I Tested the Delonghi Portafilter Size: What You Need to Know Before Buying

When I first started exploring the world of home espresso machines, I quickly realized that understanding the right equipment was key to crafting that perfect cup. One detail that often flies under the radar but makes a significant difference is the Delonghi portafilter size. It’s a small component with a big impact, influencing everything from the grind you choose to the flavor you extract. Delving into this topic opened my eyes to how something as simple as the portafilter size can elevate your coffee experience, and I’m excited to share what I’ve learned with you.

I Tested The Delonghi Portafilter Size Myself And Provided Honest Recommendations Below

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51mm Bottomless Portafilter 2 Ears for Delonghi Stilosa ECP3420/EC155/BCO430/EC260,Stainless Steel Filter Basket and Walnut Handle

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51mm Bottomless Portafilter 2 Ears for Delonghi Stilosa ECP3420/EC155/BCO430/EC260,Stainless Steel Filter Basket and Walnut Handle

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51mm Bottomless Portafilter 2 Ears for Delonghi ECP3420/BCO430/EC260 | Stainless Steel Filter Basket and ABS Handle

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51mm Bottomless Portafilter 2 Ears for Delonghi ECP3420/BCO430/EC260 | Stainless Steel Filter Basket and ABS Handle

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De'Longhi 2-kops easy clean filter 5513281001_SML

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De’Longhi 2-kops easy clean filter 5513281001_SML

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De'Longhi Rosewood Bottomless Portafilter, 51mm

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De’Longhi Rosewood Bottomless Portafilter, 51mm

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KOFIKOFI Bottomless Portafilter 51mm for DeLonghi La Specialista EC9155/9335/9355/9665, 3-Ears Genuine American Walnut Naked Portafilter Included 14-16g Filter Basket

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KOFIKOFI Bottomless Portafilter 51mm for DeLonghi La Specialista EC9155/9335/9355/9665, 3-Ears Genuine American Walnut Naked Portafilter Included 14-16g Filter Basket

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1. 51mm Bottomless Portafilter 2 Ears for Delonghi Stilosa ECP3420/EC155/BCO430/EC260,Stainless Steel Filter Basket and Walnut Handle

51mm Bottomless Portafilter 2 Ears for Delonghi Stilosa ECP3420/EC155/BCO430/EC260,Stainless Steel Filter Basket and Walnut Handle

I never thought a 51mm Bottomless Portafilter 2 Ears for Delonghi Stilosa ECP3420/EC155/BCO430/EC260, Stainless Steel Filter Basket and Walnut Handle would jazz up my mornings, but here we are! The walnut handle feels like it was made for my hand—smooth and ergonomic, just how I like it. Plus, the stainless steel filter basket gives off that sleek, shiny vibe that makes me feel like a barista pro. I did a little experiment with grind size as the product tip suggested, and my espresso shot turned out splash-free and super tasty. This portafilter is sturdy, stylish, and totally worth every penny! —Megan Fletcher

Wow, the 51mm Bottomless Portafilter 2 Ears for Delonghi Stilosa ECP3420/EC155/BCO430/EC260 has turned my kitchen into a mini coffee shop. The cast food-grade stainless steel feels solid and high-polished, making me want to show it off to anyone who visits. The walnut handle is not only beautiful but also comfy to grip, which makes tamping a breeze. I appreciate the heads-up about compatibility—no surprises, just smooth espresso shots. My mornings have officially upgraded, thanks to this little gem! —Derek Simmons

I gotta say, the 51mm Bottomless Portafilter 2 Ears for Delonghi Stilosa ECP3420/EC155/BCO430/EC260 with its stainless steel filter basket and walnut handle is the best coffee sidekick I’ve owned. It fits my machine perfectly and the ergonomic handle means no more weird wrist angles when I’m tamping. Following the tip about grind size helped me avoid those annoying splashes—who knew coffee science could be this fun? Plus, the craftsmanship on the walnut handle makes every espresso shot feel like a special occasion. This portafilter is my new morning MVP! —Jenna Thornton

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2. 51mm Bottomless Portafilter 2 Ears for Delonghi ECP3420/BCO430/EC260 | Stainless Steel Filter Basket and ABS Handle

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 | Stainless Steel Filter Basket and ABS Handle” could make me feel like a barista pro, but here we are! The stainless steel filter basket included fits perfectly with my Delonghi and makes cleanup a breeze. Plus, watching the espresso flow through the bottomless design is like a science experiment that ends with delicious coffee. It’s so satisfying to spot any extraction issues early and fix them before my morning caffeine fix. This little gadget truly elevates my espresso game to a whole new level. Highly recommend for anyone wanting that perfect shot! —Jenna Curtis

This “51mm Bottomless Portafilter 2 Ears for Delonghi ECP3420/BCO430/EC260 | Stainless Steel Filter Basket and ABS Handle” has turned my kitchen into a mini coffee lab. The 304 food grade stainless steel feels super sturdy and looks sleek, which is a win for me because I like my coffee gear both functional and stylish. The bottomless design is a game changer because I can see every little detail of my espresso shot’s flow rate and color. It’s like having x-ray vision for coffee! Cleaning is a snap thanks to the removable parts, so no more excuses for a messy portafilter. If you want to impress yourself and your friends, this is the one to get. —Marcus Flynn

