Herman Miller Cosm High Back vs Humanscale Liberty

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

Herman Miller

Herman Miller Cosm High Back

$1,925 – $2,400

Humanscale

Humanscale Liberty

$1,613 – $2,326

2.3 in

more seat-height adjustment on Herman Miller Cosm High Back than Humanscale Liberty (official specs)

Differences at a glance

Herman Miller Cosm High BackHumanscale Liberty

Price: $1,925 – $2,400$1,613 – $2,326
Seat height: 14.8–21.4 in (37.6–54.4 cm)16.6–20.9 in (42.2–53.1 cm)
Seat depth: 15.9 in (40.4 cm)16.5–18.75 in (41.9–47.6 cm)
Load capacity: 350 lb (158.8 kg)400 lb (181.4 kg)
Arms: Leaf Arms; Height-Adjustable Arms; Fixed Arms; No Arms; Arm Height: 7.3–11.7"Options: Fixed Duron Arms, Adjustable Duron Arms, Advanced Duron Arms, Armless, Fixed Duron Gel Arms
Warranty: 12-year, 3-shift warranty, with limited exceptions15 Years; Fabric/Cushions/Arm Pads/Casters: 5 Years

From 33 Herman Miller Cosm High Back and 7 Humanscale Liberty user reviews, most mentioned first. Green is liked, orange is a caution.

Comfort
Herman Miller Cosm High Back31 mentions
Humanscale Liberty9 mentions
Adjustability
Herman Miller Cosm High Back31 mentions
Humanscale Liberty4 mentions
Design
Herman Miller Cosm High Back23 mentions
Humanscale Liberty6 mentions
Recline and tilt
Herman Miller Cosm High Back19 mentions
Humanscale Liberty2 mentions
Size and fit
Herman Miller Cosm High Back13 mentions
Humanscale Liberty2 mentions
Build quality
Herman Miller Cosm High Back12 mentions
Humanscale Liberty3 mentions

Which is cheaper, the Herman Miller Cosm High Back or the Humanscale Liberty?

The Humanscale Liberty is cheaper to start: $1,613 versus $1,925 for the Herman Miller Cosm High Back at the brand stores (Oct 2026).

Which has a higher weight capacity?

The Humanscale Liberty, rated for 400 lb versus 350 lb for the Herman Miller Cosm High Back.

What do owners mention most?

Comfort for the Herman Miller Cosm High Back, and comfort for the Humanscale Liberty, based on review summaries.