Kokuyo Ing vs SIHOO B300 Pro
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
Differences at a glance
Sources
- KOKUYO ing instruction manual (8. Specifications) ↗Checked Sep 29, 2026
- Sihoo B300 Pro Ergonomic Office Chair – Official US Sihoo Store ↗Checked Oct 16, 2026
- KOKUYO Workstyle Shop – ing, cushion type, lateral type, adjustable arms ↗Checked Sep 29, 2026
- KOKUYO quality warranty for office furniture ↗Checked Sep 29, 2026
- KOKUYO Workstyle Shop (Japan) (price) ↗Checked Sep 25, 2026
Kokuyo IngSIHOO B300 Pro
- Price
- ¥119,790 – ¥183,150$329.99 – $379.99
- Seat height
- 425–515 mm (16.7–20.3 in)46.8–55.3 cm
- Seat depth
- 455 mm (17.9 in)16.5–18.5 in (≈ 42-47 cm)
- Recline
- Gliding mechanism (back and seat move 360° front-back and side to side); front free tiltThree lockable recline angles: 105°, 120°, 135°
- Arms
- Arm height adjusts in 11 steps with a button; armrest rotates 60° inward (2 steps)6D All-Around Armrests (rotate, adjust, flip up)
- Headrest
- With-headrest type (tall back)3D Ultra-Wide Headrest
- Warranty
- Structure 10 years (purchases from Jan 1, 2023); mechanisms and moving parts 2 years; exterior and surface finish 1 year3-Year Free Warranty
Questions
Which has a headrest?
Both: the Kokuyo Ing as standard and the SIHOO B300 Pro as standard.
Swap in a similar chair
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- SIHOO B300 Pro vs HBADA E3 Air (2026 Edition) Arms: 6D All-Around Armrests on SIHOO B300 Pro; Armrest Height: 68.5cm–84cm on HBADA E3 Air (2026 Edition).