Fellow Opus 2 vs Breville Smart Grinder Pro
Updated November 13, 2026
The biggest difference: the Fellow Opus 2 is a single-dose grinder that keeps little old coffee inside, while the Breville Smart Grinder Pro is built around a bean hopper. Also, the Fellow Opus 2 has larger burrs (48 mm versus 40 mm); and the Fellow Opus 2 adjusts steplessly, while the Breville Smart Grinder Pro has 60 fixed settings.
Fellow Opus 2
Choose it if: Home baristas who want one fast, low-mess grinder for espresso plus everyday filter brewing.
Skip it if: Filter-coffee purists or anyone wary of plastic parts in the grind path.
- Fast grinding, with an espresso dose done in roughly nine seconds
- Low retention and an ionizer keep single dosing tidy
- A single stepless dial moves easily between espresso and brew
- Grind chamber and impeller are plastic, which raises long-term wear questions
- Filter cup quality is described as acceptable rather than standout
Breville Smart Grinder Pro
Choose it if: Breville espresso machine owners who want programmable timed dosing straight into the portafilter.
Skip it if: Single-dosers or anyone who wants fine control for light-roast espresso.
- 60 settings with timed dosing adjustable in 0.2-second steps
- Includes 50-54mm and 58mm portafilter cradles for hands-free dosing
- A large hopper and an LCD that remembers your last grind make it convenient
- Steps in the espresso range are coarse compared with dedicated espresso grinders
- A hopper-fed, doserless design holds more grounds than single-dose grinders
Specs side by side
| Spec | Opus 2 Conical Burr Grinder | Smart Grinder Pro (BCG820) |
|---|---|---|
| Burrs | conical, 48 mm | conical, 40 mm |
| Grind settings | Stepless | 60 |
| Single-dose design | Yes | No |
| Fine enough for espresso | Yes | Yes |
| List price | $199.95 | $199.95 |
Highlighted cells mark the better figure where one is clearly better. Specs come from the manufacturers; we don't run hands-on tests. As an Amazon Associate I earn from qualifying purchases.
Frequently asked questions
What is the difference between the Fellow Opus 2 and the Breville Smart Grinder Pro?
The biggest difference: the Fellow Opus 2 is a single-dose grinder that keeps little old coffee inside, while the Breville Smart Grinder Pro is built around a bean hopper. Also, the Fellow Opus 2 has larger burrs (48 mm versus 40 mm); and the Fellow Opus 2 adjusts steplessly, while the Breville Smart Grinder Pro has 60 fixed settings.
Is the Fellow Opus 2 or the Breville Smart Grinder Pro better?
Neither is better for everyone. Choose the Fellow Opus 2 if you want: Home baristas who want one fast, low-mess grinder for espresso plus everyday filter brewing. Choose the Breville Smart Grinder Pro if you want: Breville espresso machine owners who want programmable timed dosing straight into the portafilter.