Steelcase Series 2 vs SIHOO B300 Pro

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 B300 Pro

$329.99 – $379.99

$419.01

lower starting price for SIHOO B300 Pro than Steelcase Series 2 at the brand stores

Differences at a glance

Steelcase Series 2SIHOO B300 Pro

Price: $749 – $1,171$329.99 – $379.99
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)46.8–55.3 cm
Seat depth: 14"D to 17.75"D (functional seat depth)16.5–18.5 in (≈ 42-47 cm)
Recline: Angle between seat and back 99.5° to 119°Three lockable recline angles: 105°, 120°, 135°
Arms: Arm height from seat 7.5"H to 11.5"H: Adjustable6D All-Around Armrests (rotate, adjust, flip up)
Lumbar support: Lumbar height from seat 8.5"H to 9.75"H4D MicroFit Lumbar Support: 0.8" depth and 2" height adjustment

Which is cheaper, the Steelcase Series 2 or the SIHOO B300 Pro?

The SIHOO B300 Pro is cheaper to start: $329.99 versus $749 for the Steelcase Series 2 at the brand stores (Sep 2026).