Cooler Master ERGO L vs SIHOO M59AS

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

Cooler Master

Cooler Master ERGO L

$399.99

SIHOO

SIHOO M59AS

$449.99

24.6 lb

lighter: SIHOO M59AS weighs less than Cooler Master ERGO L (official specs)

Differences at a glance

Cooler Master ERGO LSIHOO M59AS

Price: $399.99$449.99
Seat height: 48–56.5 cm46.5–56.5 cm
Seat depth: 45–49 cm17.13 in (≈ 43.5 cm)
Load capacity: 440 lb330 lb (≈ 150 kg)
Recline: 90–120°Recline up to 126°
Arms: 2D (lift, forward)3D coordinated flip-up armrests (flip up and down, left and right, forward and backward)
Headrest: adjustable (lift, tilt)Double-jointed headrest (height and angle)
Warranty: 2 years3 years

Which is cheaper, the Cooler Master ERGO L or the SIHOO M59AS?

The Cooler Master ERGO L is cheaper to start: $399.99 versus $449.99 for the SIHOO M59AS at the brand stores (Oct 2026).

Which has a higher weight capacity?

The Cooler Master ERGO L, rated for 440 lb versus 330 lb for the SIHOO M59AS.

Which has a headrest?

Both: the Cooler Master ERGO L as standard and the SIHOO M59AS as standard.