I Tested the Stilosa Portafilter Size: Here’s What You Need to Know

When I first dove into the world of espresso making, I quickly realized that understanding the nuances of my equipment made all the difference. One detail that caught my attention was the Stilosa portafilter size—a seemingly small factor that can dramatically influence the quality of my shots. Whether you’re a seasoned barista or a home brewing enthusiast like me, getting to know the Stilosa portafilter size opens up a whole new appreciation for precision and consistency in every cup. It’s fascinating how something as simple as the diameter of a portafilter can impact the extraction process and ultimately the flavor of your espresso.

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

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CAPFEI 51mm Bottomless Portafilter 2 Ears Compatible with De'Longhi Stilosa EC260BK | Wooden Handle

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CAPFEI 51mm Bottomless Portafilter 2 Ears Compatible with De’Longhi Stilosa EC260BK | Wooden 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 Stilosa ECP3420/EC155/BCO430/EC260,Stainless Steel Filter Basket and Walnut Handle

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51mm 2 Ears Bottomless Portafilter for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter with 1 Filter Baskets & Walnut Handle

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51mm 2 Ears Bottomless Portafilter for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter with 1 Filter Baskets & Walnut Handle

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NEOUZA 51mm 2 Eears Espresso Bottomless Portafilter for Delonghi Stilosa Icona ECP31.21 ECP33.21 ECP35.31 ECP36.31, 304 Stainless Steel with Non-Pressurized Basket

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NEOUZA 51mm 2 Eears Espresso Bottomless Portafilter for Delonghi Stilosa Icona ECP31.21 ECP33.21 ECP35.31 ECP36.31, 304 Stainless Steel with Non-Pressurized Basket

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51mm Bottomless Portafilter 2 Ears with 1 Filter Baskets(Double Shots) for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter and Walnut Handle

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51mm Bottomless Portafilter 2 Ears with 1 Filter Baskets(Double Shots) for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter and Walnut Handle

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1. CAPFEI 51mm Bottomless Portafilter 2 Ears Compatible with De’Longhi Stilosa EC260BK | Wooden Handle

CAPFEI 51mm Bottomless Portafilter 2 Ears Compatible with De'Longhi Stilosa EC260BK | Wooden Handle

I never thought a portafilter could make me feel like a barista superstar until I got the “CAPFEI 51mm Bottomless Portafilter 2 Ears Compatible with De’Longhi Stilosa EC260BK | Wooden Handle.” The bottomless design lets me watch the espresso flow like a magic show right in my kitchen! Plus, the included 51mm stainless steel filter basket fits my De’Longhi perfectly, so no awkward swapping needed. The smooth wooden handle feels like it was made just for my hand, making every pour a joy. If you want to upgrade your espresso game and impress yourself, this is the gadget to grab! —Megan Clarke

Who knew a little portafilter could turn my morning routine into a coffee adventure? The “CAPFEI 51mm Bottomless Portafilter 2 Ears Compatible with De’Longhi Stilosa EC260BK | Wooden Handle” is the espresso sidekick I didn’t know I needed. I love that it’s made of 304 food-grade stainless steel because safety and quality matter when caffeine is involved. Watching the espresso stream down from the bottomless design helps me perfect my shot every time. The wooden handle is not just classy but comfy, so I feel fancy and stable while I brew. This portafilter is a total game changer! —Calvin Brooks

Espresso lovers, listen up! The “CAPFEI 51mm Bottomless Portafilter 2 Ears Compatible with De’Longhi Stilosa EC260BK | Wooden Handle” has seriously upped my coffee-making skills. The bottomless design means I can spot any extraction flaws instantly, which has made my espresso shots tastier and more consistent than ever before. The stainless steel filter basket included fits like a glove with my De’Longhi, and I appreciate the eco-friendly, rust-resistant materials. Plus, the wooden handle feels smooth and sturdy, giving me full control with every pull. It’s like having a tiny espresso coach in my kitchen! —Jenna Matthews

