Herman Miller Cosm Low Back vs Herman Miller Sayl

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

Herman Miller

Herman Miller Cosm Low Back

$1,345 – $1,820

Herman Miller

Herman Miller Sayl

$935 – $1,580

19 lb

lighter: Herman Miller Cosm Low Back weighs less than Herman Miller Sayl (official specs)

Differences at a glance

Herman Miller Cosm Low BackHerman Miller Sayl

Price: $1,345 – $1,820$935 – $1,580
Seat height: 14.8–21.4 in (37.6–54.4 cm)16–20.5 in standard; 15–19 in low; 16.5–22 in extended
Seat depth: 15.9 in (40.4 cm)16.5 in fixed; 16–18 in adjustable
Load capacity: 350 lb (158.8 kg)350 lb (159 kg)
Arms: Leaf Arms; Height-Adjustable Arms; Fixed Arms; No Arms; Arm Height: 7.3–11.7"Options: No Arms, Fixed Arms, Height Adjustable Arms, Fully Adjustable 4D Arms
Warranty: 12-year, 3-shift warranty, with limited exceptions12-year, 3-shift

From 3 Herman Miller Cosm Low Back and 23 Herman Miller Sayl user reviews, most mentioned first. Green is liked, orange is a caution.

Comfort
Herman Miller Cosm Low Back7 mentions
Herman Miller Sayl22 mentions
Price and value
Herman Miller Cosm Low Back5 mentions
Herman Miller Sayl19 mentions
Design
Herman Miller Cosm Low Back5 mentions
Herman Miller Sayl14 mentions
Back support
Herman Miller Cosm Low Back3 mentions
Herman Miller Sayl14 mentions
Adjustability
Herman Miller Cosm Low Back5 mentions
Herman Miller Sayl10 mentions
Build quality
Herman Miller Cosm Low Back1 mention
Herman Miller Sayl14 mentions

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

The Herman Miller Sayl is cheaper to start: $935 versus $1,345 for the Herman Miller Cosm Low 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?

Recline and tilt for the Herman Miller Cosm Low Back, and comfort for the Herman Miller Sayl, based on review summaries.