X-Chair X-Tech vs KI Altus

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

X-Chair

X-Chair X-Tech

$1,845

KI Altus

$881 – $1,516

$964

lower starting price for KI Altus than X-Chair X-Tech at the brand stores

Differences at a glance

X-Chair X-TechKI Altus

Price: $1,845$881 – $1,516
Seat height: 17.5–20.88 in17–21.75 in (43.2–55.2 cm); 16.25–20.75 in (41.3–52.7 cm)
Seat depth: 16.5–19.25 in17.25–19.75 in (43.8–50.2 cm); 15.5–18 in (39.4–45.7 cm)
Load capacity: 275 lb (125 kg)supports up to 400 pounds
Arms: 4D arms (up, down, side-to-side, front-to-back); optional FS 360 rotational armrests; Armrest Height 6in - 8.75inAdjustable arms, fixed arms, or armless
Lumbar support: Dynamic Variable Lumbar (DVL) on a height adjustable backrestMesh chair: optional adjustable lumbar (height and depth); fabric chair: automatic lumbar support

Which is cheaper, the X-Chair X-Tech or the KI Altus?

The KI Altus is cheaper to start: $881 versus $1,845 for the X-Chair X-Tech at the brand stores (Oct 2026).

What do owners mention most?

Breathability for the X-Chair X-Tech, and back support for the KI Altus, based on review summaries.