SIHOO B300 Pro vs HÅG SoFi
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
$1,359.01
lower starting price for SIHOO B300 Pro than HÅG SoFi at the brand stores
Differences at a glance
Sources
- Sihoo B300 Pro Ergonomic Office Chair – Official US Sihoo Store ↗Checked Oct 16, 2026
- HÅG SoFi factsheet ENG (Oct 2019), Flokk ↗Checked Sep 29, 2026
- HÅG SoFi Spec Sheet (US, 2026-08-06), Flokk ↗Checked Sep 29, 2026
- HÅG US Price List (Flokk, 8.6.26) (price) ↗Checked Sep 29, 2026
SIHOO B300 ProHÅG SoFi
- Price
- $329.99 – $379.99$1,689 – $1,979
- Seat height
- 46.8–55.3 cm395–545 mm (15.6–21.5 in); 450–640 mm (17.7–25.2 in)
- Seat depth
- 16.5–18.5 in (≈ 42-47 cm)380–460 mm (15.0–18.1 in)
- Load capacity
- 330 lb (≈ 150 kg)300 lb (136 kg)
- Recline
- Three lockable recline angles: 105°, 120°, 135°Tilt range is 20° forwards and 14° backwards from a neutral position 4° to the rear
- Arms
- 6D All-Around Armrests (rotate, adjust, flip up)HÅG SlideBack™ armrests: adjust height, width or slide backwards; optional extras (aluminium or plastic); arm height 185-300 mm
- Headrest
- 3D Ultra-Wide HeadrestHeadrest foremost support point 630-835 mm
- Lumbar support
- 4D MicroFit Lumbar Support: 0.8" depth and 2" height adjustmentAdjustable lumbar support standard; foremost support point 165-260 mm
- Warranty
- 3-Year Free Warranty10-year guarantee against production defects (normal use up to 9 hours per day)
Questions
Which is cheaper, the SIHOO B300 Pro or the HÅG SoFi?
The SIHOO B300 Pro is cheaper to start: $329.99 versus $1,689 for the HÅG SoFi at the brand stores (Oct 2026).
Which has a higher weight capacity?
The SIHOO B300 Pro, rated for 330 lb versus 300 lb for the HÅG SoFi.
Which has a headrest?
Both: the SIHOO B300 Pro as standard and the HÅG SoFi as standard.

