Dowinx Retro Series 6689 Gaming Chair vs SIHOO M18

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 M18

$289.99 – $299.99

2 years

longer warranty on SIHOO M18 than Dowinx Retro Series 6689 Gaming Chair (official terms)

Differences at a glance

Dowinx Retro Series 6689 Gaming ChairSIHOO M18

Price: $249.99$289.99 – $299.99
Load capacity: Up to 350 lbs330 lb (≈ 150 kg)
Recline: 90°-165° recliningMaximum 126° recline angle
Arms: Linkage armrestAdjustable armrests (Up and down)
Headrest: Head pillowHeadrest moves 3.9" up and down and pivots 45°
Lumbar support: Massage lumbar pillow with USB portLumbar support adjusts vertically and horizontally
Warranty: One-month replacement services and 1 year parts quality warranty3 years

From 1 Dowinx Retro Series 6689 Gaming Chair and 5 SIHOO M18 user reviews, most mentioned first. Green is liked, orange is a caution.

Price and value
Dowinx Retro Series 6689 Gaming Chair5 mentions
SIHOO M1813 mentions
Design
Dowinx Retro Series 6689 Gaming Chair12 mentions
SIHOO M185 mentions
Comfort
Dowinx Retro Series 6689 Gaming Chair10 mentions
SIHOO M187 mentions
Build quality
Dowinx Retro Series 6689 Gaming Chair9 mentions
SIHOO M187 mentions
Back support
Dowinx Retro Series 6689 Gaming Chair8 mentions
SIHOO M187 mentions
Adjustability
Dowinx Retro Series 6689 Gaming Chair5 mentions
SIHOO M1810 mentions

Which is cheaper, the Dowinx Retro Series 6689 Gaming Chair or the SIHOO M18?

The Dowinx Retro Series 6689 Gaming Chair is cheaper to start: $249.99 versus $289.99 for the SIHOO M18 at the brand stores (Sep 2026).

Which has a headrest?

Both: the Dowinx Retro Series 6689 Gaming Chair as standard and the SIHOO M18 as standard.

What do owners mention most?

Design for the Dowinx Retro Series 6689 Gaming Chair, and price and value for the SIHOO M18, based on review summaries.