Herman Miller Sayl vs Kokuyo Duora

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

Herman Miller

Herman Miller Sayl

$935 – $1,580

Kokuyo

Kokuyo Duora

¥83,710 – ¥127,930

≈ $530 – $820

20.7 lb

lighter: Kokuyo Duora weighs less than Herman Miller Sayl (official specs)

Differences at a glance

Herman Miller SaylKokuyo Duora

Price: $935 – $1,580¥83,710 – ¥127,930
Seat height: 16–20.5 in standard; 15–19 in low; 16.5–22 in extended420–510 mm (16.5–20.1 in)
Seat depth: 16.5 in fixed; 16–18 in adjustable405–455 mm (15.9–17.9 in)
Recline: Harmonic Tilt; Tilt Limiter standard, Tilt Limiter with Seat Angle optionalAuto-fit synchro rocking; rocking angle range adjustment (4 steps: 0, 6, 13, 20°); simple rocking tension adjustment (5 steps)
Arms: Options: No Arms, Fixed Arms, Height Adjustable Arms, Fully Adjustable 4D Arms2-way motion arms (height stroke 100 mm, depth stroke 65 mm, angle 30° inward)
Lumbar support: PostureFit Sacral Support Standard; Lumbar Support OptionalPelvic adjust support (3 steps); lumbar support is optional
Warranty: 12-year, 3-shiftStructure 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 year

What do owners mention most?

Comfort for the Herman Miller Sayl, and back support for the Kokuyo Duora, based on review summaries.