SIHOO M57 vs FlexiSpot C7

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
FlexiSpot C7

FlexiSpot

FlexiSpot C7

$429.99

7 years

longer warranty on FlexiSpot C7 than SIHOO M57 (official terms)

SIHOO M57FlexiSpot C7
Price
$319.99$429.99
Seat height
46–55 cm (≈ 18.1-21.7 in)16.5–20.1 in (42-51 cm)
Seat depth
18.11 in (≈ 46 cm)17.3–20.5 in (44-52 cm)
Load capacity
330 lb (≈ 150 kg)Mesh Version: 350 lbs; Foam Version: 300 lbs
Recline
Reclines up to 126°90–130°
Arms
3D coordinated armrests (up and down, left and right, forward and backward)3D
Headrest
Headrest adjusts vertically up to 3.9 inches and rotates 45 degrees4D
Lumbar support
Dual-adjustable lumbar support (vertical and horizontal)Adjustable Self-adaptive Dynamic & Forward and Backward Adjustable
Warranty
3 years10 years

Questions

Which is cheaper, the SIHOO M57 or the FlexiSpot C7?

The SIHOO M57 is cheaper to start: $319.99 versus $429.99 for the FlexiSpot C7 at the brand stores (Oct 2026).

Which has a headrest?

Both: the SIHOO M57 as standard and the FlexiSpot C7 as standard.

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