Herman Miller Sayl vs SIHOO Doro C300 Pro

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

SIHOO

SIHOO Doro C300 Pro

$789.99 – $839.99

9 years

longer warranty on Herman Miller Sayl than SIHOO Doro C300 Pro (official terms)

Differences at a glance

Herman Miller SaylSIHOO Doro C300 Pro

Price: $935 – $1,580$789.99 – $839.99
Seat height: 16–20.5 in standard; 15–19 in low; 16.5–22 in extended46–56.7 cm
Seat depth: 16.5 in fixed; 16–18 in adjustable16.81–17.76 in (≈ 42.7-45.1 cm)
Load capacity: 350 lb (159 kg)330 lb (≈ 150 kg)
Recline: Harmonic Tilt; Tilt Limiter standard, Tilt Limiter with Seat Angle optionalMaximum recline angle of 135°
Arms: Options: No Arms, Fixed Arms, Height Adjustable Arms, Fully Adjustable 4D Arms6D coordinated armrests (up and down, left and right, front and back, inward and outward, with tilt-lock of armrests, and synchronized recline)
Lumbar support: PostureFit Sacral Support Standard; Lumbar Support OptionalLumbar support automatically conforms to your spine (BM Tracking System)
Warranty: 12-year, 3-shift3 years

Which is cheaper, the Herman Miller Sayl or the SIHOO Doro C300 Pro?

The SIHOO Doro C300 Pro is cheaper to start: $789.99 versus $935 for the Herman Miller Sayl at the brand stores (Oct 2026).

Which has a higher weight capacity?

The Herman Miller Sayl, rated for 350 lb versus 330 lb for the SIHOO Doro C300 Pro.