SIHOO B100 Pro vs Steelcase Series 1

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

SIHOO

SIHOO B100 Pro

$259.99 – $299.99

Steelcase

Steelcase Series 1

$549 – $750

$289.01

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

Differences at a glance

SIHOO B100 ProSteelcase Series 1

Price: $259.99 – $299.99$549 – $750
Load capacity: 330 lb (≈ 150 kg)400 lb (181.4 kg); 300 lb (136.1 kg)
Recline: 3-position recline up to 135°Weight-activated synchro tilt; comfort dial with upright back lock, boost setting and weight-activated full recline
Arms: Enlarged 4D flip-up armrests4D arms (standard), height-adjustable arms or armless
Headrest: Wide 3D adjustable headrestOptional headrest; adjusts 3.25" vertically
Lumbar support: Responsive lower-back supportAdjustable lumbar is standard; fixed lumbar is available (3D Microknit Back only)
Warranty: 3 yearsLimited Lifetime Warranty; 12-year, multi-shift, 24/7 parts and labor

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

The SIHOO B100 Pro is cheaper to start: $259.99 versus $549 for the Steelcase Series 1 at the brand stores (Oct 2026).

Which has a headrest?

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