Vitra ID Soft vs SIHOO Doro S100

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

Vitra

Vitra ID Soft

From $995

SIHOO

SIHOO Doro S100

$499.99 – $509.99

$495.01

lower starting price for SIHOO Doro S100 than Vitra ID Soft at the brand stores

Differences at a glance

Vitra ID SoftSIHOO Doro S100

Price: From $995$499.99 – $509.99
Seat height: 400–520 mm (15¾″–20½″), measured with 64 kg load; 450 mm (17¾″) fixed seat height46–54 cm
Seat depth: 400–450 mm; 380 mm15.15–17.12 in (≈ 38.5-43.5 cm)
Recline: FlowMotion mechanism, lockable in upright sitting position, optional synchronised forward tilt; or optional AutoMotion mechanism with automatic weight adjustment and two backrest tension settings (hard or soft). No recline angle published.Reclines up to 135°
Arms: 2D armrests (height, width) or 3D armrests (height, width, depth, 360° swivel); ring armrests for conference use; also without armrests. Armrest height above seat 195–295 mm (7¾″–11½″)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°
Warranty: 5 years (Vitra Inc. Limited Warranty, sales via the Vitra online shop)3 years

Which is cheaper, the Vitra ID Soft or the SIHOO Doro S100?

The SIHOO Doro S100 is cheaper to start: $499.99 versus $995 for the Vitra ID Soft at the brand stores (Oct 2026).