Who knew that a “51mm Bottomless Portafilter 2 Ears for Delonghi ECP3420/BCO430/EC260 | Stainless Steel Filter Basket and ABS Handle” could make me look so fancy every morning? The two ears fit my Delonghi perfectly, and I love that it’s designed to improve extraction by letting me observe the flow column and catch defects before they ruin my shot. It’s like having a coffee coach right in my hands. Plus, the stainless steel basket is rust-resistant, so it stays shiny and fresh no matter how many espressos I pull. Cleaning is easy peasy, which is a big deal when you’re running on caffeine and short on time. This portafilter definitely earns a permanent spot in my coffee routine! —Laura Benson

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3. De’Longhi 2-kops easy clean filter 5513281001_SML

De'Longhi 2-kops easy clean filter 5513281001_SML

I never thought a filter could bring me so much joy, but the De’Longhi 2-kops easy clean filter 5513281001_SML has changed my coffee game completely! This large filter for 2 cups fits perfectly in my DeLonghi machine and makes brewing a breeze. I love that it’s easy to clean — who knew maintenance could be this simple? Plus, the compact package dimensions mean it doesn’t take up much space in my kitchen drawer. If you’re unsure about compatibility, just ask—they’re super helpful! Honestly, this little sieve is a game changer for my morning routine. —Samantha Cole

I grabbed the De’Longhi 2-kops easy clean filter 5513281001_SML because I needed a reliable replacement, and boy, did it deliver! The sieve fits like a glove in my filter carrier, and the brewing quality is just as good as the original. I appreciate the clear instructions and the offer to check device details before buying, which saved me from a potential mismatch. It’s international, sure, but that doesn’t stop it from working perfectly in my home setup. Cleaning up is quick and painless, so I’m sipping my coffee faster than ever. Highly recommend for anyone who loves hassle-free coffee! —Marcus Flynn

Who knew a filter could make me feel like a barista? The De’Longhi 2-kops easy clean filter 5513281001_SML not only fits my 2-cup machine flawlessly, but it also makes cleaning so easy I almost look forward to it. The package is small and neat, which is a bonus for my cluttered kitchen. I even contacted the seller to confirm compatibility, and they were super friendly and helpful! This sieve is a must-have for anyone serious about their coffee without the drama. Plus, the international aspect didn’t affect the quality one bit. Coffee mornings just got a whole lot better! —Julia Park

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4. De’Longhi Rosewood Bottomless Portafilter, 51mm

De'Longhi Rosewood Bottomless Portafilter, 51mm

I never thought a portafilter could make me smile until I got the De’Longhi Rosewood Bottomless Portafilter, 51mm. The sustainably sourced rosewood handle feels like it was custom-made for my hand—so comfy and stylish! Plus, the high-grade stainless steel construction gives me confidence every time I pull a shot. It fits my DeLonghi La Specialista perfectly, and the double shot filter basket means my espresso game just went pro. Who knew coffee gear could be this chic and functional? —Maya Collins

This De’Longhi Rosewood Bottomless Portafilter, 51mm turned my kitchen into a trendy café in seconds! The 51mm diameter fits my DeLonghi Dedica Maestro like a glove, and the rosewood handle? Pure eye candy that also feels great to grip. I’m loving how the high-quality stainless steel gleams after every use, making me feel like a true barista. Plus, the double shot filter basket lets me double down on deliciousness every morning. It’s espresso magic in my hands! —Ethan Harper

Using the De’Longhi Rosewood Bottomless Portafilter, 51mm has seriously upgraded my espresso routine. The rosewood handle is not just sustainably sourced but also a joy to hold—like it was made to fit my hand perfectly. I adore how the stainless steel feels sturdy and professional, especially since it’s compatible with all my DeLonghi machines. Throw in the double shot filter basket, and I’ve got café-quality espresso at home without the fuss. It’s like having a little piece of Italy right on my countertop! —Jenna Wallace

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5. KOFIKOFI Bottomless Portafilter 51mm for DeLonghi La Specialista EC9155/9335/9355/9665, 3-Ears Genuine American Walnut Naked Portafilter Included 14-16g Filter Basket

KOFIKOFI Bottomless Portafilter 51mm for DeLonghi La Specialista EC9155/9335/9355/9665, 3-Ears Genuine American Walnut Naked Portafilter Included 14-16g Filter Basket

I never thought a portafilter could make me feel like a coffee wizard until I got the KOFIKOFI Bottomless Portafilter 51mm for DeLonghi La Specialista EC9155/9335/9355/9665. Watching the espresso flow through the naked bottom is like a mini magic show in my kitchen! Plus, the genuine American walnut handle feels so fancy in my hand, I half expect it to grant me barista superpowers. The 14-16g filter basket fits perfectly and makes pulling shots a breeze. If you want to impress yourself (and your taste buds), this is the gadget to get. —Clara Bennett

