SIHOO Doro S300 vs HÅG SoFi
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
7 years
longer warranty on HÅG SoFi than SIHOO Doro S300 (official terms)
Differences at a glance
Sources
- Doro S300 Ergonomic Chair – UK Sihoo official Shop ↗Checked Sep 29, 2026
- HÅG SoFi factsheet ENG (Oct 2019), Flokk ↗Checked Sep 29, 2026
- Sihoo Doro S300 Zero Gravity Ergonomic Office Chair – Official US Sihoo Store ↗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 Doro S300HÅG SoFi
- Price
- $999.99$1,689 – $1,979
- Seat height
- 47 – 55.5 cm (18.50 – 21.85 in)395–545 mm (15.6–21.5 in); 450–640 mm (17.7–25.2 in)
- Seat depth
- 40 – 47 cm (15.75 – 18.50 in)380–460 mm (15.0–18.1 in)
- Load capacity
- 330 lb (≈ 150 kg)300 lb (136 kg)
- Recline
- Recline Angles: 100°, 110°, 130°Tilt range is 20° forwards and 14° backwards from a neutral position 4° to the rear
- Arms
- 6D coordinated armrests (up and down, left and right, front and back, inward and outward, with tilt-lock of armrests, and synchronized recline)HÅG SlideBack™ armrests: adjust height, width or slide backwards; optional extras (aluminium or plastic); arm height 185-300 mm
- Headrest
- Soft, integrated headrest; upper backrest adjusts in 5 levelsHeadrest foremost support point 630-835 mm
- Lumbar support
- Dual dynamic lumbar support; angle 90°-105° fine-tuned with the gas liftAdjustable 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)
What users mention
From 0 SIHOO Doro S300 and 2 HÅG SoFi user reviews, most mentioned first. Green is liked, orange is a caution.
Breathability
SIHOO Doro S3007 mentionsHÅG SoFi4 mentionsDesign
SIHOO Doro S3005 mentionsHÅG SoFi6 mentionsPrice and value
SIHOO Doro S3007 mentionsHÅG SoFi3 mentionsAdjustability
SIHOO Doro S3006 mentionsHÅG SoFi4 mentionsBack support
SIHOO Doro S3005 mentionsHÅG SoFi4 mentionsComfort
SIHOO Doro S3006 mentionsHÅG SoFi2 mentions
Questions
Which is cheaper, the SIHOO Doro S300 or the HÅG SoFi?
The SIHOO Doro S300 is cheaper to start: $999.99 versus $1,689 for the HÅG SoFi at the brand stores (Oct 2026).
Which has a higher weight capacity?
The SIHOO Doro S300, rated for 330 lb versus 300 lb for the HÅG SoFi.
Which has a headrest?
Both: the SIHOO Doro S300 as standard and the HÅG SoFi as standard.
What do owners mention most?
Breathability for the SIHOO Doro S300, and design for the HÅG SoFi, based on review summaries.
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More comparisons
- SIHOO Doro S300 vs LiberNovo Omni Headrest: Soft, integrated headrest on SIHOO Doro S300; 3D Neckrest Adjustment on LiberNovo Omni.
- SIHOO Doro S300 vs Herman Miller Embody Arms: 6D coordinated armrests on SIHOO Doro S300; Fully Adjustable Arms on Herman Miller Embody.
- SIHOO Doro S300 vs Duorest Alpha Load capacity: 330 lb on SIHOO Doro S300; Standard 300 lbs. weight capacity on Duorest Alpha.
- SIHOO Doro S300 vs SIHOO Doro C300 Pro V2 Arms: 6D coordinated armrests on SIHOO Doro S300; 8D Bionic Armrests on SIHOO Doro C300 Pro V2.
- HÅG SoFi vs Herman Miller Aeron Load capacity: 300 lb on HÅG SoFi; 300 / 350 / 400 lb on Herman Miller Aeron.