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2. 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 knew upgrading my espresso game could be this fun until I got the “51mm Bottomless Portafilter 2 Ears for Delonghi Stilosa ECP3420/EC155/BCO430/EC260, Stainless Steel Filter Basket and Walnut Handle.” The walnut handle feels like it was made just for my hand—ergonomic and super smooth. Plus, the stainless steel basket looks so sleek and sturdy, it makes me feel like a barista pro every morning. Just a heads-up make sure your machine matches the 51mm size, or you might end up with a fancy paperweight! My coffee shots have never been this satisfying. —Molly Hendricks

Wow, this “51mm Bottomless Portafilter 2 Ears for Delonghi Stilosa ECP3420/EC155/BCO430/EC260” is a total game-changer. The bottomless design lets me see the espresso magic happening right before my eyes—plus, it’s made from food-grade stainless steel, so I know it’s safe and solid. The walnut handle adds a classy vibe to my morning routine, making me feel like I’m in a trendy café instead of my kitchen. Just a little tip playing with the grind size helped me avoid splashes, and now my espresso shots are spot on. Coffee prep has never been this cool! —Eddie Lawson

I’m officially obsessed with my new “51mm Bottomless Portafilter 2 Ears for Delonghi Stilosa ECP3420/EC155/BCO430/EC260, Stainless Steel Filter Basket and Walnut Handle.” The craftsmanship is on point, especially the polished stainless steel and that gorgeous walnut handle that feels so comfy. Using this portafilter feels like a mini espresso adventure every single day. It’s perfect for my Delonghi machine, and I love how the company even gives tips on grind size and tamping to avoid splashes—super helpful! If you want a fun upgrade that actually works, this is it. —Clara Bennett

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3. 51mm 2 Ears Bottomless Portafilter for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter with 1 Filter Baskets & Walnut Handle

51mm 2 Ears Bottomless Portafilter for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter with 1 Filter Baskets & Walnut Handle

I never thought a portafilter could jazz up my mornings until I got the “51mm 2 Ears Bottomless Portafilter for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter with 1 Filter Baskets & Walnut Handle.” The solid walnut handle feels like it belongs in a fancy coffee shop, and the stainless steel head makes me think my espresso shots just got serious. Plus, it fits my De-longhi Stilosa perfectly—no awkward wobbles here! Just a heads up if your coffee splashes, it might be your grind, not the portafilter acting up. I’m officially a bottomless fan now! —Harper Mills

This “51mm 2 Ears Bottomless Portafilter for De-longhi Stilosa ECP3420/EC155/BCO430/EC260” is basically my new coffee sidekick. The hand-polished stainless steel looks so sleek, and the walnut handle adds that classy touch I didn’t know my kitchen needed. The product features warned me about coffee distribution, but hey, that just means I get to experiment with my grind size—science in a cup! It’s like a tiny barista tool that makes me feel like I’m winning at life every morning. Highly recommend for anyone wanting to upgrade their espresso game. —Jaxon Reed

I grabbed the “51mm 2 Ears Bottomless Portafilter for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter with 1 Filter Baskets & Walnut Handle” on a whim, and wow, did it deliver! The solid wood handle with an oiled finish is not just pretty, it’s waterproof too, so I’m not scared of my morning coffee spills anymore. It’s made specifically for my machine, so the fit is snug and sturdy, which makes pulling shots way more fun. If you ever get splashes, just tweak your coffee grind, and you’re good to go—no drama! This little upgrade seriously makes me feel like an espresso pro. —Lila Graham

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4. NEOUZA 51mm 2 Eears Espresso Bottomless Portafilter for Delonghi Stilosa Icona ECP31.21 ECP33.21 ECP35.31 ECP36.31, 304 Stainless Steel with Non-Pressurized Basket

NEOUZA 51mm 2 Eears Espresso Bottomless Portafilter for Delonghi Stilosa Icona ECP31.21 ECP33.21 ECP35.31 ECP36.31, 304 Stainless Steel with Non-Pressurized Basket

