SIHOO M57 vs SIHOO M56C
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
$135
lower starting price for SIHOO M56C than SIHOO M57 at the brand stores
Differences at a glance
Sources
SIHOO M57SIHOO M56C
- Price
- $319.99$184.99
- Seat depth
- 18.11 in (≈ 46 cm)17.1 in (≈ 43.4 cm)
- Load capacity
- 330 lb (≈ 150 kg)300 lb (≈ 136 kg)
- Recline
- Reclines up to 126°Maximum tilt angle of 125° (reclining lock with 1 position)
- Arms
- 3D coordinated armrests (up and down, left and right, forward and backward)Armrests adjustable up and down
- Headrest
- Headrest adjusts vertically up to 3.9 inches and rotates 45 degreesHeadrest moves up and down and tilts
- Lumbar support
- Dual-adjustable lumbar support (vertical and horizontal)Ultra-wide dynamic lumbar support: a flexible elastic plate that moves with the backrest (no manual adjustment listed)
- Warranty
- 3 years3 years
Questions
Which is cheaper, the SIHOO M57 or the SIHOO M56C?
The SIHOO M56C is cheaper to start: $184.99 versus $319.99 for the SIHOO M57 at the brand stores (Oct 2026).
Which has a higher weight capacity?
The SIHOO M57, rated for 330 lb versus 300 lb for the SIHOO M56C.
Which has a headrest?
Both: the SIHOO M57 as standard and the SIHOO M56C as standard.
Swap in a similar chair
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More comparisons
- SIHOO M57 vs Branch Ergonomic Chair Arms: 3D coordinated armrests on SIHOO M57; 3D removable armrests on Branch Ergonomic Chair.
- SIHOO M57 vs HBADA E3 Air (2026 Edition) Arms: 3D coordinated armrests on SIHOO M57; Armrest Height: 68.5cm–84cm on HBADA E3 Air (2026 Edition).
- SIHOO M57 vs SIHOO M18 Arms: 3D coordinated armrests on SIHOO M57; Adjustable armrests on SIHOO M18.
- SIHOO M57 vs SIHOO M59AS Arms: 3D coordinated armrests on SIHOO M57; 3D coordinated flip-up armrests on SIHOO M59AS.
- SIHOO M56C vs SIHOO M18 Arms: Armrests adjustable up and down on SIHOO M56C; Adjustable armrests on SIHOO M18.