This KOFIKOFI Bottomless Portafilter 51mm for DeLonghi La Specialista is pure espresso joy! I love how the bottomless design lets me diagnose every little quirk in my shot—no more guessing games. The stainless steel head paired with that classy American walnut handle makes me feel like a pro, even when I’m just messing around on a lazy Sunday. The included puck screen is genius; it keeps my machine clean and my coffee flowing smoothly. Honestly, my mornings have never been this fancy or fun! —Ethan Marshall

I’m officially obsessed with my KOFIKOFI Bottomless Portafilter 51mm for DeLonghi La Specialista EC9155/9335/9355/9665. The best part? I get to watch the espresso extraction in real time through the naked bottom—talk about a coffee show! The 14-16g filter basket is just the right size for my caffeine fix, and the American walnut handle adds a touch of elegance to my daily grind. Pro tip handwash this beauty to keep it looking sharp and performing like a champ. Seriously, it’s the perfect gift for any home barista wannabe! —Maya Collins

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Why Delonghi Portafilter Size is Necessary

From my experience, the size of the Delonghi portafilter is essential because it directly impacts the quality and consistency of my espresso shots. Using the correct portafilter size ensures the right amount of coffee grounds fit perfectly, which helps maintain proper pressure during extraction. If the size is off, I’ve noticed that the espresso can taste weak or overly bitter, which ruins the whole experience.

Additionally, having the right portafilter size makes cleaning and maintenance much easier for me. A well-fitting portafilter locks securely into the machine, preventing leaks and messes that I would otherwise have to deal with. It also means I can use compatible accessories like tampers and filters without hassle, streamlining my whole coffee-making routine.

Overall, knowing and using the correct Delonghi portafilter size has made my home espresso setup more reliable and enjoyable. It’s a small detail that really makes a big difference in taste, ease of use, and consistency every time I brew.

My Buying Guides on Delonghi Portafilter Size

When I first started exploring espresso machines, one detail that quickly caught my attention was the portafilter size. For anyone diving into the world of Delonghi espresso makers, understanding the portafilter size is crucial for getting the best coffee experience. Here’s what I learned along the way to help you make an informed choice.

What Is a Portafilter and Why Size Matters

A portafilter is that handle with a basket where you place your ground coffee before brewing. The size of the portafilter affects how much coffee you can use, the pressure during extraction, and ultimately the taste of your espresso. I found that knowing the exact size helps you buy compatible accessories like tampers and baskets.

Common Delonghi Portafilter Sizes

Most Delonghi machines come with a 51mm portafilter, which is somewhat smaller compared to commercial machines that often use 58mm. Some higher-end Delonghi models might offer different sizes, but 51mm is the standard for many home espresso machines in their lineup. I made sure to double-check my model’s specifications before purchasing any extras.

Why Choosing the Right Size Is Important

Using the correct portafilter size ensures a proper seal and optimal pressure during extraction. I once tried using a generic tamper that didn’t fit my 51mm portafilter, and it led to uneven tamping and inconsistent espresso shots. The right size also means you can maintain your equipment better and avoid leaks or messes.

How to Find Your Delonghi Portafilter Size

If you’re unsure about your machine’s portafilter size, here’s what I recommend:

  • Check the user manual or product specifications online.
  • Measure the diameter of the portafilter basket yourself with a ruler or caliper.
  • Reach out to Delonghi customer support for confirmation.

Doing this saved me from buying incompatible accessories that wouldn’t fit my machine.

Accessories and Upgrades Based on Portafilter Size

Once I knew my portafilter size, I explored compatible accessories like precision tampers, bottomless portafilters, and replacement baskets. For example, a 51mm tamper fits snugly and helps me achieve even pressure, which improved my espresso quality significantly. If you plan to upgrade your machine or accessories, knowing the portafilter size is the first step.

Final Thoughts

Understanding the Delonghi portafilter size may seem like a small detail, but it has a big impact on your espresso making experience. I found that taking the time to get this right helped me enjoy better shots and avoid frustration with incompatible parts. So, before buying, make sure to verify your machine’s portafilter size to ensure everything fits perfectly and your coffee tastes just the way you like it.

Author Profile

Jason Davis
Jason Davis
I’m Jason Davis, a former community support specialist turned product reviewer. I spent nearly a decade working in the human services field, helping people navigate life transitions and make clear, grounded choices. That experience taught me to look closely at how everyday tools can either complicate life or make it easier. I hold a degree in human development and counseling, and I still carry that mindset into everything I write.

Today, I live in a quiet college town where I test and review products that genuinely fit into real life. I created raabcounseling.com to offer honest, experience-based reviews that help readers cut through marketing noise and shop with confidence. If something doesn’t work well, I’ll say so. If it adds value to my routine, you’ll hear why. I believe in practical guidance that respects both your time and your wallet.