Vitra Physix vs HÅG SoFi

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

Vitra

Vitra Physix

From $1,520

HÅG / Flokk

HÅG SoFi

$1,689 – $1,979

5 years

longer warranty on HÅG SoFi than Vitra Physix (official terms)

Differences at a glance

Vitra PhysixHÅG SoFi

Price: From $1,520$1,689 – $1,979
Seat height: 390–510 mm395–545 mm (15.6–21.5 in); 450–640 mm (17.7–25.2 in)
Seat depth: 435 mm380–460 mm (15.0–18.1 in)
Recline: Synchronised movement, individual adjustment of backrest resistance and locking device in upright positionTilt range is 20° forwards and 14° backwards from a neutral position 4° to the rear
Arms: Flexible frame and armrests in polyamide (deep black or soft grey)HÅG SlideBack™ armrests: adjust height, width or slide backwards; optional extras (aluminium or plastic); arm height 185-300 mm
Warranty: 5 years10-year guarantee against production defects (normal use up to 9 hours per day)

Which is cheaper, the Vitra Physix or the HÅG SoFi?

The Vitra Physix is cheaper to start: $1,520 versus $1,689 for the HÅG SoFi at the brand stores (Oct 2026).

What do owners mention most?

Adjustability for the Vitra Physix, and design for the HÅG SoFi, based on review summaries.