SIHOO Doro C300 Pro vs Autonomous ErgoChair Ultra 2

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

SIHOO Doro C300 Pro

SIHOO

SIHOO Doro C300 Pro

$789.99 – $839.99

VS
Autonomous ErgoChair Ultra 2

Autonomous

Autonomous ErgoChair Ultra 2

$449

$340.99

lower starting price for Autonomous ErgoChair Ultra 2 than SIHOO Doro C300 Pro at the brand stores

Differences at a glance

SIHOO Doro C300 ProAutonomous ErgoChair Ultra 2
Price
$789.99 – $839.99$449
Seat height
46–56.7 cm18–23 in
Seat depth
16.81–17.76 in (≈ 42.7-45.1 cm)18–20.5 in
Load capacity
330 lb (≈ 150 kg)320 lb
Recline
Maximum recline angle of 135°25°
Headrest
Headrest adjusts up and down, back and forth, or rotatesoptional
Warranty
3 yearslifetime

Questions

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

The Autonomous ErgoChair Ultra 2 is cheaper to start: $449 versus $789.99 for the SIHOO Doro C300 Pro at the brand stores (Oct 2026).

Which has a higher weight capacity?

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

Which has a headrest?

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

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

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