X-Chair X3 vs Duramont Ergonomic Office Chair

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

X-Chair

X-Chair X3

$979

Duramont

Duramont Ergonomic Office Chair

$379.99

$599.01

lower starting price for Duramont Ergonomic Office Chair than X-Chair X3 at the brand stores

Differences at a glance

X-Chair X3Duramont Ergonomic Office Chair

Price: $979$379.99
Load capacity: 275 lb (125 kg)330 lb (150 kg)
Recline: SciFloat Infinite Recline + Tilt Lock and Tension allows you to recline and lock into position or increase tension in your recline motion for more fluid movement.Recline with tilt tension adjustment
Arms: 4-Dimensional armrests come standard (up, down, side-to-side, front-to-back); option to upgrade to FS 360 rotational armrests; Armrest Height 5.875in - 8.875inHeight-adjustable armrests
Headrest: Optional add-on (standard configuration: No headrest; Headrest +$115)Adjustable headrest; moves up and down
Lumbar support: Dynamic Variable Lumbar (DVL)® Support; height adjustable backrest raises the DVL®Adjustable lumbar support (Dynamic lumbar support)
Warranty: 5 years (all parts and materials); 15 years (non-moving metal components, chair frame)5-year warranty

Which is cheaper, the X-Chair X3 or the Duramont Ergonomic Office Chair?

The Duramont Ergonomic Office Chair is cheaper to start: $379.99 versus $979 for the X-Chair X3 at the brand stores (Sep 2026).

Which has a headrest?

Both: the X-Chair X3 as an option and the Duramont Ergonomic Office Chair as standard.

What do owners mention most?

Comfort for the X-Chair X3, and back support for the Duramont Ergonomic Office Chair, based on review summaries.