SIHOO Doro C300 Ultra V2 vs SIHOO B300 Pro

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

SIHOO

SIHOO B300 Pro

$329.99 – $379.99

$350

lower starting price for SIHOO B300 Pro than SIHOO Doro C300 Ultra V2 at the brand stores

Differences at a glance

SIHOO Doro C300 Ultra V2SIHOO B300 Pro

Price: $679.99 – $689.99$329.99 – $379.99
Seat height: 47.5–55.5 cm (≈ 18.7-21.9 in)46.8–55.3 cm
Seat depth: 16.9–18.5 in (≈ 43-47 cm)16.5–18.5 in (≈ 42-47 cm)
Load capacity: 330 lb (≈ 150 kg)330 lb (≈ 150 kg)
Recline: Recline Angles 105°, 120°, 135°Three lockable recline angles: 105°, 120°, 135°
Arms: 8D Bionic Armrests (up, down, forward, back, rotate, or tilt)6D All-Around Armrests (rotate, adjust, flip up)
Headrest: Ultra-wide 3D headrest, adjusts in three directions3D Ultra-Wide Headrest
Lumbar support: Domino™ Sacral-Lumbar Support 2.0: moves up or down, 3 support levels4D MicroFit Lumbar Support: 0.8" depth and 2" height adjustment
Warranty: 3 years (covers manufacturing defects)3-Year Free Warranty

Which is cheaper, the SIHOO Doro C300 Ultra V2 or the SIHOO B300 Pro?

The SIHOO B300 Pro is cheaper to start: $329.99 versus $679.99 for the SIHOO Doro C300 Ultra V2 at the brand stores (Oct 2026).

Which has a higher weight capacity?

Neither. Both are rated for 330 lb in their official specifications.

Which has a headrest?

Both: the SIHOO Doro C300 Ultra V2 as standard and the SIHOO B300 Pro as standard.