Herman Miller Sayl 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.

Herman Miller

Herman Miller Sayl

$935 – $1,580

Herman Miller

Herman Miller Cosm High Back

$1,925 – $2,400

$990

lower starting price for Herman Miller Sayl than Herman Miller Cosm High Back at the brand stores

Differences at a glance

Herman Miller SaylHerman Miller Cosm High Back

Price: $935 – $1,580$1,925 – $2,400
Seat height: 16–20.5 in standard; 15–19 in low; 16.5–22 in extended14.8–21.4 in (37.6–54.4 cm)
Seat depth: 16.5 in fixed; 16–18 in adjustable15.9 in (40.4 cm)
Load capacity: 350 lb (159 kg)350 lb (158.8 kg)
Arms: Options: No Arms, Fixed Arms, Height Adjustable Arms, Fully Adjustable 4D ArmsLeaf Arms; Height-Adjustable Arms; Fixed Arms; No Arms; Arm Height: 7.3–11.7"
Warranty: 12-year, 3-shift12-year, 3-shift warranty, with limited exceptions

From 23 Herman Miller Sayl and 33 Herman Miller Cosm High Back user reviews, most mentioned first. Green is liked, orange is a caution.

Comfort
Herman Miller Sayl22 mentions
Herman Miller Cosm High Back31 mentions
Adjustability
Herman Miller Sayl10 mentions
Herman Miller Cosm High Back31 mentions
Design
Herman Miller Sayl14 mentions
Herman Miller Cosm High Back23 mentions
Price and value
Herman Miller Sayl19 mentions
Herman Miller Cosm High Back11 mentions
Build quality
Herman Miller Sayl14 mentions
Herman Miller Cosm High Back12 mentions
Back support
Herman Miller Sayl14 mentions
Herman Miller Cosm High Back10 mentions

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

The Herman Miller Sayl is cheaper to start: $935 versus $1,925 for the Herman Miller Cosm High Back at the brand stores (Oct 2026).

Which has a higher weight capacity?

Neither. Both are rated for 350 lb in their official specifications.

What do owners mention most?

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