Steelcase Series 2 vs SIHOO Doro S100

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

Steelcase

Steelcase Series 2

$749 – $1,171

SIHOO

SIHOO Doro S100

$499.99 – $509.99

$249.01

lower starting price for SIHOO Doro S100 than Steelcase Series 2 at the brand stores

Differences at a glance

Steelcase Series 2SIHOO Doro S100

Price: $749 – $1,171$499.99 – $509.99
Seat height: 16.5–21.5 in (41.9-54.6 cm); 14.75–18 in (37.5-45.7 cm); 17.25–22 in (43.8-55.9 cm)46–54 cm
Seat depth: 14"D to 17.75"D (functional seat depth)15.15–17.12 in (≈ 38.5-43.5 cm)
Recline: Angle between seat and back 99.5° to 119°Reclines up to 135°
Arms: Arm height from seat 7.5"H to 11.5"H: Adjustable4D coordinated armrests (Up and down, left, right, forward and backward, tilt linkage); Up and down 2.76 in, forward and back 1.18 in, side to side, rotate 72°
Lumbar support: Lumbar height from seat 8.5"H to 9.75"HDual dynamic lumbar support

Which is cheaper, the Steelcase Series 2 or the SIHOO Doro S100?

The SIHOO Doro S100 is cheaper to start: $499.99 versus $749 for the Steelcase Series 2 at the brand stores (Sep 2026).