Cooler Master Caliber R3 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 Caliber R3

$299.99

SIHOO

SIHOO M59AS

$449.99

$150

lower starting price for Cooler Master Caliber R3 than SIHOO M59AS at the brand stores

Differences at a glance

Cooler Master Caliber R3SIHOO M59AS

Price: $299.99$449.99
Seat height: 48–56 cm46.5–56.5 cm
Seat depth: 54 cm17.13 in (≈ 43.5 cm)
Load capacity: 330 lb330 lb (≈ 150 kg)
Recline: 90–180°Recline up to 126°
Arms: 2D3D coordinated flip-up armrests (flip up and down, left and right, forward and backward)
Headrest: memory foam pillowDouble-jointed headrest (height and angle)
Lumbar support: memory foam pillowDynamic lumbar support in a dual-section backrest

Which is cheaper, the Cooler Master Caliber R3 or the SIHOO M59AS?

The Cooler Master Caliber R3 is cheaper to start: $299.99 versus $449.99 for the SIHOO M59AS 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 Cooler Master Caliber R3 as standard and the SIHOO M59AS as standard.