Kokuyo Duora vs SIHOO Doro C300

Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.

Kokuyo

Kokuyo Duora

¥83,710 – ¥127,930

≈ $530 – $820

SIHOO

SIHOO Doro C300

$559.99 – $569.99

17.9 lb

lighter: Kokuyo Duora weighs less than SIHOO Doro C300 (official specs)

Differences at a glance

Kokuyo DuoraSIHOO Doro C300

Price: ¥83,710 – ¥127,930$559.99 – $569.99
Seat height: 420–510 mm (16.5–20.1 in)47–55 cm
Seat depth: 405–455 mm (15.9–17.9 in)43.5–46 cm
Recline: Auto-fit synchro rocking; rocking angle range adjustment (4 steps: 0, 6, 13, 20°); simple rocking tension adjustment (5 steps)Recline Angles: 110°, 120°, 130°
Arms: 2-way motion arms (height stroke 100 mm, depth stroke 65 mm, angle 30° inward)4D coordinated armrests (Up and down, left, right, forward and backward, tilt linkage)
Lumbar support: Pelvic adjust support (3 steps); lumbar support is optionalSelf-adaptive dynamic lumbar support
Warranty: Structure 10 years from delivery (purchases from Jan 2023; back frame, arm frame, base legs); mechanisms and moving parts 2 years; exterior and surface finish 1 year3 years

What do owners mention most?

Back support for the Kokuyo Duora, and adjustability for the SIHOO Doro C300, based on review summaries.