Kokuyo Ing vs SIHOO Doro S100

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

Kokuyo

Kokuyo Ing

¥119,790 – ¥183,150

≈ $750 – $1,150

SIHOO

SIHOO Doro S100

$499.99 – $509.99

6.1 lb

lighter: Kokuyo Ing weighs less than SIHOO Doro S100 (official specs)

Differences at a glance

Kokuyo IngSIHOO Doro S100

Price: ¥119,790 – ¥183,150$499.99 – $509.99
Seat height: 425–515 mm (16.7–20.3 in)46–54 cm
Seat depth: 455 mm (17.9 in)15.15–17.12 in (≈ 38.5-43.5 cm)
Recline: Gliding mechanism (back and seat move 360° front-back and side to side); front free tiltReclines up to 135°
Arms: Arm height adjusts in 11 steps with a button; armrest rotates 60° inward (2 steps)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°
Headrest: With-headrest type (tall back)Integrated headrest adjusts up or down; upper backrest in five levels
Warranty: Structure 10 years (purchases from Jan 1, 2023); mechanisms and moving parts 2 years; exterior and surface finish 1 year3 years

Which has a headrest?

Both: the Kokuyo Ing as standard and the SIHOO Doro S100 as standard.