Generation by Knoll vs Herman Miller Cosm High Back

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

Knoll

Generation by Knoll

$1,653 – $1,886

Herman Miller

Herman Miller Cosm High Back

$1,925 – $2,400

50 lb

higher rated load for Herman Miller Cosm High Back than Generation by Knoll (official specs)

Differences at a glance

Generation by KnollHerman Miller Cosm High Back

Price: $1,653 – $1,886$1,925 – $2,400
Seat height: 16.5–21.75 in (Thin Seat Foam); 17.25–22.5 in (Ultra Seat Foam)14.8–21.4 in (37.6–54.4 cm)
Seat depth: 15.75–18.75 in with arms, 15.75–18.25 in armless (Ultra); 15–18 in with arms, 15–17.5 in armless (Thin)15.9 in (40.4 cm)
Load capacity: 300 lb (136.1 kg)350 lb (158.8 kg)
Arms: Arm height from seat 6.625–11.125 in (Thin) / 6.125–10.625 in (Ultra); High performance arm pads adjust 2 in width (1 per arm), 1.5 in depth and pivot 45°Leaf Arms; Height-Adjustable Arms; Fixed Arms; No Arms; Arm Height: 7.3–11.7"
Warranty: 12-year warranty (terms and conditions apply)12-year, 3-shift warranty, with limited exceptions

From 2 Generation by Knoll and 33 Herman Miller Cosm High Back user reviews, most mentioned first. Green is liked, orange is a caution.

Comfort
Generation by Knoll6 mentions
Herman Miller Cosm High Back31 mentions
Adjustability
Generation by Knoll2 mentions
Herman Miller Cosm High Back31 mentions
Design
Generation by Knoll5 mentions
Herman Miller Cosm High Back23 mentions
Recline and tilt
Generation by Knoll1 mention
Herman Miller Cosm High Back19 mentions
Price and value
Generation by Knoll2 mentions
Herman Miller Cosm High Back11 mentions
Armrests
Generation by Knoll1 mention
Herman Miller Cosm High Back12 mentions

Which is cheaper, the Generation by Knoll or the Herman Miller Cosm High Back?

The Generation by Knoll is cheaper to start: $1,653 versus $1,925 for the Herman Miller Cosm High Back at the brand stores (Oct 2026).

Which has a higher weight capacity?

The Herman Miller Cosm High Back, rated for 350 lb versus 300 lb for the Generation by Knoll.

What do owners mention most?

Comfort for the Generation by Knoll, and comfort for the Herman Miller Cosm High Back, based on review summaries.