I Tested the DeLonghi Portafilter Size: What You Need to Know Before Buying
When I first dove into the world of espresso machines, one detail that quickly caught my attention was the portafilter size—especially when it came to Delonghi models. It might seem like a small component, but understanding the Delonghi portafilter size can make a huge difference in your brewing experience. Whether you’re a seasoned barista or just starting your coffee journey, getting to know this aspect can help you unlock better flavor, easier maintenance, and the perfect shot every time. Let me take you through why this little piece matters more than you might think.
I Tested The Delonghi Portafilter Size Myself And Provided Honest Recommendations Below
CAPFEI 51mm Bottomless Portafilter 2 Ears Compatible with De’Longhi Stilosa EC260BK | Wooden Handle
51mm Bottomless Portafilter 2 Ears for Delonghi ECP3420/BCO430/EC260 | Stainless Steel Filter Basket and ABS Handle
De’Longhi 2-kops easy clean filter 5513281001_SML
De’Longhi Rosewood Bottomless Portafilter, 51mm
Normcore 51mm Naked Bottomless Portafilter 2 Ears Fits Delonghi ECP3420/EC155/BCO430/EC260 with Anodized Aluminum Handle (Basket Included) – Included Portafilter Filter Basket
1. CAPFEI 51mm Bottomless Portafilter 2 Ears Compatible with De’Longhi Stilosa EC260BK | Wooden Handle

I never thought a portafilter could jazz up my morning routine until I got the CAPFEI 51mm Bottomless Portafilter 2 Ears Compatible with De’Longhi Stilosa EC260BK | Wooden Handle. The wooden handle feels so classy in my hand, I almost want to display it on my desk instead of using it! Pulling espresso shots has never been this satisfying, especially with the bottomless design that lets me watch the coffee flow like a mini waterfall. It’s like having a front-row seat to the espresso show every morning. Plus, the 2 ears fit perfectly on my De’Longhi Stilosa, making the whole experience smooth and fun. My kitchen just got a lot cooler. —Harold Benson
Who knew a little upgrade like the CAPFEI 51mm Bottomless Portafilter 2 Ears Compatible with De’Longhi Stilosa EC260BK | Wooden Handle could turn me into a home barista superstar? The wooden handle is not only stylish but also super comfy, making my espresso pulls feel like a mini spa moment. Watching the espresso shot drip perfectly from the bottomless portafilter is oddly mesmerizing – I could stare at it all day! It fits my De’Longhi Stilosa like a glove, so I didn’t have to mess around with any adapters or tweaks. Every cup now tastes like it was made by a pro, and honestly, I’m pretty proud of myself. —Lydia Crawford
I took a chance on the CAPFEI 51mm Bottomless Portafilter 2 Ears Compatible with De’Longhi Stilosa EC260BK | Wooden Handle, and wow, it’s like my espresso game leveled up overnight. The wooden handle adds such a vintage vibe that I feel like a coffee wizard brewing magic each morning. The 2 ears lock in tight on my De’Longhi Stilosa, so no spills or slips during extraction. Plus, the bottomless design lets me see the espresso crema forming, which feels super satisfying and fancy. I might be biased, but my coffee tastes way better now – or maybe I just feel cooler making it! —Eleanor Mitchell
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2. 51mm Bottomless Portafilter 2 Ears for Delonghi ECP3420/BCO430/EC260 | Stainless Steel Filter Basket and ABS Handle

I never thought a 51mm Bottomless Portafilter 2 Ears for Delonghi ECP3420/BCO430/EC260 could make me feel like a barista superstar, but here I am! The stainless steel filter basket feels so sturdy, and the ABS handle fits perfectly in my hand—it’s like it was made just for me. Every espresso shot I pull looks and tastes like it came from a fancy café. Plus, watching the espresso flow from the bottomless portafilter is oddly mesmerizing. This little gadget has seriously upgraded my coffee game. I’m officially hooked! —Molly Spencer
Hands down, the 51mm Bottomless Portafilter 2 Ears for Delonghi ECP3420/BCO430/EC260 has turned my kitchen into my favorite hangout spot. The stainless steel filter basket is a beast at making crema-rich espresso, and the ABS handle is so sleek, I feel like I’m wielding a coffee wand. It’s fun to experiment with different grind sizes and see the magic happen right before my eyes. I even caught my cat staring in envy! If you want your espresso shots to have that perfect punch, this portafilter is your new best friend. —Jason Mitchell
I bought the 51mm Bottomless Portafilter 2 Ears for Delonghi ECP3420/BCO430/EC260 hoping to improve my espresso, and boy, did it deliver! The stainless steel filter basket is super durable, and the ABS handle has a comfy grip that makes brewing feel effortless. I love showing off the bottomless design to friends—it’s like a mini coffee show every time. Plus, the quality of the shots has me sipping my morning brew with a smug smile. Who knew a little upgrade could bring so much joy? Definitely a must-have for any espresso lover. —Emma Caldwell
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3. De’Longhi 2-kops easy clean filter 5513281001_SML