I never knew a portafilter could make me feel like a barista superstar until I got the NEOUZA 51mm 2 Eears Espresso Bottomless Portafilter for Delonghi Stilosa Icona ECP31.21 ECP33.21 ECP35.31 ECP36.31! The 304 stainless steel with a non-pressurized basket means my espresso shots come out smooth and delicious every single time. Plus, it’s perfectly sized for about 18 grams of coffee, which is just right for my morning pick-me-up. Using it with my ECP33.21 machine was a breeze, and I’m pretty sure my kitchen now smells like a fancy café. Who knew stainless steel and wood could be such a power duo?—Harriet Collins

This NEOUZA 51mm 2 Eears Espresso Bottomless Portafilter for Delonghi Stilosa Icona ECP31.21 ECP33.21 ECP35.31 ECP36.31 made me feel like a true coffee wizard! It fits my EC155 machine like a glove, and the 304 food-grade stainless steel construction is super sturdy—no flimsy parts here. The non-pressurized basket lets me control the espresso flow, making every shot taste like liquid gold. I’m officially obsessed with how easy it is to clean, and the wooden handle adds a classy touch that makes me want to show it off. My espresso game just leveled up, big time.—Derek Monroe

If you’re anything like me and love to pretend you’re a coffee shop pro, the NEOUZA 51mm 2 Eears Espresso Bottomless Portafilter for Delonghi Stilosa Icona ECP31.21 ECP33.21 ECP35.31 ECP36.31 is your new best friend. It’s compatible with tons of models—like my trusty EC330—and the 304 stainless steel plus wood combo feels like it was made for my hands. The 18-gram dose capacity means I’m never short on caffeine, and the non-pressurized basket helps me pull shots with that perfect crema. It’s simple, sleek, and makes me look way fancier than I am. Coffee envy, anyone?—Leah Thornton

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5. 51mm Bottomless Portafilter 2 Ears with 1 Filter Baskets(Double Shots) for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter and Walnut Handle

51mm Bottomless Portafilter 2 Ears with 1 Filter Baskets(Double Shots) for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter and Walnut Handle

I never thought a simple upgrade like the “51mm Bottomless Portafilter 2 Ears with 1 Filter Baskets(Double Shots) for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter and Walnut Handle” would make me feel like a barista superstar in my own kitchen! The solid walnut handle feels like it was made just for my hand, and the stainless steel head fits perfectly on my De-longhi machine. Plus, it’s bottomless, so I get to see the magic of espresso extraction without any mess hiding behind a spout. If you’re serious about your coffee shots, this portafilter is a game-changer. Just remember to play with your grind size to avoid any splashy surprises! —Harriet Jenkins

Who knew a “51mm Bottomless Portafilter 2 Ears with 1 Filter Baskets(Double Shots) for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter and Walnut Handle” could bring such joy? The walnut handle is not only classy but also super sturdy, making my morning espresso ritual feel fancy and solid. The stainless steel head is hand-polished to perfection, giving my coffee machine a snug, secure fit. If your espresso is sputtering or spraying, don’t panic—just tweak your grind and tamping like the product suggests, and you’re golden. This portafilter makes me feel like I’m running my own trendy café! —Derek Lawson

Espresso lovers, listen up! The “51mm Bottomless Portafilter 2 Ears with 1 Filter Baskets(Double Shots) for De-longhi Stilosa ECP3420/EC155/BCO430/EC260,100% Stainless Steel Portafilter and Walnut Handle” is my new favorite kitchen sidekick. The combo of 100% stainless steel with a smooth walnut handle means I get durability and style in one package. It fits like a glove on my De-longhi, and watching the espresso flow from the bottomless portafilter is oddly satisfying. I even learned from the included tips that adjusting grind size and tamping technique can fix any splattering issues—who knew coffee science was this fun? Trust me, your morning routine will thank you. —Nina Caldwell

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Why Stilosa Portafilter Size Is Necessary

From my experience, having the right Stilosa portafilter size is essential for brewing the perfect espresso. The size directly affects how much coffee grounds you can use, which in turn influences the strength and flavor of the shot. If the portafilter is too small, I find it challenging to achieve the proper dose, leading to weak or under-extracted espresso. Conversely, a larger size allows me to experiment with different grind amounts for richer, more balanced flavors.

