SIHOO Doro S100 vs HÅG SoFi
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
$1,189.01
lower starting price for SIHOO Doro S100 than HÅG SoFi at the brand stores
Differences at a glance
Sources
- Doro S100 Ergonomic Chair | Dual Lumbar Support & 4D Armrests – UK Sihoo official Shop ↗Checked Oct 8, 2026
- HÅG SoFi factsheet ENG (Oct 2019), Flokk ↗Checked Sep 29, 2026
- Sihoo Doro S100 Ergonomic Office Chair with Dual Dynamic Lumbar Support – Official US Sihoo Store ↗Checked Oct 8, 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 Doro S100HÅG SoFi
- Price
- $499.99 – $509.99$1,689 – $1,979
- Seat height
- 46–54 cm395–545 mm (15.6–21.5 in); 450–640 mm (17.7–25.2 in)
- Seat depth
- 15.15–17.12 in (≈ 38.5-43.5 cm)380–460 mm (15.0–18.1 in)
- Load capacity
- 330 lb (≈ 150 kg)300 lb (136 kg)
- Recline
- Reclines up to 135°Tilt range is 20° forwards and 14° backwards from a neutral position 4° to the rear
- Arms
- 4D coordinated armrests (Up and down, left, right, forward and backward, tilt linkage); Up and down 2.76 in, forward and back 1.18 in, side to side, rotate 72°HÅG SlideBack™ armrests: adjust height, width or slide backwards; optional extras (aluminium or plastic); arm height 185-300 mm
- Headrest
- Integrated headrest adjusts up or down; upper backrest in five levelsHeadrest foremost support point 630-835 mm
- Lumbar support
- Dual dynamic lumbar supportAdjustable lumbar support standard; foremost support point 165-260 mm
- Warranty
- 3 years10-year guarantee against production defects (normal use up to 9 hours per day)
Questions
Which is cheaper, the SIHOO Doro S100 or the HÅG SoFi?
The SIHOO Doro S100 is cheaper to start: $499.99 versus $1,689 for the HÅG SoFi at the brand stores (Oct 2026).
Which has a higher weight capacity?
The SIHOO Doro S100, rated for 330 lb versus 300 lb for the HÅG SoFi.
Which has a headrest?
Both: the SIHOO Doro S100 as standard and the HÅG SoFi as standard.
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- SIHOO Doro S100 vs SIHOO M18 Arms: 4D coordinated armrests on SIHOO Doro S100; Adjustable armrests on SIHOO M18.
- SIHOO Doro S100 vs SIHOO Doro C300 Pro V2 Arms: 4D coordinated armrests on SIHOO Doro S100; 8D Bionic Armrests on SIHOO Doro C300 Pro V2.
- SIHOO Doro S100 vs SIHOO Doro C300 Pro Arms: 4D coordinated armrests on SIHOO Doro S100; 6D coordinated armrests on SIHOO Doro C300 Pro.
- HÅG SoFi vs Herman Miller Aeron Load capacity: 300 lb on HÅG SoFi; 300 / 350 / 400 lb on Herman Miller Aeron.


