SIHOO Doro C300 Pro vs SIHOO M18

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

SIHOO

SIHOO Doro C300 Pro

$789.99 – $839.99

SIHOO

SIHOO M18

$289.99 – $299.99

$500

lower starting price for SIHOO M18 than SIHOO Doro C300 Pro at the brand stores

Differences at a glance

SIHOO Doro C300 ProSIHOO M18

Price: $789.99 – $839.99$289.99 – $299.99
Seat height: 46–56.7 cm44–54 cm
Seat depth: 16.81–17.76 in (≈ 42.7-45.1 cm)17.91 in (≈ 45.5 cm)
Load capacity: 330 lb (≈ 150 kg)330 lb (≈ 150 kg)
Recline: Maximum recline angle of 135°Maximum 126° recline angle
Arms: 6D coordinated armrests (up and down, left and right, front and back, inward and outward, with tilt-lock of armrests, and synchronized recline)Adjustable armrests (Up and down)
Headrest: Headrest adjusts up and down, back and forth, or rotatesHeadrest moves 3.9" up and down and pivots 45°
Lumbar support: Lumbar support automatically conforms to your spine (BM Tracking System)Lumbar support adjusts vertically and horizontally
Warranty: 3 years3 years

Which is cheaper, the SIHOO Doro C300 Pro or the SIHOO M18?

The SIHOO M18 is cheaper to start: $289.99 versus $789.99 for the SIHOO Doro C300 Pro at the brand stores (Oct 2026).

Which has a higher weight capacity?

Neither. Both are rated for 330 lb in their official specifications.

Which has a headrest?

Both: the SIHOO Doro C300 Pro as standard and the SIHOO M18 as standard.