KI Altus vs SIHOO B300 Pro

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

KI Altus

KI

KI Altus

$881 – $1,516

VS
SIHOO B300 Pro

SIHOO

SIHOO B300 Pro

$329.99 – $379.99

$551.01

lower starting price for SIHOO B300 Pro than KI Altus at the brand stores

Differences at a glance

KI AltusSIHOO B300 Pro
Price
$881 – $1,516$329.99 – $379.99
Seat height
17–21.75 in (43.2–55.2 cm); 16.25–20.75 in (41.3–52.7 cm)46.8–55.3 cm
Seat depth
17.25–19.75 in (43.8–50.2 cm); 15.5–18 in (39.4–45.7 cm)16.5–18.5 in (≈ 42-47 cm)
Load capacity
supports up to 400 pounds330 lb (≈ 150 kg)
Arms
Adjustable arms, fixed arms, or armless6D All-Around Armrests (rotate, adjust, flip up)
Headrest
Headrest available (Mesh Task / Fabric Task Headrest Adjustable Armchair)3D Ultra-Wide Headrest
Lumbar support
Mesh chair: optional adjustable lumbar (height and depth); fabric chair: automatic lumbar support4D MicroFit Lumbar Support: 0.8" depth and 2" height adjustment
Warranty
Lifetime3-Year Free Warranty

Questions

Which is cheaper, the KI Altus or the SIHOO B300 Pro?

The SIHOO B300 Pro is cheaper to start: $329.99 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 B300 Pro as standard.

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