Kokuyo Duora vs Humanscale Diffrient Smart
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
Differences at a glance
Sources
- Duora2 cushion type, high back, adjustable arms - KOKUYO Workstyle Shop (official) ↗Checked Sep 29, 2026
- Ergonomic Mesh Back Office Chair | Diffrient Smart | Humanscale ↗Checked Sep 29, 2026
- Humanscale Diffrient Smart brochure ↗Checked Sep 29, 2026
- Quality warranty for office furniture | KOKUYO ↗Checked Sep 29, 2026
- KOKUYO Workstyle Shop (Japan) (price) ↗Checked Sep 29, 2026
Kokuyo DuoraHumanscale Diffrient Smart
- Price
- ¥83,710 – ¥127,930$1,987
- Seat height
- 420–510 mm (16.5–20.1 in)16.5” – 22.8”
- Seat depth
- 405–455 mm (15.9–17.9 in)16.25” - 18.75” seat depth adjustment range
- Recline
- Auto-fit synchro rocking; rocking angle range adjustment (4 steps: 0, 6, 13, 20°); simple rocking tension adjustment (5 steps)18° recline + 8° backrest tilt
- Arms
- 2-way motion arms (height stroke 100 mm, depth stroke 65 mm, angle 30° inward)Fixed Duron Arms / Adjustable Duron Arms / 4D Adj Duron Arms / Armless
- Lumbar support
- Pelvic adjust support (3 steps); lumbar support is optionalTri-panel Form-Sensing mesh adapts its lumbar support to each user (no manual lumbar adjustment)
- Warranty
- Structure 10 years from delivery (purchases from Jan 2023; back frame, arm frame, base legs); mechanisms and moving parts 2 years; exterior and surface finish 1 year15-year, 24/7 warranty
Questions
What do owners mention most?
Back support for the Kokuyo Duora, and comfort for the Humanscale Diffrient Smart, based on review summaries.
Kokuyo Duora: specs, reviews, where to buy →Humanscale Diffrient Smart: specs, reviews, where to buy →
