KI Altus vs Humanscale Freedom

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

KI Altus

$881 – $1,516

Humanscale

Humanscale Freedom

$1,494 – $2,567

$613

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

Differences at a glance

KI AltusHumanscale Freedom

Price: $881 – $1,516$1,494 – $2,567
Seat height: 17–21.75 in (43.2–55.2 cm); 16.25–20.75 in (41.3–52.7 cm)16.125–20.25 in (41–51.4 cm)
Seat depth: 17.25–19.75 in (43.8–50.2 cm); 15.5–18 in (39.4–45.7 cm)17.4–19.85 in (44.2–50.4 cm)
Load capacity: supports up to 400 pounds400 lb (181.4 kg)
Arms: Adjustable arms, fixed arms, or armless6 in range of vertical motion; armrest height 3.75–9.6 in from compressed seat
Headrest: Headrest available (Mesh Task / Fabric Task Headrest Adjustable Armchair)Freedom Headrest configuration: Dynamic Headrest, moves with the sitter on recline; 5 in vertical adjustment; 30° radial motion
Lumbar support: Mesh chair: optional adjustable lumbar (height and depth); fabric chair: automatic lumbar supportNo separate lumbar adjustment; pivoting backrest gives up to 1 in additional lumbar support
Warranty: Lifetime15 years; fabric/cushions/arm pads/casters 5 years

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

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 KI Altus as standard and the Humanscale Freedom as standard.

What do owners mention most?

Back support for the KI Altus, and adjustability for the Humanscale Freedom, based on review summaries.