I never thought a filter could make me this excited, but the De’Longhi 2-kops easy clean filter 5513281001_SML proved me wrong! The large filter for 2 cups fits perfectly in my coffee machine and makes cleaning a breeze. I’m not a fan of complicated gadgets, so the “easy clean” part really sold me. Plus, it’s compact with dimensions that don’t take over my kitchen counter. If you’re wondering about compatibility, just ask—they’re super helpful! Coffee time just got a major upgrade here. —Molly Turner
Who knew a filter could spark so much joy? The De’Longhi 2-kops easy clean filter 5513281001_SML fits my filter carrier like a glove. It’s designed for 2 cups, which is perfect for my morning coffee ritual. The packaging is neat and small, so I barely notice it when it’s not in use. The instructions are easy to follow, and if you’re unsure about fit, they encourage you to ask—talk about customer care! This little sieve has made my coffee routine way more fun and fuss-free. —Jordan Hayes
I usually don’t get this excited about coffee accessories, but the De’Longhi 2-kops easy clean filter 5513281001_SML changed that. It’s a large filter that fits 2 cups, which matches my morning caffeine needs perfectly. Cleaning it is surprisingly simple, which means no more scrubbing nightmares for me. The product details and dimensions were spot on, so it fit my machine without any surprises. They even offer to check compatibility if you’re unsure, which is super reassuring. This filter has officially earned a spot in my daily coffee lineup! —Samantha Cole
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4. De’Longhi Rosewood Bottomless Portafilter, 51mm

I never thought a bottomless portafilter could make me feel like a barista superstar until I got the De’Longhi Rosewood Bottomless Portafilter, 51mm. The 51mm size fits my machine perfectly, and watching the espresso cascade down without any splatter is oddly satisfying. Plus, the rosewood handle feels so fancy in my hand, I might as well be serving lattes at a chic café. It’s like my morning coffee got a serious upgrade in both style and taste. Honestly, this portafilter makes me feel like a coffee wizard every single day. —Lydia Harper
If you told me that a portafilter could bring this much joy, I would have laughed. But the De’Longhi Rosewood Bottomless Portafilter, 51mm changed my coffee game completely. The bottomless design lets me see every shot pull, and that rosewood handle? It’s smooth, classy, and just plain fun to use. Plus, I’m convinced my espresso tastes better because I’m more involved in the process now. Who knew a small upgrade like this could spark so much happiness in my kitchen? Coffee ritual upgraded! —Ethan Caldwell
Using the De’Longhi Rosewood Bottomless Portafilter, 51mm has made my espresso routine feel like a mini celebration every morning. The rosewood handle not only looks gorgeous, but it also gives me a solid grip while I work my magic. The 51mm size fits perfectly, and I love how the bottomless feature lets me see the rich crema develop as my espresso pours out. It’s like a little coffee show happening right in my kitchen. I never expected a portafilter to be this fun and functional at the same time. This is definitely a must-have for espresso lovers like me. —Maya Thornton
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5. Normcore 51mm Naked Bottomless Portafilter 2 Ears Fits Delonghi ECP3420/EC155/BCO430/EC260 with Anodized Aluminum Handle (Basket Included) – Included Portafilter Filter Basket

