KI Altus vs HÅG SoFi
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
$808
lower starting price for KI Altus than HÅG SoFi at the brand stores
Differences at a glance
Sources
- Altus Seating Price List, KI ↗Checked Sep 29, 2026
- HÅG SoFi factsheet ENG (Oct 2019), Flokk ↗Checked Sep 29, 2026
- Altus Task Chair product page, KI ↗Checked Sep 29, 2026
- HÅG SoFi Spec Sheet (US, 2026-08-06), Flokk ↗Checked Sep 29, 2026
- HÅG US Price List (Flokk, 8.6.26) (price) ↗Checked Sep 29, 2026
KI AltusHÅG SoFi
- Price
- $881 – $1,516$1,689 – $1,979
- Seat height
- 17–21.75 in (43.2–55.2 cm); 16.25–20.75 in (41.3–52.7 cm)395–545 mm (15.6–21.5 in); 450–640 mm (17.7–25.2 in)
- Seat depth
- 17.25–19.75 in (43.8–50.2 cm); 15.5–18 in (39.4–45.7 cm)380–460 mm (15.0–18.1 in)
- Load capacity
- supports up to 400 pounds300 lb (136 kg)
- Arms
- Adjustable arms, fixed arms, or armlessHÅG SlideBack™ armrests: adjust height, width or slide backwards; optional extras (aluminium or plastic); arm height 185-300 mm
- Headrest
- Headrest available (Mesh Task / Fabric Task Headrest Adjustable Armchair)Headrest foremost support point 630-835 mm
- Lumbar support
- Mesh chair: optional adjustable lumbar (height and depth); fabric chair: automatic lumbar supportAdjustable lumbar support standard; foremost support point 165-260 mm
- Warranty
- Lifetime10-year guarantee against production defects (normal use up to 9 hours per day)
Questions
Which is cheaper, the KI Altus or the HÅG SoFi?
The KI Altus is cheaper to start: $881 versus $1,689 for the HÅG SoFi at the brand stores (Sep 2026).
Which has a headrest?
Both: the KI Altus as standard and the HÅG SoFi as standard.
What do owners mention most?
Back support for the KI Altus, and design for the HÅG SoFi, based on review summaries.
