AndaSeat Phantom 4 vs Autonomous ErgoChair Pro

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

AndaSeat

AndaSeat Phantom 4

$319

Autonomous

Autonomous ErgoChair Pro

$499

$180

lower starting price for AndaSeat Phantom 4 than Autonomous ErgoChair Pro at the brand stores

Differences at a glance

AndaSeat Phantom 4Autonomous ErgoChair Pro

Price: $319$499
Seat height: 17.3–21.2 in18.5–22 in (47–55.9 cm)
Seat depth: 22 in19–21.5 in (48.3–54.6 cm)
Load capacity: 220 lb300 lb (136.1 kg)
Recline: 90–135°Synchro-tilt; 22° recline range; 5 lock positions (Donati reclining mechanism)
Arms: 2D3D armrests; armrest height 11–14 in from seat
Headrest: elastic-strap memory foam head pillowAdjustable headrest (standard)
Lumbar support: dynamic auto-tracking, 15 positions, 0-3.7 inSliding (height-adjustable) lumbar; 6 in lumbar height range
Warranty: 5 yearLifetime warranty

Which is cheaper, the AndaSeat Phantom 4 or the Autonomous ErgoChair Pro?

The AndaSeat Phantom 4 is cheaper to start: $319 versus $499 for the Autonomous ErgoChair Pro at the brand stores (Oct 2026).

Which has a higher weight capacity?

The Autonomous ErgoChair Pro, rated for 300 lb versus 220 lb for the AndaSeat Phantom 4.

Which has a headrest?

Both: the AndaSeat Phantom 4 as standard and the Autonomous ErgoChair Pro as standard.