KI Ruckus vs HÅG SoFi

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

KI Ruckus

$449 – $598

HÅG / Flokk

HÅG SoFi

$1,689 – $1,979

$1,240

lower starting price for KI Ruckus than HÅG SoFi at the brand stores

Differences at a glance

KI RuckusHÅG SoFi

Price: $449 – $598$1,689 – $1,979
Seat height: 17.7–22.4 in (45.0–56.9 cm)395–545 mm (15.6–21.5 in); 450–640 mm (17.7–25.2 in)
Seat depth: 18.8 in (47.8 cm)380–460 mm (15.0–18.1 in)
Arms: Integral armrest functions as a support surfaceHÅG SlideBack™ armrests: adjust height, width or slide backwards; optional extras (aluminium or plastic); arm height 185-300 mm
Warranty: Lifetime10-year guarantee against production defects (normal use up to 9 hours per day)

Which is cheaper, the KI Ruckus or the HÅG SoFi?

The KI Ruckus is cheaper to start: $449 versus $1,689 for the HÅG SoFi at the brand stores (Sep 2026).

What do owners mention most?

Comfort for the KI Ruckus, and design for the HÅG SoFi, based on review summaries.