Compare Grinders


	Fellow	Eureka
MSRP
MSRP	$195	$499
Skill Level
Skill Level	Beginner	Intermediate
Type
Type	Electric	Electric
Activation
Activation	Press Button	Button
Grind Method
Grind Method	Conical Burr	Flat Burr
Burr Diameter
Burr Diameter	40 mm	55 mm
Adjustment
Adjustment	Stepped	Stepless
Adjustment Scale
Adjustment Scale	5 micron	1 Micron
Dosing Method
Dosing Method	Timed Auto Stop	On/Off Button
Dosing Type
Dosing Type	Single Dose	Single Dose
Retention
Retention	< .2 g	< .5 g
Grind Range
Grind Range	Full - Pour Over to Espresso	Full - Pour Over to Espresso
Time to Grind (18g)
Time to Grind (18g)	20	12
Motor RPM
Motor RPM	350 rpm	1650 rpm
Swappable Burrset
Swappable Burrset	Yes	No
Adjustable RPM
Adjustable RPM	No	No
Weight
Weight	1.8 kg	5.6 kg
Material
Material	ABS Plastic	Black Aluminum
Dosing Cup
Dosing Cup	Magnetic Catch Cup	Aluminum Dosing Cup

EspressoBot Comparison

Machine Overview

The Fellow Opus is positioned as a beginner-friendly espresso grinder with a price point of $195, making it more accessible for new users. In contrast, the Eureka Mignon Zero targets intermediate users and comes with a significantly higher price of $499. Both grinders fall under the semi-automatic type category, which indicates they require some user intervention for operation. Their differences in skill level clearly define their target audience.

Brewing Comparison

In terms of grinding information, the Fellow Opus utilizes a conical burr with a diameter of 40 mm, providing a stepped adjustment mechanism with an adjustment scale of 5 microns. Its primary dosing method is a timed auto-stop feature, while the Eureka Mignon Zero features a 55 mm flat burr and a stepless adjustment, offering precision with an adjustment scale of 1 micron. Both grinders have single dose hopper types, but the Mignon Zero has a more straightforward on/off button for dosing. This stepless adjustment in the Mignon Zero allows for finer tuning of grind size, which is beneficial for experienced users looking for optimal espresso extraction.

Features Comparison

Regarding key features, the Fellow Opus is limited in its rpm settings with a fixed speed of 350 rpm, while the Eureka Mignon Zero operates at a higher speed of 1650 rpm but does not have adjustable rpm capabilities. Both grinders offer a grind range suitable for various brewing methods, from pour over to espresso. However, the Fellow Opus stands out with the option for swappable burrs, allowing users to experiment with different burr types, unlike the Mignon Zero, which does not offer this feature. Overall, these differences reflect the distinct user experiences intended by each grinder.

Note: Espresso Setup Chris is expirementing with generated summaries for dynamic pages (we have 10,000+ so I can't write for all of them!) If you found this useful, or awful, please shoot me an email with feedback Chris@EspressoSetupBuilder.com. May your shots be perfectly extracted and milk frothy.

Want another coffee?

Take the Quiz

Start Now

For Personalized Recommendations

Discover Machines

Including Breville, Profitec, & Lelit

Discover Grinders

Including Eureka, Baratza, & Niche