Dowinx Retro Series 6689 Gaming Chair vs SIHOO M57

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

Dowinx

Dowinx Retro Series 6689 Gaming Chair

$249.99

SIHOO

SIHOO M57

$319.99

2 years

longer warranty on SIHOO M57 than Dowinx Retro Series 6689 Gaming Chair (official terms)

Differences at a glance

Dowinx Retro Series 6689 Gaming ChairSIHOO M57

Price: $249.99$319.99
Load capacity: Up to 350 lbs330 lb (≈ 150 kg)
Recline: 90°-165° recliningReclines up to 126°
Arms: Linkage armrest3D coordinated armrests (up and down, left and right, forward and backward)
Headrest: Head pillowHeadrest adjusts vertically up to 3.9 inches and rotates 45 degrees
Lumbar support: Massage lumbar pillow with USB portDual-adjustable lumbar support (vertical and horizontal)
Warranty: One-month replacement services and 1 year parts quality warranty3 years

Which is cheaper, the Dowinx Retro Series 6689 Gaming Chair or the SIHOO M57?

The Dowinx Retro Series 6689 Gaming Chair is cheaper to start: $249.99 versus $319.99 for the SIHOO M57 at the brand stores (Sep 2026).

Which has a headrest?

Both: the Dowinx Retro Series 6689 Gaming Chair as standard and the SIHOO M57 as standard.