SIHOO M57 vs Anthros Chair

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

SIHOO

SIHOO M57

$319.99

Anthros

Anthros Chair

From $1,949

$1,629.01

lower starting price for SIHOO M57 than Anthros Chair at the brand stores

Differences at a glance

SIHOO M57Anthros Chair

Price: $319.99From $1,949
Seat height: 46–55 cm (≈ 18.1-21.7 in)17.1–20.7 in (5-spoke swivel base); 17.9–21.1 in (4-spoke fixed base)
Seat depth: 18.11 in (≈ 46 cm)15.2–18.3 in (38.7–46.6 cm (official cm))
Load capacity: 330 lb (≈ 150 kg)300 lb (136 kg)
Recline: Reclines up to 126°Decompress Mode tilt: 0°–16°; five tilt options – three locked positions (Active −2°, Standard 1°, Decompress 5°) and two unlocked (Free-Float, Full Decompress to 16°)
Arms: 3D coordinated armrests (up and down, left and right, forward and backward)4D Arms (option) or No Arms; the arms adjust in height, width, depth and angle; Arm height 7.7–11.8 in; arm width (outside) 24.75–27 in
Headrest: Headrest adjusts vertically up to 3.9 inches and rotates 45 degreesNo headrest / head support
Lumbar support: Dual-adjustable lumbar support (vertical and horizontal)Precision Posture System: independently adjustable Upper Back + Lower Back Pelvis Support (no conventional lumbar pad)
Warranty: 3 years12-year limited warranty (components and workmanship, from date of purchase; original purchaser; non-transferable)

Which is cheaper, the SIHOO M57 or the Anthros Chair?

The SIHOO M57 is cheaper to start: $319.99 versus $1,949 for the Anthros Chair at the brand stores (Oct 2026).

Which has a higher weight capacity?

The SIHOO M57, rated for 330 lb versus 300 lb for the Anthros Chair.

Which has a headrest?

Only the SIHOO M57 (as standard); the Anthros Chair does not offer one.