HÅG SoFi vs Humanscale Diffrient Smart

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

HÅG / Flokk

HÅG SoFi

$1,689 – $1,979

Humanscale

Humanscale Diffrient Smart

$1,987

$298

lower starting price for HÅG SoFi than Humanscale Diffrient Smart at the brand stores

Differences at a glance

HÅG SoFiHumanscale Diffrient Smart

Price: $1,689 – $1,979$1,987
Seat height: 395–545 mm (15.6–21.5 in); 450–640 mm (17.7–25.2 in)16.5” – 22.8”
Seat depth: 380–460 mm (15.0–18.1 in)16.25” - 18.75” seat depth adjustment range
Load capacity: 300 lb (136 kg)up to 400 lbs.
Recline: Tilt range is 20° forwards and 14° backwards from a neutral position 4° to the rear18° recline + 8° backrest tilt
Arms: HÅG SlideBack™ armrests: adjust height, width or slide backwards; optional extras (aluminium or plastic); arm height 185-300 mmFixed Duron Arms / Adjustable Duron Arms / 4D Adj Duron Arms / Armless
Lumbar support: Adjustable lumbar support standard; foremost support point 165-260 mmTri-panel Form-Sensing mesh adapts its lumbar support to each user (no manual lumbar adjustment)
Warranty: 10-year guarantee against production defects (normal use up to 9 hours per day)15-year, 24/7 warranty

From 2 HÅG SoFi and 2 Humanscale Diffrient Smart user reviews, most mentioned first. Green is liked, orange is a caution.

Which is cheaper, the HÅG SoFi or the Humanscale Diffrient Smart?

The HÅG SoFi is cheaper to start: $1,689 versus $1,987 for the Humanscale Diffrient Smart at the brand stores (Sep 2026).

What do owners mention most?

Design for the HÅG SoFi, and comfort for the Humanscale Diffrient Smart, based on review summaries.