Herman Miller Cosm Low Back vs KI Impress

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

KI Impress

$965 – $1,197

$380

lower starting price for KI Impress than Herman Miller Cosm Low Back at the brand stores

Differences at a glance

Herman Miller Cosm Low BackKI Impress

Price: $1,345 – $1,820$965 – $1,197
Seat height: 14.8–21.4 in (37.6–54.4 cm)17.75–22.25 in (45.1–56.5 cm); 16.75–19.5 in (42.5–49.5 cm); 20.5–26.75 in (52.1–67.9 cm)
Seat depth: 15.9 in (40.4 cm)18 in (45.7 cm)
Arms: Leaf Arms; Height-Adjustable Arms; Fixed Arms; No Arms; Arm Height: 7.3–11.7"Available with 4D arm, adjustable T-arm, or fixed loop arm
Warranty: 12-year, 3-shift warranty, with limited exceptionsLifetime

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

The KI Impress is cheaper to start: $965 versus $1,345 for the Herman Miller Cosm Low Back at the brand stores (Oct 2026).