Which espresso grinder is best suited for beginners? There are several reasons why the Sage Smart Grinder Pro deserves exactly this title.
The question of what constitutes a very good entry-level grinder has been on our minds for some time – partly because we receive many emails and comments every day asking exactly that. This is why we have specifically tested entry-level grinders in this price range over the last few years. The Sage Smart Grinder Pro has now gone through our testing process twice. In April 2020, I had the opportunity to examine the grinder with vice-barista champion (1x Germany, 3x Switzerland) Felix Hohlmann. In 2022, the Sage Smart Grinder Pro is part of our major espresso grinder comparison of 24 coffee grinders for home use.
The Sage Smart Grinder Pro proved its worth in both test runs. For us, the grinder is one of the most interesting espresso grinders for beginners.
Update 2026: Since these tests, we have checked many other entry-level and price-performance grinders. Our guide The best espresso grinder for home provides an up-to-date overall overview. And when it comes to the fundamental question of which type of grinder suits you, manual grinder, single dosing or grind-by-weight will help.
If you would like to support us in acquiring further test material, you can do so by ordering the Sage Smart Grinder Pro via this affiliate link. It won't cost you anything extra, but we would appreciate it.
What criteria are important for qualitatively assessing an espresso grinder?
- Does the grinder grind fine enough for espresso? Can the grind size be adjusted finely enough to create enough resistance in the portafilter so that the espresso doesn't run through too quickly? (Guide: how to adjust for espresso here.)
- Is the grind homogeneous? The majority of the ground coffee should correspond to the target size and should not clump. Many smaller or larger particles lead to increased acidity or bitterness in the taste.
- Is it easy to operate? Can the grind size be adjusted in steps or steplessly, and is it easy to readjust the internal burr mechanism?
- Consistency? Does the machine consistently output the desired amount of coffee, or does it fluctuate from shot to shot?
- retention? How much coffee remains in the grinding mechanism after a grind and is therefore included as “old” coffee in the next grind.
- Heating through regular use? Do the grinding discs and thus the coffee heat up significantly during use? This can lead to a change in taste.
Espresso fine!
The grind size of the espresso grinder can easily be fine-tuned so that a good espresso can be brewed in 25 or 30 seconds. The grind size adjustment is made via the dial on the right side of the grinder. The digital display shows what grind setting you are currently on. This helps with orientation.
It is somewhat confusing that when turning the grind setting, you can feel the stepped adjustments of a gear that do not always correspond to the digital display. For example, I might adjust the gear by 3 steps, but the digital display only jumps forward by 2 steps. As a consequence, one should not rely entirely on the grind display – which, in our view, isn't possible anyway. Coffee is a natural product that changes due to external influences. For example, if the humidity in the room increases, the coffee powder clumps more and the grinder should be adjusted slightly.
Working with an espresso grinder is, in this sense, never a finished process. Minor corrections are simply made from shot to shot.
The matter of consistency in an espresso grinder
We pulled 40 espresso shots in a row. The consistency of the grinder was astonishing. We set the grinder to a target amount of 18 grams. On the Sage Smart Grinder Pro, this setting is made via the grinding time. We set a grinding time of 16 seconds on a programmable button. The grinding time can be figured out by trying and weighing. 16 seconds is relatively long compared to professional grinders, but comparable in relation to other grinders up to 500 euros. (Gastro grinders grind an amount of approx. 18 grams in 3 – 6 seconds.)
Over 40 shots, the result fluctuated by a maximum of 0.4 grams. This value is very good and actually comparable to professional espresso grinders. In this case, this speaks more in favor of the home grinder, as we have long wondered why gastro grinders are not more precise.
The large fluctuations in grinders are one of the reasons why participants at barista championships weigh every single shot with a scale.
How does the espresso taste and how consistently did it run?
Through adjusting the grind size, we quickly arrived at the setting for a good espresso. It was balanced and met all the expectations we have for our Dreispitz Espresso. It was noticeable that after several consecutive shots, the extraction time became shorter and shorter. While we had extraction times of 29 seconds for the first shots, the tenth espresso only ran for 22 seconds. The repeated shots also led to a significant heating of the ground coffee.
It must be noted as a limitation that the grinder is not made for such usage. This should definitely be kept in mind when using it. Through slight readjustment, the grind size and thus also the extraction can be kept constant.
