Autonomous ErgoChair Ultra 2 vs SIHOO Doro C300 Pro V2

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

Autonomous ErgoChair Ultra 2

Autonomous

Autonomous ErgoChair Ultra 2

$449

VS
SIHOO Doro C300 Pro V2

SIHOO

SIHOO Doro C300 Pro V2

$499.99 – $549.99

23.1 lb

lighter: Autonomous ErgoChair Ultra 2 weighs less than SIHOO Doro C300 Pro V2 (official specs)

Differences at a glance

Autonomous ErgoChair Ultra 2SIHOO Doro C300 Pro V2
Price
$449$499.99 – $549.99
Seat height
18–23 in17.5–20.9 in
Seat depth
18–20.5 inSeat Depth 16.9" - 18.5"
Load capacity
320 lb330 lb (≈ 150 kg)
Recline
25°Recline Angles 105°, 120°, 135°
Headrest
optionalUltra-wide 3D headrest, adjusts in three directions
Warranty
lifetime3 years (covers manufacturing defects)

Questions

Which is cheaper, the Autonomous ErgoChair Ultra 2 or the SIHOO Doro C300 Pro V2?

The Autonomous ErgoChair Ultra 2 is cheaper to start: $449 versus $499.99 for the SIHOO Doro C300 Pro V2 at the brand stores (Oct 2026).

Which has a higher weight capacity?

The SIHOO Doro C300 Pro V2, rated for 330 lb versus 320 lb for the Autonomous ErgoChair Ultra 2.

Which has a headrest?

Both: the Autonomous ErgoChair Ultra 2 as an option and the SIHOO Doro C300 Pro V2 as standard.

Autonomous ErgoChair Ultra 2: specs, reviews, where to buy →SIHOO Doro C300 Pro V2: specs, reviews, where to buy →

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