SIHOO Doro C300 Ultra V2 vs HBADA E3 Ultra

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

HBADA

HBADA E3 Ultra

$809

2 years

longer warranty on HBADA E3 Ultra than SIHOO Doro C300 Ultra V2 (official terms)

Differences at a glance

SIHOO Doro C300 Ultra V2HBADA E3 Ultra

Price: $679.99 – $689.99$809
Seat depth: 16.9–18.5 in (≈ 43-47 cm)1.97" seat-depth adjustment (HBADA does not publish the seat-depth range)
Load capacity: 330 lb (≈ 150 kg)330 lb
Recline: Recline Angles 105°, 120°, 135°Reclines up to 140° with multiple locking positions
Arms: 8D Bionic Armrests (up, down, forward, back, rotate, or tilt)720° Omni-Mechanical Armrests: 360° pad rotation and body swivel
Headrest: Ultra-wide 3D headrest, adjusts in three directions4D Biaxial Adjustable Headrest: frame rotation 70°, tilt and rotation 70°, up/down 1.8", forward/backward 2.2"
Lumbar support: Domino™ Sacral-Lumbar Support 2.0: moves up or down, 3 support levels3-Zone Elastic Lumbar Support: wings rotate 40°, 14° dynamic support, 1" front/back, 1.6" up/down
Warranty: 3 years (covers manufacturing defects)5 years

Which is cheaper, the SIHOO Doro C300 Ultra V2 or the HBADA E3 Ultra?

The SIHOO Doro C300 Ultra V2 is cheaper to start: $679.99 versus $809 for the HBADA E3 Ultra at the brand stores (Oct 2026).

Which has a headrest?

Both: the SIHOO Doro C300 Ultra V2 as standard and the HBADA E3 Ultra as standard.