SIHOO Doro C300 vs KI Altus

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

SIHOO

SIHOO Doro C300

$559.99 – $569.99

KI Altus

$881 – $1,516

$321.01

lower starting price for SIHOO Doro C300 than KI Altus at the brand stores

Differences at a glance

SIHOO Doro C300KI Altus

Price: $559.99 – $569.99$881 – $1,516
Seat height: 47–55 cm17–21.75 in (43.2–55.2 cm); 16.25–20.75 in (41.3–52.7 cm)
Seat depth: 43.5–46 cm17.25–19.75 in (43.8–50.2 cm); 15.5–18 in (39.4–45.7 cm)
Load capacity: 330 lb (≈ 150 kg)supports up to 400 pounds
Arms: 4D coordinated armrests (Up and down, left, right, forward and backward, tilt linkage)Adjustable arms, fixed arms, or armless
Headrest: 3D Mechanical HeadrestHeadrest available (Mesh Task / Fabric Task Headrest Adjustable Armchair)
Lumbar support: Self-adaptive dynamic lumbar supportMesh chair: optional adjustable lumbar (height and depth); fabric chair: automatic lumbar support
Warranty: 3 yearsLifetime

Which is cheaper, the SIHOO Doro C300 or the KI Altus?

The SIHOO Doro C300 is cheaper to start: $559.99 versus $881 for the KI Altus at the brand stores (Oct 2026).

Which has a headrest?

Both: the SIHOO Doro C300 as standard and the KI Altus as standard.

What do owners mention most?

Adjustability for the SIHOO Doro C300, and back support for the KI Altus, based on review summaries.