7 Best Bottomless Portafilters (2023)

From enhancing your espresso brewing skill to making your espresso machine more appealing, there are lots of benefits to using a bottomless espresso portafilter.

In this article, I will list the best bottomless portafilters. Also, I will include a buying guide that will help choose the right naked portafilter more easily.

Let’s start.

Things to consider when buying a bottomless portafilter

1) Compatibility with Your Espresso Machine

Ensure that the bottomless portafilter is compatible with your specific espresso machine model. Different machines have varying portafilter sizes, so it's important to select one that fits perfectly to prevent compatibility issues.

2) Material and Build Quality

Look for a portafilter constructed from high-quality materials such as stainless steel or brass. These materials are durable, resistant to corrosion, and contribute to the overall longevity of the portafilter.

3) Filter Basket Inclusion

Determine whether the bottomless portafilter comes with a filter basket. Some models include the basket as part of the package, while others may require you to purchase it separately. Having the right filter basket is essential for achieving consistent and precise espresso extractions.

4) Ease of Cleaning

A bottomless portafilter should be easy to disassemble and clean thoroughly. Look for a model with a removable design that allows you to access all parts for cleaning without any hidden corners.

5) Comfortable Handle

An ergonomic handle made of materials like wood or heat-resistant plastics can improve grip and stability during use. Comfortable handling is especially important for baristas who pull multiple shots in a row. Also, it allows you to hold it steadily.

6) Bottomless Design

Ensure that the bottomless design is truly "naked," meaning it lacks spouts or any obstructions. A clear view of the espresso extraction process is essential for monitoring shot quality and diagnosing any issues with tamping or distribution.

7) Compatibility with Filter Baskets

Some bottomless portafilters are designed to work with specific filter basket sizes. Make sure that the portafilter you choose is compatible with the filter baskets you intend to use, as this affects the consistency of your shots.

7 Best bottomless portafilters

1) FIRJOY 54mm Bottomless portafilter for Breville

This portafilter is suitable for Breville espresso machines of the series BES880, BES878, BES875, BES870, BES840, BES810, BES500, Barista Express, Barista Touch, Barista Pro, Infuser, and Duo Temp Pro.

It is constructed with attention to detail, using high-quality food-grade stainless steel and solid ABS. This combination of materials ensures not only the durability of the portafilter but also its ability to withstand the high temperatures and pressures involved in espresso extraction.

The addition of an ABS handle not only adds a touch of style but also ensures a comfortable and secure grip when operating the portafilter.

One of the standout features of this bottomless portafilter is its ability to provide real-time insight into the espresso extraction process.

With its open design, you'll have an unobstructed view of the extraction which allows you to observe the coffee as it flows from the filter basket into your cup.

This visual feedback is invaluable for understanding the quality of your extraction, helping you assess the evenness of the coffee puck, detect any channeling, and ensure that your grinding and tamping techniques are spot on.

Its detachable design makes it quick and easy to disassemble, simplifying the cleaning process and ensuring that it remains in top-notch condition.

Whether you're a seasoned barista or a home coffee enthusiast, this portafilter is user-friendly, offering an effortless installation process.

With this tool, you can’t only enhance your espresso-making skills but also fit seamlessly into your daily coffee routine.

2) CrossCreek 54mm

This naked portafilter is compatible with an array of 54mm Breville espresso machines, including the Barista Express, Barista Pro, Barista Touch, Bambino, Bambino Plus, Infuser, Duo Temp Pro, and more.

This naked espresso portafilter is made from high-quality 304 stainless steel, it's food-grade and guarantees that your coffee remains uncontaminated by unwanted chemicals or impurities.

This stainless steel variant is renowned for its exceptional resistance to oxidation, corrosion, and rust, ensuring the longevity and pristine condition of your portafilter.

The handle of this portafilter tool is made from solid wood, it's not only aesthetically pleasing but also ergonomically designed for optimal comfort and stability during use.

The natural grip minimizes fatigue and strain, while the ergonomic design ensures steadfast stability during the extraction process. The result is precise control and the ability to achieve the perfect extraction, every time.

Thanks to its fine hole design, it can efficiently filter the espresso liquid, yielding a complete, full-bodied cup of espresso.

Furthermore, since it comes with the removable portafilter basket makes cleaning and maintenance very easy

3) MORILS 54mm

This naked espresso portafilter is known for its compatibility with multiple espresso machines.

