Herman Miller Zeph 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 Zeph

$560 – $715

KI Altus

$881 – $1,516

$321

lower starting price for Herman Miller Zeph than KI Altus at the brand stores

Differences at a glance

Herman Miller ZephKI Altus

Price: $560 – $715$881 – $1,516
Seat height: 14.75–20.25 in17–21.75 in (43.2–55.2 cm); 16.25–20.75 in (41.3–52.7 cm)
Seat depth: 17 in17.25–19.75 in (43.8–50.2 cm); 15.5–18 in (39.4–45.7 cm)
Load capacity: 350 lbsupports up to 400 pounds
Warranty: 12 yearsLifetime

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

The Herman Miller Zeph is cheaper to start: $560 versus $881 for the KI Altus at the brand stores (Oct 2026).