Vitra Physix vs SIHOO B300 Pro

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

Vitra

Vitra Physix

From $1,520

SIHOO

SIHOO B300 Pro

$329.99 – $379.99

$1,190.01

lower starting price for SIHOO B300 Pro than Vitra Physix at the brand stores

Differences at a glance

Vitra PhysixSIHOO B300 Pro

Price: From $1,520$329.99 – $379.99
Seat height: 390–510 mm46.8–55.3 cm
Seat depth: 435 mm16.5–18.5 in (≈ 42-47 cm)
Recline: Synchronised movement, individual adjustment of backrest resistance and locking device in upright positionThree lockable recline angles: 105°, 120°, 135°
Arms: Flexible frame and armrests in polyamide (deep black or soft grey)6D All-Around Armrests (rotate, adjust, flip up)
Warranty: 5 years3-Year Free Warranty

Which is cheaper, the Vitra Physix or the SIHOO B300 Pro?

The SIHOO B300 Pro is cheaper to start: $329.99 versus $1,520 for the Vitra Physix at the brand stores (Oct 2026).