Unlike regular portafilters, the bottomless design doesn't obstruct your view. It offers an unobstructed window into the espresso extraction process which allows you to observe every detail and detect and correct extraction issues with ease.

The handle of this espresso tool is made up of smooth walnut wood which provides both a comfortable and sturdy grip.

It is designed with ergonomics in mind, and it ensures stability during the espresso-making process, whether you're a professional or a dedicated coffee enthusiast.

The filter basket of this tool is designed with fine pores and a surrounding filter screen, ensuring even and efficient filtration of coffee grounds.

Its fully detachable design simplifies cleaning, enhances convenience, and boosts your work efficiency.

It also comes with a 1.7mm stainless steel coffee puck screen. This screen enhances water distribution while eliminating the channeling effect, ensuring a cleaner brewing process.

4) GURUDAR 58mm

This naked portafilter is known for its handle which is made from a smooth wood. It provides a sturdy grip which is very important for steady handling.

The head of this tool is made up of food-grade stainless steel,  hand-polished to perfection. This eco-friendly and non-toxic material ensures a sanitary and safe espresso experience.

Its precise size guarantees a secure fit into the group, eliminating any wobbling concerns.

The filter basket features a fine-hole design, complemented by a surrounding filter screen, resulting in even and efficient coffee powder filtration.

You can use this tool with a wide range of espresso machines like Gaggia models, including the Gaggia Classic (up to 2015), New Baby, Baby, Baby Class, Baby Twin, Baby Dosata, Gaggia Coffee, Classic, Evolution, Dose, Pure, Color, Paros, Tebe, Espresso, Topazio, among others.

It's also compatible with all Gaggia commercial models like TE, TD, TS, XE, and XD, as well as KitchenAid and Starbucks Siera.

The 58mm Bottomless Portafilter offers a stunning view of your espresso extraction process.

Along with all these, this portafilter is also easy to clean and maintain. It can be fully disassembled for thorough cleaning and storage.

Additionally, it comes with a double-cup filter basket. Since the interior side wall is machined flush, it is compatible with any 58mm basket depth.

5) CAPFEI 51mm portafilter for Delonghi

This two-ear naked espresso portafilter comes with a 51mm diameter. You can use them with multiple Delonghi coffee machines like ECP3420, EC155, BCO430, EC260, or any other Delonghi model with 2 ears.

This tool comes with a stainless steel filter basket, designed to seamlessly integrate with Delonghi's stock 51mm filter basket.

This is crafted from food-grade stainless steel, ensuring it's eco-friendly and non-toxic. This material has some exceptional characteristics, including resistance to oxidation, corrosion, rust, and durability. It's the foundation for a safe and long-lasting espresso accessory.

The detachable design of this bottomless portafilter simplifies disassembly, making it quick and convenient to clean. There are no hidden corners, ensuring that every part is easy to access and maintain.

6) OEM Gaggia 58 mm

This no-sprouts espresso portafilter has a diameter of 58 mm. It is crafted from commercial-grade, chrome-plated brass, this portafilter is as smooth as silk and built to last.

It also comes with precision machining which ensures flush sidewalls, guaranteeing a secure fit for single, double, or triple-shot filter baskets. All these show that this tool is very durable for long-term use.

This portafilter is a piece of authentic Italian craftsmanship. It's an essential addition to your arsenal of Gaggia accessories and Gaggia Classic replacement parts.

It is imported from Italy, and it bears the mark of true quality genuine, and reliable, just like the espresso culture it represents.

This portafilter is tailor-made for the Gaggia Classic Espresso (Professional) and the Gaggia Classic Pro.

7) IKAPE 54mm Naked Portafilter

This 54 mm naked espresso portafilter tool is precision-engineered for seamless compatibility with Breville coffee machines. Whether you own the BES870, BES878, BES880, Barista Express, Barista Pro, Barista Touch, or Duo-Temp Pro, this portafilter is designed to fit like a glove, ensuring a secure and reliable connection.

One of the standout features of this portafilter is its ability to facilitate deep extraction. The included 54mm stainless steel filter basket, allows for a thorough extraction of coffee grounds, enhancing the flavor and aroma of your espresso.

This deep extraction process lets you witness the flowing golden espresso extract, giving you valuable insights into your brewing technique.

