Herman Miller Sayl vs KI Altus

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

KI Altus

$881 – $1,516

Nearly the same price

$935 vs $881 starting prices at the brand stores (Herman Miller Sayl vs KI Altus)

Differences at a glance

Herman Miller SaylKI Altus

Price: $935 – $1,580$881 – $1,516
Seat height: 16–20.5 in standard; 15–19 in low; 16.5–22 in extended17–21.75 in (43.2–55.2 cm); 16.25–20.75 in (41.3–52.7 cm)
Seat depth: 16.5 in fixed; 16–18 in adjustable17.25–19.75 in (43.8–50.2 cm); 15.5–18 in (39.4–45.7 cm)
Load capacity: 350 lb (159 kg)supports up to 400 pounds
Arms: Options: No Arms, Fixed Arms, Height Adjustable Arms, Fully Adjustable 4D ArmsAdjustable arms, fixed arms, or armless
Lumbar support: PostureFit Sacral Support Standard; Lumbar Support OptionalMesh chair: optional adjustable lumbar (height and depth); fabric chair: automatic lumbar support
Warranty: 12-year, 3-shiftLifetime

Which is cheaper, the Herman Miller Sayl or the KI Altus?

The KI Altus is cheaper to start: $881 versus $935 for the Herman Miller Sayl at the brand stores (Oct 2026).

What do owners mention most?

Comfort for the Herman Miller Sayl, and back support for the KI Altus, based on review summaries.