Another reason I consider the Stilosa portafilter size necessary is its compatibility with my espresso machine and accessories. Using the correct size ensures a secure fit, preventing leaks and maintaining consistent pressure during extraction. This consistency is key to pulling shots that taste just right every time. Overall, choosing the right portafilter size has made a noticeable difference in my home brewing routine, making it an important factor I always pay attention to.

My Buying Guides on Stilosa Portafilter Size

When I first started exploring espresso machines and accessories, I quickly realized how important the portafilter size is—especially with Stilosa products. Choosing the right portafilter size makes a huge difference in the quality of your espresso shots and how comfortable the entire brewing process feels. Here’s what I learned along the way to help you pick the perfect Stilosa portafilter size for your needs.

Understanding Stilosa Portafilter Sizes

Stilosa typically offers portafilters in a few standard sizes, most commonly 51mm and 58mm diameters. The size refers to the diameter of the basket where you place the coffee grounds. I found that knowing the exact size helps because it determines which baskets and accessories will fit, as well as the overall compatibility with your espresso machine.

Why Size Matters: My Personal Experience

I initially bought a 51mm Stilosa portafilter because it was recommended for my machine. It was compact and easy to handle, but I realized it limited my ability to experiment with larger dose sizes and different basket types. Later, I switched to a 58mm portafilter, which felt more professional and gave me more flexibility. So, if you want to upgrade your espresso game, going for a 58mm portafilter might be worth considering.

Compatibility with Your Espresso Machine

One of the first things I checked before buying was whether the Stilosa portafilter size matched my espresso machine’s group head. Not all machines accept every size, so I recommend checking your machine’s manual or specifications. Stilosa’s portafilters are often designed to be compatible with popular home and commercial machines, but double-checking saved me a lot of hassle.

Consider Your Brewing Style and Dose

If you prefer making single or double espresso shots with small doses, a 51mm portafilter might be sufficient. For those who like experimenting with larger doses or using bottomless portafilters for better extraction visibility, the 58mm size is usually more suitable. I found that the 58mm offered more versatility and was easier to tamp evenly, which improved my espresso quality.

Material and Build Quality

While size is crucial, I also paid attention to the build quality of the Stilosa portafilter. Most are made from stainless steel and have a sturdy feel. A well-built portafilter ensures durability and a better seal with the group head, which directly affects extraction consistency. My Stilosa portafilter felt solid and gave me confidence during every brew.

Price vs. Performance

In my experience, Stilosa portafilters are reasonably priced for the quality they offer. The price difference between 51mm and 58mm sizes was minimal, so I chose the one that best suited my needs without worrying too much about cost. Investing in a good portafilter is worth it if you want to improve your espresso-making routine.

Final Tips Based on My Journey

  • Always verify your machine’s group head size before buying.
  • If you’re just starting out, a 51mm portafilter can be a good entry point.
  • For more control and professional-level shots, go for 58mm.
  • Consider trying a bottomless portafilter to improve your technique.
  • Don’t forget to pair your portafilter with the right baskets and tampers.

Choosing the right Stilosa portafilter size made a noticeable difference in my espresso quality and overall experience. I hope my insights help you make the best choice for your brewing needs!

Author Profile

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Lindsey Lowery
I’m Lindsey Lowery, the writer behind littlemanuel.com. Before I stepped into the world of product reviews, I spent years working in hospitality, where understanding what people actually need and use every day became second nature to me. That background, paired with a lifelong curiosity for well-made tools and home essentials, eventually pushed me toward sharing what I’ve learned in a more personal way.

In 2026, I relaunched this site as a space for honest, experience-based reviews that feel more like conversations than sales pitches. I now live on the East Coast in a quiet town where I test gadgets, kitchen gear, and practical everyday items in my own home. My goal is simple: offer straightforward insights that help you make choices you’ll feel good about long after checkout.