SIHOO Doro C300 Ultra V2 vs Humanscale World One

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

SIHOO

SIHOO Doro C300 Ultra V2

$679.99 – $689.99

Humanscale

Humanscale World One

$705

Nearly the same price

$679.99 vs $705 starting prices at the brand stores (SIHOO Doro C300 Ultra V2 vs Humanscale World One)

Differences at a glance

SIHOO Doro C300 Ultra V2Humanscale World One

Price: $679.99 – $689.99$705
Seat height: 47.5–55.5 cm (≈ 18.7-21.9 in)15.6 in - 20.7 in / 397 mm - 527 mm; 16 in - 21 in / 425 mm - 545; 18.1 in - 25.6 in / 460 mm - 651 mm
Seat depth: 16.9–18.5 in (≈ 43-47 cm)16.4 / 416 in; 17.9 / 454 in
Load capacity: 330 lb (≈ 150 kg)100–400 lb
Recline: Recline Angles 105°, 120°, 135°17° Recline + 8° Backrest Tilt
Arms: 8D Bionic Armrests (up, down, forward, back, rotate, or tilt)Armrest Height 9.5 in Fixed / 7.2 in - 10.75 in Adjustable (241.3 mm / 183 mm - 273 mm); options Adjustable Duron Arms, Fixed Duron Arms, No Arms
Lumbar support: Domino™ Sacral-Lumbar Support 2.0: moves up or down, 3 support levelsTri-panel back with Form Sensing Mesh technology provides tailor-made lumbar support (no knobs or levers)
Warranty: 3 years (covers manufacturing defects)12 Years, Component and Parts; 5 Years, Fabric/Cushions

Which is cheaper, the SIHOO Doro C300 Ultra V2 or the Humanscale World One?

The SIHOO Doro C300 Ultra V2 is cheaper to start: $679.99 versus $705 for the Humanscale World One at the brand stores (Oct 2026).