Duo
A flat-burr single-dose platform with brew-specific burr options.

Product image: Niche ↗
Published specifications.
- Power
- Electric
- Burr
- 83 mm flat · burr-set option
- Adjustment
- Stepless
- Brew applications
- Espresso · Pour-over · French press
Check the exact model and included parts with the linked manufacturer. Regional versions and replacement burrs can change the specification.
What changes in daily use.
Why shortlist it
- Motor-driven grinding for repeated daily preparations.
- Stepless adjustment.
The trade-off
Check whether the purchase includes espresso burrs, filter burrs or both before comparing grind range.
Before you buy or brew
- Check whether the purchase includes espresso burrs, filter burrs or both before comparing grind range.
- Use the exact model and burr revision when reading a grind chart.
- Check regional voltage, counter space and local parts support.
Grind settings by brew method.
Niche Duo burr-set and dial-in instructions
Maker manual pages 10 and 13: match the installed espresso or filter burr set. The filter burrs cannot grind fine enough for espresso. The dial marks are a guide; no recipe-independent numeric band is given here.
Read manufacturer instructions ↗Use these as starting references for this exact model. Settings from a maker’s recipe retain that recipe’s dose and batch context.
| Brew method | Starting reference |
|---|---|
| Espresso | No verified setting for this model |
| Pour-over | No verified setting for this model |
| AeroPress | No verified setting for this model |
| Chemex | No verified setting for this model |
| Moka pot | No verified setting for this model |
| French press | No verified setting for this model |
| Cold brew | No verified setting for this model |
| Drip / batch | No verified setting for this model |
| Siphon | No verified setting for this model |
| Turkish | No verified setting for this model |
| Cold drip | No verified setting for this model |
| Percolator | No verified setting for this model |
| Cuccumella | No verified setting for this model |
| Kaapi filter | No verified setting for this model |
| Jebena | No verified setting for this model |
| Chorreador | No verified setting for this model |
| Dallah | No verified setting for this model |
| Vietnamese phin | No verified setting for this model |
“No verified setting” does not by itself mean a method is impossible. It means we have not established a published value for the exact model. Do not interpret burr movement in microns as coffee particle size.