Breville Smart Grinder Pro vs Fellow Opus 2: Which $200 Grinder Fits Your Counter?

That moment sends many buyers to the Breville Smart Grinder Pro vs Fellow Opus 2 debate. Both cost $199.95 at regular U.S. retail. Fellow has since replaced the original Opus, so I compare the current Opus 2.

My take: the Opus 2 gives you finer control, and the Breville is the easier one to live with. I went through the spec sheets and a lot of owner threads for both. I review each grinder on its own first. Then I compare adjustment and retention. After that I cover speed, size, and price. Last, I pick a winner. If you want the verdict first, jump to the Overall Winner section.

Breville Smart Grinder Pro

The Smart Grinder Pro is a timed-dose grinder for people who want one machine for espresso and filter. It suits buyers who want to press a button and walk away. The first impression from specs and owner reports is convenience first, precision second.

It uses 40 mm stainless steel conical burrs and a 165-watt motor. The front dial has 60 steps. A second control sits under the hopper: the top burr can be turned to shift the whole range finer or coarser. That is the detail most buyers miss.

Many owners who cannot get fine enough for espresso at the factory position fix it by turning the top burr finer. After that, the dial numbers mean something different, so note your starting position first. Go too fine and the burrs can squeak, which means they sit too close. The numbered dial does make filter settings easy to repeat.

Pros	Cons
Dosing IQ adjusts the grind time when you move the dial	Fine grinds tend to clump and cling with static
Pause mid-grind to level the grounds, then resume	Some fine powder stays behind in the burr chamber
Two cradles (50–54 mm and 58 mm) for hands-free grinding into a portafilter	Timed dosing is not weighed dosing, so the dose drifts with bean and roast
LCD shows the setting, grind time, and shots or cups	The shots-and-cups logic confuses many first-time owners

What Daily Use Looks Like

Owners describe a short loop. Pick shots or cups, set the dial, and press the button. People who weigh their grounds treat the programmed time as a starting point. They trim it in 0.2-second steps when the bag changes.

Owners who fight clumps often mist the beans lightly before grinding. It costs a few seconds. Cleanup means lifting out the top burr and brushing the chamber with the included brush.

Most owners call the sound quiet for a conical grinder. A whirr with no beans between the burrs usually points to a feeding or burr-setting problem, not a dead motor. Because the hopper is big, beans often sit in it for days. People who care about freshness load only what they need and seal the rest of the bag.

Who Should Buy the Breville

Best for:

• Espresso beginners who want a repeatable timed dose
• Households that switch between espresso and filter every day

Avoid if:

• You single-dose beans and want almost nothing left in the grinder afterward

If you’re considering this grinder, read our full Breville Smart Grinder Pro review for a closer look at its performance, ease of use, and everyday limitations.

Fellow Opus 2 

The Opus 2 is Fellow’s rebuild of its original all-rounder. It suits buyers who weigh their beans and want fine control at espresso range. The first impression from specs and owner reports is that espresso is now a design goal, not an afterthought.

It uses 48 mm stainless steel conical burrs and a stepless dial. The original Opus used 40 mm burrs and a stepped collar with an inner calibration ring. Fellow lists the grind range as 200 to 1,200 microns, from espresso to cold brew. Stepless means there are no fixed gaps, so you can make very small changes.

The trade-off is repeatability. A stepped dial gives you a number to return to. A stepless dial gives you a position on a ring. The full range spans only about three turns of the knob, so small moves matter. Many owners of stepless grinders mark the dial or keep a note for each bag.

Pros	Cons
Stops itself when the dose is done	Body is almost entirely plastic
Two catch cups: 100 g standard and a 30 g espresso dosing cup	Owners report very different retention results despite the near-zero claim
Tool-free burr access	Not the quietest grinder at this price
Jam detection	A 2026 release, so the long-term durability record is thin

What Daily Use Looks Like

Owners describe a weigh-and-go routine. You weigh the beans into the hopper and press the button. A visual guide on the lid shows the rough range for each brew method. It is a starting point, not a setting to trust blindly.

Switching between espresso and filter means swapping the cup and moving the dial. Owners who do this often note the dial position first. That saves the hunt back to the right espresso setting.

Care guidance says to keep water and other liquids away from the burrs. It also warns that dark, oily roasts can clog the grinder more easily. If you buy oily beans, brush the burr area more often.

Who Should Buy the Opus 2

Best for:

• Espresso-first buyers who already own a scale
• Small counters, since the grinder is much shorter than the Breville

Avoid if:

• You want a programmable timer or a hopper that holds a full bag

Detailed Comparison by Breville Smart Grinder Pro vs Fellow Opus 2

In the Breville Smart Grinder Pro vs Fellow Opus matchup, the biggest practical difference is dosing. The Breville times the grind and holds a hopper of beans. The Opus 2 stops itself and expects you to weigh a fresh dose each time.

