SIHOO Doro C300 Ultra V2 vs Knoll Ollo Chair

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

SIHOO Doro C300 Ultra V2

SIHOO

SIHOO Doro C300 Ultra V2

$679.99 – $689.99

VS
Knoll Ollo Chair

Knoll

Knoll Ollo Chair

$811 – $1,001

9 years

longer warranty on Knoll Ollo Chair than SIHOO Doro C300 Ultra V2 (official terms)

SIHOO Doro C300 Ultra V2Knoll Ollo Chair
Price
$679.99 – $689.99$811 – $1,001
Seat height
47.5–55.5 cm (≈ 18.7-21.9 in)16–21.25 in
Load capacity
330 lb (≈ 150 kg)300 lb
Warranty
3 years (covers manufacturing defects)12 years

Questions

Which is cheaper, the SIHOO Doro C300 Ultra V2 or the Knoll Ollo Chair?

The SIHOO Doro C300 Ultra V2 is cheaper to start: $679.99 versus $811 for the Knoll Ollo Chair at the brand stores (Oct 2026).

Which has a higher weight capacity?

The SIHOO Doro C300 Ultra V2, rated for 330 lb versus 300 lb for the Knoll Ollo Chair.

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