X-Chair X2 vs Herman Miller Cosm Mid Back

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

X-Chair

X-Chair X2

$879

Herman Miller

Herman Miller Cosm Mid Back

$2,030

$1,151

lower starting price for X-Chair X2 than Herman Miller Cosm Mid Back at the brand stores

Differences at a glance

X-Chair X2Herman Miller Cosm Mid Back

Price: $879$2,030
Seat height: 15.81–20 in14.875–21 in
Seat depth: 16.25–18 in15.5 in
Load capacity: 275 lb (125 kg)350 lb
Warranty: 5 years (all parts and materials); 15 years (non-moving metal components, chair frame)12 years

Which is cheaper, the X-Chair X2 or the Herman Miller Cosm Mid Back?

The X-Chair X2 is cheaper to start: $879 versus $2,030 for the Herman Miller Cosm Mid Back at the brand stores (Sep 2026).

Which has a higher weight capacity?

The Herman Miller Cosm Mid Back, rated for 350 lb versus 275 lb for the X-Chair X2.