Product profile
SIHOO M57 Ergonomic Office Chair
Brand: SIHOO
Premium here means the top end of this budget page, for shoppers who can stretch for more ergonomic depth while staying value-led.
First published: 31/03/2026 · Product details reviewed: 31/03/2026
Review dates are recorded updates rather than continuous monitoring.
How this profile was reviewed
Criteria-based comparison
A comparison with stated criteria, trade-offs, attributable sources and reasons for each recommendation.
Browse by category:
Not for you if / Check before buying
These checks summarise the information used in our buying guides. Confirm final details with the retailer before buying.
Check before buying
- Verify the seller is authorised for warranty support.
- Check dimensions if you have a non-standard desk height.
- Check exact model, seller, dimensions, return terms and warranty before checkout.
- Treat fit claims as sizing guidance, not a guarantee of comfort or suitability.
Best for / Not for you
Best for
- Home-office users wanting balanced ergonomics without premium pricing
Not for you if
- Buyers who prefer thick cushioned seat-and-back designs
Key specifications to check
| Spec | Value |
|---|---|
| Back type | Breathable mesh |
| Adjustability | Headrest, lumbar, armrests, tilt tension |
| Weight capacity | Capacity evidence appears in SIHOO/retailer specification material, but figures vary by listing and region; verify the exact current seller variant and manufacturer specification before relying on any weight-limit figure. |
| Adjustment types | Not yet verified |
| Warranty / Support | Not yet verified |
| Armrest notes | 3D armrests sourced from SIHOO M57 official product page; arms adjust but do not fold away. |
| Headrest notes | Height- and angle-adjustable headrest sourced from SIHOO M57 official product page. |
| Seat height notes | Published flexible seat-height adjustment; Secondary retailer listing imagery states about 46–55 cm; check seller listing. |
| Seat width notes | Published dimension imagery should be checked against the current seller listing before checkout. |
| Backrest notes | Integrated backrest with breathable mesh seat/back evidence. |
| Material or mesh notes | Breathable mesh cushion/back evidence from SIHOO official page. |
| Dimensions | Secondary retailer listing imagery shows overall height about 107–123 cm and seat-height range about 46–55 cm; verify current variant. |
| Chair type | Mesh ergonomic office chair with headrest and adjustable armrests. |
| Lumbar support notes | Adjustable lumbar support sourced from SIHOO official product page. |
| Warranty caveat | Warranty/support terms vary by store and region; verify seller and manufacturer terms before checkout. |
See this product compared in
- Best Budget Office Chairs in the UK (2026) · Best premium · Pick 3
- Best Ergonomic Office Chairs for Spare-Room Workdays in the UK (2026) · Best overall · Pick 2
- Best Ergonomic Office Chairs in the UK (2026) · Best overall · Pick 2
Pros and trade-offs
Pros
- Strong ergonomic feature set for the usual mid-range spend band
- Breathable mesh back works well for longer desk sessions
Cons
- Armrest movement feels limited for some wider desk setups
Where to check it
Check current details
Check on Amazon