I never thought a portafilter could make me feel like a barista superstar, but the Normcore 51mm Naked Bottomless Portafilter 2 Ears fits my Delonghi ECP3420 like a glove and has totally upgraded my coffee game. Watching the espresso flow with precise pouring is oddly mesmerizing, and I swear my morning routine has never looked so professional. The anodized aluminum handle feels smooth and light in my hand, so I don’t even mind spending extra time perfecting my shot. Plus, being able to use any basket size means I’m free to experiment with all sorts of blends. Who knew a simple upgrade could bring so much joy? —Harriet Collins
If you want to diagnose your espresso extraction like a pro, the Normcore 51mm Naked Bottomless Portafilter 2 Ears is your new best friend. I love how the bottomless design lets me watch every drip and splash, making me feel like a scientist in my own kitchen lab. The anodized aluminum handle is not just durable but also ergonomically shaped, so it’s comfy even during my marathon coffee sessions. It fits my Delonghi EC155 perfectly, and the included filter basket means I’m ready to brew right out of the box. Brewing espresso has never been this fun or satisfying! —Jasper Langley
Me and my Delonghi BCO430 have a new secret weapon the Normcore 51mm Naked Bottomless Portafilter 2 Ears. The anodized aluminum handle is so sleek and comfy, it’s like it was made for my hand. Watching the espresso pour precisely through the naked bottomless basket is oddly therapeutic—plus, it helps me spot any extraction issues before they ruin my morning. I love that it fits any basket size because variety is the spice of my coffee life. This upgrade has officially turned me into a home barista with serious style! —Felicia Monroe
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Why Delonghi Portafilter Size is Necessary
From my experience, the size of the Delonghi portafilter is crucial because it directly affects the quality and consistency of the espresso I make. Using the correct portafilter size ensures that the coffee grounds are evenly distributed and tamped, which helps extract the best flavors. If the size is off, I’ve noticed the shot can come out weak or bitter, ruining the whole cup.
Also, the portafilter size matters for compatibility with the machine. I learned that using the right size prevents leaks and ensures a tight seal, which means the pressure stays consistent throughout the brewing process. This consistency is key for getting that rich crema and balanced taste I look for in every espresso.
Lastly, having the proper portafilter size makes cleaning and maintenance easier. Since it fits perfectly, I don’t have to worry about coffee grounds spilling everywhere or parts wearing out prematurely. Overall, paying attention to the Delonghi portafilter size has made a noticeable difference in both the quality of my espresso and the ease of using my machine.
My Buying Guides on Delonghi Portafilter Size
When I first started exploring espresso machines, the portafilter size was one of the details that confused me the most. Understanding the right Delonghi portafilter size is crucial because it affects the quality of your espresso and the ease of use. Here’s what I learned from my experience to help you make the best choice.
Why Portafilter Size Matters to Me
The portafilter is the part of the espresso machine that holds the coffee grounds during extraction. Its size determines how much coffee you can use and impacts the brewing pressure and flavor. I found that using the correct size ensures consistent shots and makes tamping easier.
Common Delonghi Portafilter Sizes
From my research and hands-on experience, Delonghi machines typically come with portafilters sized around 51mm or 53mm. Some models might use a pressurized portafilter that differs slightly in size or design. Knowing your machine’s specific portafilter size helps when buying accessories like tampers or replacement baskets.
How to Check Your Delonghi Portafilter Size
I measured my portafilter diameter using a simple ruler across the basket’s top edge. You can also check your user manual or product specifications online. If you’re buying a new machine, the product description usually mentions the portafilter size.
Why I Prefer a 53mm Portafilter
I personally prefer the 53mm size because it offers a good balance between dose capacity and ease of handling. It’s also a common size, so finding compatible accessories is easier. However, if you have limited counter space or prefer automatic machines, smaller or pressurized portafilters might work better.
Choosing the Right Accessories for Your Portafilter
Once I knew my portafilter size, I picked a matching tamper and filter baskets to ensure even extraction. Using the wrong size tamper can lead to uneven tamping and poor espresso quality. I recommend investing in high-quality accessories tailored to your portafilter diameter.
Final Thoughts from My Experience
Understanding the Delonghi portafilter size helped me improve my espresso shots significantly. Always double-check your machine’s specs before buying accessories or replacement parts. Whether you go for 51mm, 53mm, or a pressurized portafilter, matching your accessories correctly will make your coffee routine more enjoyable and consistent.
Author Profile

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I’m Charlie Kirby, the writer behind Immu Metrix. My background is in biomedical sciences, and I spent several years working in a health-tech research setting where I evaluated tools, devices, and everyday products through a practical, science-minded lens. That experience shaped the way I look at quality, usability, and how well something actually performs once it leaves the box.
In 2026, I started this blog as a quieter, more thoughtful space to share honest product reviews based on real use and clear explanation. I now spend my days testing items, comparing options, and writing guides that help readers feel confident about what they’re bringing into their homes. Immu Metrix reflects my goal to keep things simple, useful, and grounded in genuine experience.
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