SIHOO M57 vs SIHOO B100

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

SIHOO M57

SIHOO

SIHOO M57

$319.99

VS
SIHOO B100

SIHOO

SIHOO B100

$199.99 – $259.99

$120

lower starting price for SIHOO B100 than SIHOO M57 at the brand stores

SIHOO M57SIHOO B100
Price
$319.99$199.99 – $259.99
Seat height
46–55 cm (≈ 18.1-21.7 in)Seat height adjustable from 18.3" to 21.9"
Load capacity
330 lb (≈ 150 kg)330 lb (≈ 150 kg)
Recline
Reclines up to 126°Three lockable angles: 110°, 125° and 135°
Arms
3D coordinated armrests (up and down, left and right, forward and backward)Flip-up 2D armrests
Headrest
Headrest adjusts vertically up to 3.9 inches and rotates 45 degreesWide 2D adjustable headrest
Lumbar support
Dual-adjustable lumbar support (vertical and horizontal)Floating sacral cushion (targeted sacral support)
Warranty
3 years3 years

Questions

Which is cheaper, the SIHOO M57 or the SIHOO B100?

The SIHOO B100 is cheaper to start: $199.99 versus $319.99 for the SIHOO M57 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 SIHOO M57 as standard and the SIHOO B100 as standard.

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