KI Altus vs SIHOO B100

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

KI Altus

$881 – $1,516

SIHOO

SIHOO B100

$199.99 – $259.99

$681.01

lower starting price for SIHOO B100 than KI Altus at the brand stores

Differences at a glance

KI AltusSIHOO B100

Price: $881 – $1,516$199.99 – $259.99
Seat height: 17–21.75 in (43.2–55.2 cm); 16.25–20.75 in (41.3–52.7 cm)Seat height adjustable from 18.3" to 21.9"
Load capacity: supports up to 400 pounds330 lb (≈ 150 kg)
Arms: Adjustable arms, fixed arms, or armlessFlip-up 2D armrests
Headrest: Headrest available (Mesh Task / Fabric Task Headrest Adjustable Armchair)Wide 2D adjustable headrest
Lumbar support: Mesh chair: optional adjustable lumbar (height and depth); fabric chair: automatic lumbar supportFloating sacral cushion (targeted sacral support)
Warranty: Lifetime3 years

Which is cheaper, the KI Altus or the SIHOO B100?

The SIHOO B100 is cheaper to start: $199.99 versus $881 for the KI Altus at the brand stores (Sep 2026).

Which has a headrest?

Both: the KI Altus as standard and the SIHOO B100 as standard.