Haworth Soji vs SIHOO Doro C300 Pro V2

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

Haworth

Haworth Soji

$545

SIHOO

SIHOO Doro C300 Pro V2

$499.99 – $549.99

9 years

longer warranty on Haworth Soji than SIHOO Doro C300 Pro V2 (official terms)

Differences at a glance

Haworth SojiSIHOO Doro C300 Pro V2

Price: $545$499.99 – $549.99
Seat height: 16.4–21 in (41.7–53.3 cm)17.5–20.9 in
Seat depth: 16.25–18.75 in (41.3–47.6 cm)Seat Depth 16.9" - 18.5"
Load capacity: 350 lb (158.8 kg)330 lb (≈ 150 kg)
Recline: Tilt tension control; back lock; optional forward tilt by 5°Recline Angles 105°, 120°, 135°
Arms: Fixed arms, height-adjustable arms, 4D arms, and armless options available8D Bionic Armrests (up, down, forward, back, rotate, or tilt)
Lumbar support: Optional lumbar adjustment for personalized support within a 3.5" rangeDomino™ Sacral-Lumbar Support 2.0: moves up or down, 3 support levels
Warranty: 12 year warranty3 years (covers manufacturing defects)

Which is cheaper, the Haworth Soji or the SIHOO Doro C300 Pro V2?

The SIHOO Doro C300 Pro V2 is cheaper to start: $499.99 versus $545 for the Haworth Soji at the brand stores (Oct 2026).