SIHOO Doro C300 Ultra V2 vs SIHOO B100

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 B100

$199.99 – $259.99

$480

lower starting price for SIHOO B100 than SIHOO Doro C300 Ultra V2 at the brand stores

Differences at a glance

SIHOO Doro C300 Ultra V2SIHOO B100

Price: $679.99 – $689.99$199.99 – $259.99
Seat height: 47.5–55.5 cm (≈ 18.7-21.9 in)Seat height adjustable from 18.3" to 21.9"
Load capacity: 330 lb (≈ 150 kg)330 lb (≈ 150 kg)
Recline: Recline Angles 105°, 120°, 135°Three lockable angles: 110°, 125° and 135°
Arms: 8D Bionic Armrests (up, down, forward, back, rotate, or tilt)Flip-up 2D armrests
Headrest: Ultra-wide 3D headrest, adjusts in three directionsWide 2D adjustable headrest
Lumbar support: Domino™ Sacral-Lumbar Support 2.0: moves up or down, 3 support levelsFloating sacral cushion (targeted sacral support)
Warranty: 3 years (covers manufacturing defects)3 years

Which is cheaper, the SIHOO Doro C300 Ultra V2 or the SIHOO B100?

The SIHOO B100 is cheaper to start: $199.99 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 B100 as standard.