Humanscale · 2010s–Present
Diffrient Smart
Diffrient’s current mesh tasker—Form-Sensing fit, weight-sensitive recline, certified to 400 lb.
181 kg capacity152–193 cmFull Mesh2D
Where to buy
Typical prices — new ~$999, refurbished ~$420, used ~$250.
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Fit
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Units
Spec sheet
- Typical configuration
- Diffrient Smart task with arms
- Era produced
- 2010s–Present
- Discontinued
- No
- Approx. MSRP (new)
- $999
- Typical refurbished price
- $420
- Typical used price
- $250
- Height range
- 152–193 cm
- Weight capacity
- 181 kg — Currently certified to 400 lb on Humanscale’s Diffrient Smart product pages.
- Seat width
- 50 cm
- Seat depth
- 44 cm
- Backrest height
- 56 cm
- Seat material
- Full Mesh
- Armrest type
- 2D
- Arm adjustability
- Arms attached to the back—move with recline (height/width styles on common configs)
- Forward tilt
- No
- Lumbar
- Integrated
- Headrest
- None
- Cylinder
- Top-activated pneumatic
- Caster stem
- 11mm × 22mm standard
- Frame
- Aluminum horseshoe back support + mesh
- Tilt / lock
- Weight-sensitive recline with minimal controls
Revision matrix & serial tag guide
Serial tag location: Label under seat; U-shaped aluminum back support and tri-panel Form-Sensing mesh identify Smart (distinct from earlier Diffrient World).
| Year | Version | Changes |
|---|---|---|
| 2009–2010 | Diffrient World | Earlier stripped-down mesh predecessor—few parts, Form-Sensing mesh, weight-sensitive recline. |
| 2010s | Diffrient Smart | Current Diffrient mesh tasker with bold U-shaped aluminum support, tri-panel Form-Sensing mesh, and arms that move with the back. |
Aftermarket & replacement parts
Compatible cylinder type: Top-activated pneumatic. Caster stem: 11mm × 22mm standard. Headrest availability: None.
Spec notes
- Estimated fit range based on published seat-height data; confirm the cylinder option with the seller or dealer.
- Seat width and depth are approximate for common configurations.
- Diffrient World is the earlier sibling; Smart is the current Humanscale listing.