Cooler Master ERGO L vs SIHOO B300 Pro
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
1 years
longer warranty on SIHOO B300 Pro than Cooler Master ERGO L (official terms)
Differences at a glance
Sources
- Cooler Master ERGO L product page - Specifications ↗Checked Oct 17, 2026
- Sihoo B300 Pro Ergonomic Office Chair – Official US Sihoo Store ↗Checked Oct 16, 2026
Cooler Master ERGO LSIHOO B300 Pro
- Price
- $399.99$329.99 – $379.99
- Seat height
- 48–56.5 cm46.8–55.3 cm
- Seat depth
- 45–49 cm16.5–18.5 in (≈ 42-47 cm)
- Load capacity
- 440 lb330 lb (≈ 150 kg)
- Recline
- 90–120°Three lockable recline angles: 105°, 120°, 135°
- Arms
- 2D (lift, forward)6D All-Around Armrests (rotate, adjust, flip up)
- Headrest
- adjustable (lift, tilt)3D Ultra-Wide Headrest
- Warranty
- 2 years3-Year Free Warranty
Questions
Which is cheaper, the Cooler Master ERGO L or the SIHOO B300 Pro?
The SIHOO B300 Pro is cheaper to start: $329.99 versus $399.99 for the Cooler Master ERGO L 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 B300 Pro.
Which has a headrest?
Both: the Cooler Master ERGO L as standard and the SIHOO B300 Pro as standard.
