Humanscale Freedom vs KI Altus

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

Humanscale

Humanscale Freedom

$1,494 – $2,567

KI Altus

$881 – $1,516

$613

lower starting price for KI Altus than Humanscale Freedom at the brand stores

Differences at a glance

Humanscale FreedomKI Altus

Price: $1,494 – $2,567$881 – $1,516
Seat height: 16.125–20.25 in (41–51.4 cm)17–21.75 in (43.2–55.2 cm); 16.25–20.75 in (41.3–52.7 cm)
Seat depth: 17.4–19.85 in (44.2–50.4 cm)17.25–19.75 in (43.8–50.2 cm); 15.5–18 in (39.4–45.7 cm)
Load capacity: 400 lb (181.4 kg)supports up to 400 pounds
Arms: 6 in range of vertical motion; armrest height 3.75–9.6 in from compressed seatAdjustable arms, fixed arms, or armless
Headrest: Freedom Headrest configuration: Dynamic Headrest, moves with the sitter on recline; 5 in vertical adjustment; 30° radial motionHeadrest available (Mesh Task / Fabric Task Headrest Adjustable Armchair)
Lumbar support: No separate lumbar adjustment; pivoting backrest gives up to 1 in additional lumbar supportMesh chair: optional adjustable lumbar (height and depth); fabric chair: automatic lumbar support
Warranty: 15 years; fabric/cushions/arm pads/casters 5 yearsLifetime

Which is cheaper, the Humanscale Freedom or the KI Altus?

The KI Altus is cheaper to start: $881 versus $1,494 for the Humanscale Freedom at the brand stores (Sep 2026).

Which has a headrest?

Both: the Humanscale Freedom as standard and the KI Altus as standard.

What do owners mention most?

Adjustability for the Humanscale Freedom, and back support for the KI Altus, based on review summaries.