SIHOO Doro C300 Pro vs Kokuyo Ing
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
12.3 lb
lighter: Kokuyo Ing weighs less than SIHOO Doro C300 Pro (official specs)
Differences at a glance
Sources
- Sihoo Doro C300 Pro Ergonomic Office Chair Fully Loaded Comfort – EU Sihoo official Shop ↗Checked Oct 8, 2026
- KOKUYO ing instruction manual (8. Specifications) ↗Checked Sep 29, 2026
- Sihoo Doro C300 Pro Ergonomic Office Chair – Official US Sihoo Store ↗Checked Oct 8, 2026
- KOKUYO Workstyle Shop – ing, cushion type, lateral type, adjustable arms ↗Checked Sep 29, 2026
- Doro C300 Pro Ergonomic Office Chair | Adjustable Lumbar, 6D Armrests, Smart Recline – UK Sihoo official Shop ↗Checked Oct 8, 2026
- KOKUYO quality warranty for office furniture ↗Checked Sep 29, 2026
- KOKUYO Workstyle Shop (Japan) (price) ↗Checked Sep 25, 2026
SIHOO Doro C300 ProKokuyo Ing
- Price
- $789.99 – $839.99¥119,790 – ¥183,150
- Seat height
- 46–56.7 cm425–515 mm (16.7–20.3 in)
- Seat depth
- 16.81–17.76 in (≈ 42.7-45.1 cm)455 mm (17.9 in)
- Recline
- Maximum recline angle of 135°Gliding mechanism (back and seat move 360° front-back and side to side); front free tilt
- Arms
- 6D coordinated armrests (up and down, left and right, front and back, inward and outward, with tilt-lock of armrests, and synchronized recline)Arm height adjusts in 11 steps with a button; armrest rotates 60° inward (2 steps)
- Headrest
- Headrest adjusts up and down, back and forth, or rotatesWith-headrest type (tall back)
- Warranty
- 3 yearsStructure 10 years (purchases from Jan 1, 2023); mechanisms and moving parts 2 years; exterior and surface finish 1 year
Questions
Which has a headrest?
Both: the SIHOO Doro C300 Pro as standard and the Kokuyo Ing as standard.
Swap in a similar chair
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Compare Kokuyo Ing with
More comparisons
- SIHOO Doro C300 Pro vs Steelcase Gesture Arms: 6D coordinated armrests on SIHOO Doro C300 Pro; Width 10.25–22.5 in between arms on Steelcase Gesture.
- SIHOO Doro C300 Pro vs HBADA X7 Air SIHOO Doro C300 Pro lists at $789.99 – $839.99; HBADA X7 Air at $1,399 (official stores).
- SIHOO Doro C300 Pro vs HBADA E3 Pro (2026 Edition) Arms: 6D coordinated armrests on SIHOO Doro C300 Pro; Armrest Height: 28.3"–34.4" on HBADA E3 Pro (2026 Edition).
- SIHOO Doro C300 Pro vs Autonomous ErgoChair Pro Arms: 6D coordinated armrests on SIHOO Doro C300 Pro; 3D armrests on Autonomous ErgoChair Pro.
- Kokuyo Ing vs Herman Miller Aeron Headrest: With-headrest type on Kokuyo Ing; None offered by Herman Miller on Herman Miller Aeron.
- Kokuyo Ing vs Steelcase Gesture Headrest: With-headrest type on Kokuyo Ing; Optional on Steelcase Gesture.

