SIHOO B100 Pro vs Humanscale Freedom
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
$1,234.01
lower starting price for SIHOO B100 Pro than Humanscale Freedom at the brand stores
Differences at a glance
Sources
- Sihoo B100 Pro Ergonomic Office Chair With Flip-Up Armrest – Official US Sihoo Store ↗Checked Oct 9, 2026
- Freedom Ocean Task Chair | Humanscale Shop ↗Checked Sep 28, 2026
- Humanscale US Price Guide, Feb 2020 (PDF) – Freedom Features & Specifications pages ↗Checked Sep 28, 2026
SIHOO B100 ProHumanscale Freedom
- Price
- $259.99 – $299.99$1,494 – $2,567
- Load capacity
- 330 lb (≈ 150 kg)400 lb (181.4 kg)
- Recline
- 3-position recline up to 135°Weight-sensitive (self-adjusting) recline; 22° recline plus 7° backrest tilt; seat-to-back reference angle 100°–129°
- Arms
- Enlarged 4D flip-up armrests6 in range of vertical motion; armrest height 3.75–9.6 in from compressed seat
- Headrest
- Wide 3D adjustable headrestFreedom Headrest configuration: Dynamic Headrest, moves with the sitter on recline; 5 in vertical adjustment; 30° radial motion
- Lumbar support
- Responsive lower-back supportNo separate lumbar adjustment; pivoting backrest gives up to 1 in additional lumbar support
- Warranty
- 3 years15 years; fabric/cushions/arm pads/casters 5 years
Questions
Which is cheaper, the SIHOO B100 Pro or the Humanscale Freedom?
The SIHOO B100 Pro is cheaper to start: $259.99 versus $1,494 for the Humanscale Freedom at the brand stores (Oct 2026).
Which has a higher weight capacity?
The Humanscale Freedom, rated for 400 lb versus 330 lb for the SIHOO B100 Pro.
Which has a headrest?
Both: the SIHOO B100 Pro as standard and the Humanscale Freedom as standard.
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- SIHOO B100 Pro vs FlexiSpot OC3 Headrest: Wide 3D adjustable headrest on SIHOO B100 Pro; 2D headrest on FlexiSpot OC3.
- SIHOO B100 Pro vs HBADA E3 Air (2026 Edition) Arms: Enlarged 4D flip-up armrests on SIHOO B100 Pro; Armrest Height: 68.5cm–84cm on HBADA E3 Air (2026 Edition).
- SIHOO B100 Pro vs Secretlab TITAN Evo Load capacity: 330 lb on SIHOO B100 Pro; 130 kg on Secretlab TITAN Evo.
- SIHOO B100 Pro vs SIHOO B100 Headrest: Wide 3D adjustable headrest on SIHOO B100 Pro; Wide 2D adjustable headrest on SIHOO B100.
- Humanscale Freedom vs Herman Miller Aeron Arms: 6 in range of vertical motion on Humanscale Freedom; Arm height 7.5–11.5 in on Herman Miller Aeron.
- Humanscale Freedom vs Steelcase Gesture Arms: 6 in range of vertical motion on Humanscale Freedom; Width 10.25–22.5 in between arms on Steelcase Gesture.