This bottomless naked portafilter made from 100% natural wood, not only adds a touch of elegance to your coffee setup but is also resistant to oxidation, corrosion, and rust, ensuring long-lasting durability.

The filter basket is cast in food-grade stainless steel, hand-polished to a high degree, and precisely sized to nest perfectly into the handle, guaranteeing a superior espresso experience.

The removable design of this portafilter simplifies cleaning and maintenance, making it quick and convenient. There are no hidden corners, ensuring that every part is easy to access and maintain. It's an essential addition to your Breville accessories.

What is a bottomless espresso portafilter?

A bottomless espresso portafilter is also known as a naked portafilter. It is a specialized coffee brewing accessory used with espresso machines.

It lacks the spouts or channels found at the bottom of standard portafilters. Instead, a bottomless portafilter has an open or "naked" bottom, exposing the entire coffee puck during the brewing process.

Its primary purpose is to provide users with enhanced visual feedback during espresso extraction. By eliminating spouts, it allows for a clear view of the coffee flow directly from the bottom of the filter basket into the espresso cup.

This design not only aids in assessing the quality of extraction but also offers better control over the brewing process.

How to use a bottomless espresso portafilter?

Step 1: Prepare Your Espresso Machine

Ensure that your espresso machine is powered on and adequately heated to the correct brewing temperature. Place an espresso cup or shot glass under the bottomless portafilter to catch the espresso.

Step 2: Select and Measure Your Coffee

Measure out the desired amount of coffee grounds using a quality burr grinder. The grind size should be appropriate for your espresso machine and the coffee you're using.

Fill the filter basket of the spoutless portafilter with the measured coffee grounds. Distribute the grounds evenly and level them off without compressing.

Step 3: Tamp the Coffee

Tamp the coffee grounds evenly and with consistent pressure using a tamper. Ensure that the coffee bed is level and flat.

Step 4: Insert the Portafilter

Insert the bottomless portafilter into the group head of your espresso machine, just as you would with a traditional portafilter.

Step 5: Brew the Espresso

Start the brewing process. The espresso will flow directly from the bottom of the filter basket into the cup or shot glass below.

Pay close attention to the espresso flow. It should begin with a slow, steady stream in the center of the cup. As the shot progresses, the stream may widen and form a cone-shaped flow. This visual feedback can help you assess the quality of the extraction.

Aim for a shot that pours evenly and consistently, with a rich crema forming on top.

Step 6: Evaluate and Adjust

Observe the entire extraction process. If you notice any issues such as channeling (sudden spurts of coffee in various directions), adjust your grind size, tamping pressure, or distribution technique accordingly.

The absence of spouts in such a portafilter makes it easier to identify and address any brewing problems.

Step 7: Finish and Enjoy

Once you've achieved a satisfactory extraction, stop the brewing process.  
Remove the bottomless portafilter from the group head and set it aside.  
Enjoy your freshly brewed espresso shot.

Step 8: Clean and Maintain

After use, clean the bottomless espresso portafilter by removing the coffee puck, rinsing it with water, and ensuring there are no coffee grounds left in the filter basket.

Regularly clean and maintain your bottomless portafilter to keep it in optimal condition for future use.

Benefits of using espresso bottomless portafilters

1) Enhanced Visual Feedback

The most significant advantage of using a bottomless portafilter is the ability to see the entire espresso extraction process.

With no spouts or channels to obstruct the view, you can closely observe the coffee as it flows from the filter basket into the cup. This provides valuable visual feedback on the quality of the extraction.

2) Extraction Control

Bottomless portafilters allow for better control over the espresso extraction process. Baristas can identify issues such as uneven distribution, channeling (where water finds a path of least resistance through the puck), or incorrect tamping immediately.

This real-time feedback enables adjustments to be made, resulting in more consistent and better-tasting espresso.

3) Diagnosing Brewing Problems

The clear view of the extraction process makes it easier to diagnose and address brewing problems.

If you notice that the espresso is flowing unevenly or irregularly, you can pinpoint the issue and take corrective measures, such as adjusting grind size, distribution, or tamping pressure.

4) Learning Tool

Bottomless portafilters are excellent educational tools as well. They are commonly used in barista training programs to teach aspiring baristas the finer points of espresso preparation.

