Itoki Spina 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.

Itoki Spina

Itoki

Itoki Spina

¥218,790

≈ $1,390

VS
SIHOO Doro C300 Ultra V2

SIHOO

SIHOO Doro C300 Ultra V2

$679.99 – $689.99

1.3 in

more seat-height adjustment on Itoki Spina than SIHOO Doro C300 Ultra V2 (official specs)

Differences at a glance

Itoki SpinaSIHOO Doro C300 Ultra V2
Price
¥218,790$679.99 – $689.99
Seat height
475–590 mm (18.7-23.2 in)47.5–55.5 cm (≈ 18.7-21.9 in)
Recline
Middle range (reclines up to 10°), full stroke (reclines up to 20°)Recline Angles 105°, 120°, 135°
Arms
Adjustable arms: 95 mm height (11 steps), inward 20° in 3 steps, 40° in total8D Bionic Armrests (up, down, forward, back, rotate, or tilt)
Warranty
Structure 3 years (mechanisms and moving parts 2 years, exterior and surface finish 1 year)3 years (covers manufacturing defects)
Itoki Spina: specs, reviews, where to buy →SIHOO Doro C300 Ultra V2: specs, reviews, where to buy →

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