Haworth Soji XL vs SIHOO Doro C300 Ultra V2

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

Haworth Soji XL

Haworth

Haworth Soji XL

$1,545 – $1,760

VS
SIHOO Doro C300 Ultra V2

SIHOO

SIHOO Doro C300 Ultra V2

$679.99 – $689.99

9 years

longer warranty on Haworth Soji XL than SIHOO Doro C300 Ultra V2 (official terms)

Haworth Soji XLSIHOO Doro C300 Ultra V2
Price
$1,545 – $1,760$679.99 – $689.99
Seat height
16.4–21 in47.5–55.5 cm (≈ 18.7-21.9 in)
Seat depth
16.25–18.75 in16.9–18.5 in (≈ 43-47 cm)
Load capacity
600 lb330 lb (≈ 150 kg)
Arms
4D8D Bionic Armrests (up, down, forward, back, rotate, or tilt)
Lumbar support
optional height-adjustableDomino™ Sacral-Lumbar Support 2.0: moves up or down, 3 support levels
Warranty
12 years3 years (covers manufacturing defects)

Questions

Which is cheaper, the Haworth Soji XL or the SIHOO Doro C300 Ultra V2?

The SIHOO Doro C300 Ultra V2 is cheaper to start: $679.99 versus $1,545 for the Haworth Soji XL at the brand stores (Oct 2026).

Which has a higher weight capacity?

The Haworth Soji XL, rated for 600 lb versus 330 lb for the SIHOO Doro C300 Ultra V2.

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