Itoki ACT2 vs Haworth Soji
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
Differences at a glance
Sources
- ITOKI Product Catalog: Act2 KJ-457JE-GNB4 ↗Checked Sep 29, 2026
- Soji Customizable Ergonomic Office Chair | Haworth Store ↗Checked Sep 29, 2026
- ITOKI Product Catalog: Act2 functions and features ↗Checked Sep 29, 2026
- Haworth Soji Office Chair Product Sheet ↗Checked Sep 29, 2026
- ITOKI quality warranty ↗Checked Sep 29, 2026
- ITOKI (Japan) (price) ↗Checked Sep 25, 2026
Itoki ACT2Haworth Soji
- Price
- ¥132,240$545
- Seat height
- 450–565 mm (17.7-22.2 in)16.4–21 in (41.7–53.3 cm)
- Recline
- 20°Tilt tension control; back lock; optional forward tilt by 5°
- Arms
- Adjustable arms (4D link arms): height, depth, rotation angleFixed arms, height-adjustable arms, 4D arms, and armless options available
- Lumbar support
- Pelvis & lumbar support: 60 mm, 7 stepsOptional lumbar adjustment for personalized support within a 3.5" range
- Warranty
- Structure 3 years (mechanisms and moving parts 2 years, exterior and surface finish 1 year)12 year warranty
What users mention
From 6 Itoki ACT2 and 8 Haworth Soji user reviews, most mentioned first. Green is liked, orange is a caution.
Price and value
Itoki ACT22 mentionsHaworth Soji14 mentionsSeat
Itoki ACT25 mentionsHaworth Soji10 mentionsDesign
Itoki ACT28 mentionsHaworth Soji3 mentionsAdjustability
Itoki ACT25 mentionsHaworth Soji6 mentionsBack support
Itoki ACT26 mentionsHaworth Soji4 mentionsBuild quality
Itoki ACT24 mentionsHaworth Soji6 mentions
Questions
What do owners mention most?
Design for the Itoki ACT2, and price and value for the Haworth Soji, based on review summaries.



