Vitra ID Soft vs SIHOO M57

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 M57

$319.99

$675.01

lower starting price for SIHOO M57 than Vitra ID Soft at the brand stores

Differences at a glance

Vitra ID SoftSIHOO M57

Price: From $995$319.99
Seat height: 400–520 mm (15¾″–20½″), measured with 64 kg load; 450 mm (17¾″) fixed seat height46–55 cm (≈ 18.1-21.7 in)
Seat depth: 400–450 mm; 380 mm18.11 in (≈ 46 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 126°
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″)3D coordinated armrests (up and down, left and right, forward and backward)
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 M57?

The SIHOO M57 is cheaper to start: $319.99 versus $995 for the Vitra ID Soft at the brand stores (Oct 2026).