SIHOO Doro C300 vs Okamura Sylphy
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
Differences at a glance
Sources
- Doro C300 Ergonomic Office Chair – UK Sihoo official Shop ↗Checked Sep 29, 2026
- Sylphy | Office | Product information | Okamura Corporation ↗Checked Sep 29, 2026
- Sihoo Doro C300 Advanced Ergonomic Office Chair – Official US Sihoo Store ↗Checked Sep 29, 2026
- Okamura office seating safety and warranty periods (updated Jan 28, 2026) ↗Checked Sep 29, 2026
- OKAMURA Lifestyle Store (Japan) (price) ↗Checked Oct 11, 2026
SIHOO Doro C300Okamura Sylphy
- Price
- $559.99 – $569.99From ¥106,040
- Recline
- Recline Angles: 110°, 120°, 130°Back-seat synchro recline with forward tilt: 23° upright to reclined, 10° upright to forward; locks in 4 positions
- Arms
- 4D coordinated armrests (Up and down, left, right, forward and backward, tilt linkage)Adjustable arms: 100 mm height; arm pad 50 mm front-back, 20° inward, 20° outward
- Headrest
- 3D Mechanical HeadrestAdjustable headrest: 100 mm height, 35° angle
- Lumbar support
- Self-adaptive dynamic lumbar supportLumbar support (mesh back): height adjusts over 60 mm
- Warranty
- 3 yearsStructure 8 years (purchases from Jan 5, 2021); mechanisms and moving parts 2 years; exterior and surface finish 1 year
What users mention
From 1 SIHOO Doro C300 and 2 Okamura Sylphy user reviews, most mentioned first. Green is liked, orange is a caution.
Adjustability
SIHOO Doro C3007 mentionsOkamura Sylphy2 mentionsComfort
SIHOO Doro C3004 mentionsOkamura Sylphy4 mentionsDesign
SIHOO Doro C3005 mentionsOkamura Sylphy2 mentionsPrice and value
SIHOO Doro C3003 mentionsOkamura Sylphy4 mentionsArmrests
SIHOO Doro C3005 mentionsOkamura Sylphy1 mentionBack support
SIHOO Doro C3004 mentionsOkamura Sylphy2 mentions
Questions
Which has a headrest?
Both: the SIHOO Doro C300 as standard and the Okamura Sylphy as standard.
What do owners mention most?
Adjustability for the SIHOO Doro C300, and comfort for the Okamura Sylphy, based on review summaries.
Swap in a similar chair
Compare SIHOO Doro C300 with
Compare Okamura Sylphy with
More comparisons
- SIHOO Doro C300 vs Steelcase Leap V2 Headrest: 3D Mechanical Headrest on SIHOO Doro C300; Optional on Steelcase Leap V2.
- SIHOO Doro C300 vs Herman Miller Aeron Headrest: 3D Mechanical Headrest on SIHOO Doro C300; None offered by Herman Miller on Herman Miller Aeron.
- SIHOO Doro C300 vs Steelcase Series 1 Headrest: 3D Mechanical Headrest on SIHOO Doro C300; Optional headrest on Steelcase Series 1.
- SIHOO Doro C300 vs HBADA E3 Air (2026 Edition) Arms: 4D coordinated armrests on SIHOO Doro C300; Armrest Height: 68.5cm–84cm on HBADA E3 Air (2026 Edition).
- Okamura Sylphy vs Herman Miller Aeron Arms: Adjustable arms: 100 mm height on Okamura Sylphy; Arm height 7.5–11.5 in on Herman Miller Aeron.
- Okamura Sylphy vs Steelcase Gesture Arms: Adjustable arms: 100 mm height on Okamura Sylphy; Width 10.25–22.5 in between arms on Steelcase Gesture.


