Itoki Spina vs SIHOO Doro S300
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
1.2 in
more seat-height adjustment on Itoki Spina than SIHOO Doro S300 (official specs)
Differences at a glance
Sources
- ITOKI Product Catalog: Spina chair KE-757GV-T1T1T1 ↗Checked Sep 29, 2026
- Doro S300 Ergonomic Chair – UK Sihoo official Shop ↗Checked Sep 29, 2026
- ITOKI Product Catalog: Spina chair functions and features ↗Checked Sep 29, 2026
- Sihoo Doro S300 Zero Gravity Ergonomic Office Chair – Official US Sihoo Store ↗Checked Sep 29, 2026
- ITOKI quality warranty ↗Checked Sep 29, 2026
Itoki SpinaSIHOO Doro S300
- Price
- ¥218,790$999.99
- Seat height
- 475–590 mm (18.7-23.2 in)47 – 55.5 cm (18.50 – 21.85 in)
- Recline
- Middle range (reclines up to 10°), full stroke (reclines up to 20°)Recline Angles: 100°, 110°, 130°
- Arms
- Adjustable arms: 95 mm height (11 steps), inward 20° in 3 steps, 40° in total6D coordinated armrests (up and down, left and right, front and back, inward and outward, with tilt-lock of armrests, and synchronized recline)
- Warranty
- Structure 3 years (mechanisms and moving parts 2 years, exterior and surface finish 1 year)3 years
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