Vitra ID Soft 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.

Vitra

Vitra ID Soft

From $995

Herman Miller

Herman Miller Cosm High Back

$1,925 – $2,400

7 years

longer warranty on Herman Miller Cosm High Back than Vitra ID Soft (official terms)

Differences at a glance

Vitra ID SoftHerman Miller Cosm High Back

Price: From $995$1,925 – $2,400
Seat height: 400–520 mm (15¾″–20½″), measured with 64 kg load; 450 mm (17¾″) fixed seat height14.8–21.4 in (37.6–54.4 cm)
Seat depth: 400–450 mm; 380 mm15.9 in (40.4 cm)
Arms: 2D armrests (height, width) or 3D armrests (height, width, depth, 360° swivel); ring armrests for conference use; also without armrests. Armrest height above seat 195–295 mm (7¾″–11½″)Leaf Arms; Height-Adjustable Arms; Fixed Arms; No Arms; Arm Height: 7.3–11.7"
Warranty: 5 years (Vitra Inc. Limited Warranty, sales via the Vitra online shop)12-year, 3-shift warranty, with limited exceptions

From 4 Vitra ID Soft and 33 Herman Miller Cosm High Back user reviews, most mentioned first. Green is liked, orange is a caution.

Which is cheaper, the Vitra ID Soft or the Herman Miller Cosm High Back?

The Vitra ID Soft is cheaper to start: $995 versus $1,925 for the Herman Miller Cosm High Back at the brand stores (Oct 2026).

What do owners mention most?

Price and value for the Vitra ID Soft, and comfort for the Herman Miller Cosm High Back, based on review summaries.