Espresso Adjustment

The Opus 2 has the edge for espresso. A stepless dial lets you split the difference between two settings. The Breville’s steps can leave you stuck between two shots.

The Breville’s top burr adds range, but it also adds a second control to track. For filter coffee the gap shrinks. Sixty numbered steps are easy to repeat for pour-over and French press.

Feature	Breville Smart Grinder Pro	Fellow Opus 2
Burr size	40 mm conical	48 mm conical
Adjustment	60 steps plus adjustable top burr	Stepless
Stated range	Finest espresso to coarsest French press	200–1,200 microns

Retention and Static

The Opus 2 is built to leave less behind. Fellow says it reworked the grind path and added anti-static design for near-zero retention. That claim holds up for many owners and fails for some.

The Breville gives you the opposite expectation. Plan to brush it out, and expect some carryover when you switch beans. For anyone who rotates beans often, that matters more than any other point here. With the Opus 2, run a few weighed doses before you trust it.

Feature	Breville Smart Grinder Pro	Fellow Opus 2
Static control	None listed	Anti-static design
Where grounds land	Grinds container or portafilter cradle	Catch cup or portafilter

Speed and Dosing

The Opus 2 is quick. Its 300-watt motor grinds an espresso dose in about nine seconds. The Breville’s motor is 165 watts, and its time per dose depends on the setting and the beans.

Hopper size splits them too. The Breville holds enough for several days. The Opus 2 holds one dose at a time. The Breville is the better fit for a busy morning, and the Opus 2 is the better fit for a slow one.

Feature	Breville Smart Grinder Pro	Fellow Opus 2
Motor	165 W	300 W
Hopper	450 g	100 g
Dosing method	Programmable grind time	Weigh beans, auto-stop

Size and Build

The Opus 2 is the smaller machine by a wide margin. At 10.5 inches tall, it fits under cabinets where the 15.25 inch Breville will not. Check your clearance before you buy.

Neither grinder has a proven durability edge. The Breville has a longer record, and some units fail after a year or two. The Opus 2 is mostly plastic and too new to judge. Pick on size and workflow, not on a durability promise.

Feature	Breville Smart Grinder Pro	Fellow Opus 2
Size (W × D × H)	6.25 × 8.5 × 15.25 in	5.1 × 8.1 × 10.5 in
Hopper material	Plastic	Plastic

Price and Warranty

Price will not decide this. Both list at $199.95 from U.S. retailers. The warranty might.

Fellow gives the Opus 2 two years. Breville’s U.S. warranty is one year. That matters because some Breville failures show up in the one-to-two-year window. An extra year of coverage is a real point for the Opus 2.

Feature	Breville Smart Grinder Pro	Fellow Opus 2
U.S. price (regular retail)	$199.95	$199.95
Warranty	1-year limited	2-year

Overall Winner

The Opus 2 wins overall for most home users. Its stepless dial and larger burrs give it better espresso control. It also has the longer warranty. The Breville is better for buyers who want a programmable timer and a big hopper.

That is the short answer to the Breville Smart Grinder Pro vs Fellow Opus question. The main trade-off is control versus convenience. If you do not own a scale and will not buy one, choose the Breville.

FAQ

What changed between the original Opus and the Opus 2?

The Opus 2 swaps the 40 mm burrs for 48 mm ones. It also changes the dial from stepped to stepless and runs faster. If you see a discounted “Opus,” check which generation it is before you buy.

Do I need a scale with these grinders?

With the Opus 2, yes. It stops on its own but has no dose timer. With the Breville, no, but a scale still helps. The timed dose drifts when the beans or settings change.

Can I grind straight into a portafilter?

Yes on both. The Breville includes 50–54 mm and 58 mm cradles. The Opus 2 is listed as portafilter friendly. Check that your basket size fits before you buy.

Which is easier to clean?

Both come apart without tools for a quick brush-out. The Breville includes a brush for the chamber. On the Opus 2, keep water and liquids away from the burrs and brush out oily residue more often.

Which handles French press and cold brew better?

Both cover it. The Breville runs to the coarsest “plunger” setting, and the Opus 2 reaches cold brew at about 1,200 microns. At coarse settings the Breville’s numbered steps are the easier ones to repeat.

Which is better for a beginner?

The Breville is easier on day one. Its timer and shot modes do much of the work. The Opus 2 asks for a scale and some patience with the dial. It rewards that effort with finer control.

Conclusion

Write down your dial position for every bag of beans. On the Breville, include the top burr setting. On the Opus 2, mark the dial.

Both grinders collect dust and oils over time. Brush out whichever one you buy on a regular schedule.