SIHOO M18 vs Nouhaus Ergo3D

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

SIHOO

SIHOO M18

$289.99 – $299.99

Nouhaus

Nouhaus Ergo3D

$499.99

$210

lower starting price for SIHOO M18 than Nouhaus Ergo3D at the brand stores

Differences at a glance

SIHOO M18Nouhaus Ergo3D

Price: $289.99 – $299.99$499.99
Load capacity: 330 lb (≈ 150 kg)up to 330lbs
Recline: Maximum 126° recline angleUp to 135° of tilt; lock at three different angles
Arms: Adjustable armrests (Up and down)4D armrests: height, forward & backward movement, side-to-side rotation, and left & right pivoting
Headrest: Headrest moves 3.9" up and down and pivots 45°Adjustable Headrest (up and down, angles up and down)
Lumbar support: Lumbar support adjusts vertically and horizontallyDynamic Lumbar Support

From 5 SIHOO M18 and 11 Nouhaus Ergo3D user reviews, most mentioned first. Green is liked, orange is a caution.

Which is cheaper, the SIHOO M18 or the Nouhaus Ergo3D?

The SIHOO M18 is cheaper to start: $289.99 versus $499.99 for the Nouhaus Ergo3D at the brand stores (Oct 2026).

Which has a headrest?

Both: the SIHOO M18 as standard and the Nouhaus Ergo3D as standard.

What do owners mention most?

Price and value for the SIHOO M18, and adjustability for the Nouhaus Ergo3D, based on review summaries.