SIHOO Doro S100 vs Branch Ergonomic Chair

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

SIHOO

SIHOO Doro S100

$499.99 – $509.99

Branch

Branch Ergonomic Chair

$369 – $389

4 years

longer warranty on Branch Ergonomic Chair than SIHOO Doro S100 (official terms)

Differences at a glance

SIHOO Doro S100Branch Ergonomic Chair

Price: $499.99 – $509.99$369 – $389
Seat height: 46–54 cm17–21 in (43-53 cm)
Seat depth: 15.15–17.12 in (≈ 38.5-43.5 cm)18–22 in (46-56 cm)
Load capacity: 330 lb (≈ 150 kg)275 lb (125 kg)
Recline: Reclines up to 135°Tilt range: 20°
Arms: 4D coordinated armrests (Up and down, left, right, forward and backward, tilt linkage); Up and down 2.76 in, forward and back 1.18 in, side to side, rotate 72°3D removable armrests; three-way adjustable (depth, height, width); Armrest height 26-29 in; armrest width 25-29 in
Headrest: Integrated headrest adjusts up or down; upper backrest in five levelsOptional Ergonomic Headrest (sold separately)
Lumbar support: Dual dynamic lumbar supportHeight-adjustable and removable lumbar rest
Warranty: 3 years7-year warranty

Which is cheaper, the SIHOO Doro S100 or the Branch Ergonomic Chair?

The Branch Ergonomic Chair is cheaper to start: $369 versus $499.99 for the SIHOO Doro S100 at the brand stores (Oct 2026).

Which has a higher weight capacity?

The SIHOO Doro S100, rated for 330 lb versus 275 lb for the Branch Ergonomic Chair.

Which has a headrest?

Both: the SIHOO Doro S100 as standard and the Branch Ergonomic Chair as an option.