Novice baristas can quickly grasp the importance of proper technique and see the direct impact of their actions on the espresso shot.

5) Aesthetics

Some coffee lovers appreciate the aesthetic appeal of using a bottomless portafilter. It creates a visually striking presentation as the espresso flows directly into the cup without any spouts, making for an eye-catching and Instagram-worthy experience.

6) Easy Maintenance

Cleaning a bottomless portafilter is relatively simple because there are no spouts or channels to trap coffee residue. This ease of maintenance ensures that the portafilter stays in good condition with minimal effort.

7) Experimentation

With bottomless portafilters, you can experiment with various grind sizes, coffee types, and brewing parameters. Users can fine-tune their espresso-making skills and discover the nuances of different coffee beans.

8) Crema Observation

You can closely monitor the formation of crema, the creamy and flavorful layer that tops a well-brewed espresso. The absence of spouts allows you to see how crema develops and gauge its thickness and color, which is an essential aspect of espresso quality.

Should you really get a naked portafilter?

Whether or not you should invest in a naked or bottomless portafilter for your espresso machine largely depends on your coffee expertise and goals.

If you're a beginner or primarily enjoy espresso as a casual drink, a traditional portafilter will likely suffice, as it serves its purpose well without the need for the precision and visual feedback that a bottomless portafilter provides.

However, if you're passionate about perfecting your espresso-making skills, a naked portafilter can be an invaluable tool. It offers a clear view of the extraction process, helping you understand how variables like grind size, distribution, and tamping impact the final result.

This makes it an excellent learning and diagnostic tool, particularly if you're keen on identifying and correcting issues in your espresso shots.

Additionally, some enthusiasts appreciate the unique aesthetics of a bottomless espresso portafilter, as it presents a visually striking way to watch espresso flow directly into the cup.

While it may be a bit more expensive if you're committed to enhancing your barista skills or enjoy the enhanced aesthetics, a naked portafilter can be a worthwhile addition to your espresso toolkit.

Wrapping up

Here, I have got you covered with the best bottomless espresso portafilters.

Choosing the right bottomless portafilter for your espresso needs can significantly enhance your coffee experience and brewing skills.

These portafilters offer several advantages, including improved visual feedback, enhanced extraction control, and the ability to diagnose and correct brewing issues.

They are valuable tools for baristas seeking to refine their skills and for coffee enthusiasts eager to explore the nuances of espresso making.

When selecting the right bottomless portafilter, consider factors such as compatibility with your espresso machine, material quality, filter basket compatibility, price range, and user reviews.

These elements will help you make an informed decision based on your specific requirements and budget.

FAQs

1) Do you get more crema with bottomless protafilers?

The amount of crema in your espresso shot is primarily influenced by factors like coffee freshness, roast level, grind size, and the quality of your espresso machine.   
While a bottomless portafilter can provide a better view of crema formation, it doesn't inherently produce more crema. The quality of the crema depends on other factors in your espresso-making process.

2) Can you use a tamping stand for a bottomless espresso portafilter?

Yes, you can use a tamping stand when using a bottomless portafilter. A tamping stand helps ensure an even and level tamp, which is crucial for consistent and high-quality espresso extractions. It's a recommended accessory to complement your espresso setup.

3) How often should you replace portafilter?

Portafilters are generally durable and don't require frequent replacement. The lifespan of a portafilter largely depends on its material quality and usage. Stainless steel or brass portafilters can last for many years with proper care. It's more common to replace components like filter baskets or gaskets if they become worn or damaged.

4) What is the extraction time for a bottomless portafilter?

The extraction time for a bottomless portafilter, like any portafilter, depends on various factors such as coffee grind size, dose, and the espresso machine. A typical extraction time for a double shot of espresso is around 25 to 30 seconds, but this can vary. The key is to monitor the espresso flow and stop it when the desired volume has been achieved.

5) What is the difference between a bottomless and a normal portafilter?

The primary difference between a bottomless (or naked) portafilter and a normal portafilter is the presence of spouts or channels. A normal portafilter has spouts at the bottom, which direct the espresso flow into the cup. In contrast, a bottomless portafilter has an open or "naked" bottom, allowing the espresso to flow directly into the cup without obstruction. Bottomless portafilters are often used for their visual feedback, extraction control, and diagnostic capabilities, while normal portafilters are standard in most espresso machines for convenient use.