHOO B100 than Steelcase Series 1 at the brand stores

Differences at a glance

Steelcase Series 1SIHOO B100

Price: $549 – $750$199.99 – $259.99
Seat height: 16.5–21.5 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 height adjustable from 18.3" to 21.9"
Load capacity: 400 lb (181.4 kg); 300 lb (136.1 kg)330 lb (≈ 150 kg)
Recline: Weight-activated synchro tilt; comfort dial with upright back lock, boost setting and weight-activated full reclineThree lockable angles: 110°, 125° and 135°
Arms: 4D arms (standard), height-adjustable arms or armlessFlip-up 2D armrests
Headrest: Optional headrest; adjusts 3.25" verticallyWide 2D adjustable headrest
Lumbar support: Adjustable lumbar is standard; fixed lumbar is available (3D Microknit Back only)Floating sacral cushion (targeted sacral support)
Warranty: Limited Lifetime Warranty; 12-year, multi-shift, 24/7 parts and labor3 years

Which is cheaper, the Steelcase Series 1 or the SIHOO B100?

The SIHOO B100 is cheaper to start: $199.99 versus $549 for the Steelcase Series 1 at the brand stores (Sep 2026).

Which has a headrest?

Both: the Steelcase Series 1 as an option and the SIHOO B100 as standard.