However, grinding too often in a short time should still be avoided. Overheated coffee tastes significantly different, and the longevity of the grinder would also suffer.
Comparison of particle distribution. The Sage Smart Grinder Pro falls between the Sette 270 Wi and Graef on the right and the grinders with flat burrs on the left in terms of particle distribution. The grinders were each set so that the espresso flowed out in the same amount of time. More on this in the test report of the Graef CM800 and Niche.
Our data collected in 2021/22 also shows good grind quality for the Sage Smart Grinder Pro, as well as its little sister, the Sage Dose Control, particularly regarding the main peak. Good espresso grinders have a high and narrow main peak. In fact, the Sage Smart Grinder Pro is among the better grinders in the field of 24 tested espresso grinders here. The main peak can also be explained differently. The more particles that peak in this area, the more precisely the desired grind size has been selected.
The fine peak is on the higher side with the Sage Smart Control. In terms of taste, this manifests in the texture as well as a certain bitterness. However, in our tests, this did not dominate the coffee.
Operating the Sage Smart Grinder Pro
The machine is easy to operate. The side dial turns well, allowing you to adjust the grind size. The digital display gives an impression of what grind setting you are at. The programmable grind time is consistent. Eight programming areas are possible. That is completely excessive – but it doesn't bother anyone.
Overall, the digital display provides a good overview and makes control easier. We also have the Sage Dose Control espresso grinder here. It looks structurally similar so far, but lacks the digital display. Our first impression is that it is a practical tool, especially for beginners.
As with the espresso machines Sage Barista Pro and Barista Express, the grind setting can be readjusted if the basic setting is too fine or too coarse. Because we have received many questions about these two devices, we have started a separate Q&A page for them. (Disclaimer: just to reiterate, we do not sell Sage devices. We were not paid by Sage. We buy our test devices ourselves. And we test these devices because you have many questions about them and we, as Kaffeemacher, consider answering coffee questions one of our tasks.)
All grinders have a basic grind setting. This works for almost all coffees. However, light or dark roasted coffees, in particular, can fall outside the range. In that case, the basic adjustment of the grinding mechanism can be changed as shown in the following video.
Retention is the leftover ground coffee in the grinder
After each grind, some coffee powder remains in almost every grinder. In small crevices, screw holes, between the grinding discs – these are all favorite places for it to accumulate. The more coffee powder remains in such cavities, the more it negatively affects the next espresso extraction. The more regularly a grinder is used, the less of a problem this is. The longer ground coffee stays in the grinder, the more it influences the taste and the next extraction.
With the Sage Smart Grinder Pro, we weighed approx. 2.7 grams of coffee in the retention. For this purpose, we took the grinding mechanism apart and swept everything together. This is a lot compared to a grinder like the Niche Zero, which has only 0.47 grams of retention. Compared to the Graef CM800 and the 8 grams of coffee weighed there, however, this is a manageable value. The Graef is more the competitor that the Sage Smart espresso grinder has to be measured against in terms of price, and it wins this comparison.
Nevertheless, we would always advise you: as soon as the grinder has been standing for more than 15 minutes, simply grind out a few grams. Then you can be sure that the next espresso will be perfect and not brewed with old coffee. We show you how to keep the grinder clean on an ongoing basis in cleaning a coffee grinder.
Quality and conclusion on the Sage Smart Grinder Pro
We are providing a correction to our video right here. In it, we mention that there is no portafilter holder on the grinder. That is incorrect. There are actually two of them, so you can set the portafilter down while the grinder is grinding into it. This works with portafilters with a diameter of 50 – 58 mm.
The grinder is very compact with a width of 22 cm, a height of 38 cm, and a depth of 15 cm. The housing is made of stainless steel and plastic.
We have a very good impression of the Sage the Smart Grinder Pro espresso grinder. So far, we have not tested any other espresso grinder that delivers so much for this price.
Therefore: the grinder is, until further notice, our entry-level recommendation for an espresso grinder.
We continuously evaluate how it performs today against newer entry-level and price-performance grinders in our comparison The best espresso grinder for home. Exciting alternatives now include the Eureka Mignon Manuale as a budget insider tip, the DF64 Gen2 as the price-performance winner, or – as a gastro entry-level tip – the Quamar M80.
