Sidiz T80 vs HÅG SoFi
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
5 years
longer warranty on Sidiz T80 than HÅG SoFi (official terms)
Differences at a glance
Sources
- T80 work-tech chair – SIDIZ (SIDIZ official store, Korea) ↗Checked Sep 29, 2026
- HÅG SoFi Spec Sheet (US, 2026-08-06), Flokk ↗Checked Sep 29, 2026
- HÅG SoFi factsheet ENG (Oct 2019), Flokk ↗Checked Sep 29, 2026
- HÅG US Price List (Flokk, 8.6.26) (price) ↗Checked Sep 29, 2026
Sidiz T80HÅG SoFi
- Price
- ₩689,000 – ₩859,000$1,689 – $1,979
- Load capacity
- Maximum load 125 kg (≈ 276 lb)300 lb (136 kg)
- Recline
- Multi-limited tilt (limits backrest recline angle), tilt tension adjustmentTilt range is 20° forwards and 14° backwards from a neutral position 4° to the rear
- Arms
- 3D adjustable armrests (height, front-back position, left-right angle)HÅG SlideBack™ armrests: adjust height, width or slide backwards; optional extras (aluminium or plastic); arm height 185-300 mm
- Headrest
- Headrest height / angle adjustmentHeadrest foremost support point 630-835 mm
- Lumbar support
- Lumbar support height adjustmentAdjustable lumbar support standard; foremost support point 165-260 mm
- Warranty
- 15-year quality warranty (for customers who register the product)10-year guarantee against production defects (normal use up to 9 hours per day)
What users mention
From 3 Sidiz T80 and 2 HÅG SoFi user reviews, most mentioned first. Green is liked, orange is a caution.
Design
Sidiz T802 mentionsHÅG SoFi6 mentionsAdjustability
Sidiz T803 mentionsHÅG SoFi4 mentionsComfort
Sidiz T804 mentionsHÅG SoFi2 mentionsBack support
Sidiz T802 mentionsHÅG SoFi4 mentionsHeadrest
Sidiz T802 mentionsHÅG SoFi3 mentionsBreathability
Sidiz T801 mentionHÅG SoFi4 mentions
Questions
Which has a headrest?
Both: the Sidiz T80 as standard and the HÅG SoFi as standard.
What do owners mention most?
Comfort for the Sidiz T80, and design for the HÅG SoFi, based on review summaries.
Swap in a similar chair
Compare Sidiz T80 with
Compare HÅG SoFi with
More comparisons
- Sidiz T80 vs Herman Miller Aeron Headrest: Headrest height / angle adjustment on Sidiz T80; None offered by Herman Miller on Herman Miller Aeron.
- Sidiz T80 vs Steelcase Gesture Headrest: Headrest height / angle adjustment on Sidiz T80; Optional on Steelcase Gesture.
- HÅG SoFi vs Herman Miller Aeron Load capacity: 300 lb on HÅG SoFi; 300 / 350 / 400 lb on Herman Miller Aeron.


