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Grinders

Fellow Opus 2

Name: Fellow Opus 2
Brand: Fellow

By FellowSee all 15 Fellow products →

Electric conical burr grinder, all-purpose (espresso + filter)

Typical price$$$150–400

Fellow's all-purpose single-dose grinder, now with 48 mm conical burrs and one stepless dial for everything from espresso to cold brew.

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Last verified 29 Sep 2026

Specs

Grinder type: Electric
Burr type: Conical
Burr size: 48 mm
Adjustment: Stepless
Grind range: All-purpose
Single-dose: Yes
Hopper capacity: 100 g
Warranty: 2 years

In short

Beginners who want one stepless grinder for espresso and filter will find the Fellow Opus 2 simple to use. It has 48 mm conical burrs, one grind dial and a dosing cup fitting 54 and 58 mm portafilters. Espresso specialists may prefer a dedicated model.

The verdict

Buy the Fellow Opus 2 if you want one grinder that handles espresso and filter without stepping up to enthusiast grinders. The move to 48 mm conical burrs and a single stepless dial makes it simpler to adjust than the original Opus, and it comes ready to single-dose, with a dosing cup that fits 54 and 58 mm portafilters. Espresso specialists will get more from the Eureka Mignon Specialita or Niche Zero.

What we like

All-purpose range for espresso and filter
48 mm conical burrs, up from 40 mm on the original Opus
One stepless grind dial
Grinds an espresso dose in about 9 seconds (per Fellow)
Ships with a 100 g catch cup and a 30 g espresso dosing cup that fits 54 and 58 mm portafilters

What to know

All-purpose design trades specialization compared to Eureka Mignon Specialita or Niche Zero
Retention is described only as near-zero; Fellow publishes no figure

Who it's for

Beginners needing a single stepless grinder for both espresso and filter at a moderate price.

Skip it if

Enthusiasts or prosumer users needing specialized performance should not buy it.

Questions shoppers ask

Can the Fellow Opus 2 do espresso and filter?

Yes, it is an all-purpose grinder covering espresso through cold brew.

What burrs does it use?

It uses 48 mm conical burrs, up from 40 mm on the original Opus.

What comes in the box?

It ships with a 100 g catch cup and a 30 g espresso dosing cup that fits 54 and 58 mm portafilters.

Is it the right pick for espresso only?

Espresso specialists will get more from the Eureka Mignon Specialita or Niche Zero.

Compare it with

Fellow Opus 2 vs Baratza Encore ESPCompare →Fellow Opus 2 vs Baratza Encore ESP Pro Coffee & Espresso GrinderCompare →Fellow Opus 2 vs Baratza Sette 270 Espresso Grinder (SCG)Compare →Fellow Opus 2 vs Baratza Sette 30 AP Espresso Grinder (SCG)Compare →