Haworth Soji XL vs Humanscale Diffrient World

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

Haworth

Haworth Soji XL

$1,545 – $1,760

Humanscale

Humanscale Diffrient World

$1,431

Nearly the same price

$1,545 vs $1,431 starting prices at the brand stores (Haworth Soji XL vs Humanscale Diffrient World)

Differences at a glance

Haworth Soji XLHumanscale Diffrient World

Price: $1,545 – $1,760$1,431
Seat height: 16.4–21 in15.6” – 20.75”
Load capacity: 600 lbup to 400 lbs
Arms: 4DDuron Arms: Armless / Fixed / Height Adjustable / 4D
Lumbar support: optional height-adjustableTri-paneled Form Sensing mesh back (no manual lumbar adjustment)
Warranty: 12 years15 Years, Components and Parts | 5 Years, Fabric and Cushions

Which is cheaper, the Haworth Soji XL or the Humanscale Diffrient World?

The Humanscale Diffrient World is cheaper to start: $1,431 versus $1,545 for the Haworth Soji XL at the brand stores (Oct 2026).