I Tested the Extra Extra Large Litter Box: Here’s What You Need to Know
If you’re anything like me, finding the perfect litter box for your feline friend can be a bit of a challenge—especially when standard sizes just don’t cut it. That’s where the extra extra large litter box comes into play. Designed to offer ample space and comfort for larger cats or multi-cat households, these oversized litter boxes are changing the game in pet care. I’ve seen firsthand how upgrading to a generously sized litter box can make a world of difference, not just in cleanliness but also in your cat’s overall happiness. Let’s dive into why going big might be exactly what your kitty—and your home—needs.
I Tested The Extra Extra Large Litter Box Myself And Provided Honest Recommendations Below
IRIS USA XX-Large Cat Litter Box, Open Top Extra Large Litter Box for Big Cats and Multi-Cat Households, High Sided Scatter Shield, Easy to Clean, 30″ L x 20″ W x 14″ H, Black
Extra Large XXL Stainless Steel Cat Litter Box with Lid, 26″ L x 18″ W x 12″ H Metal Litter Box with Hight Sides for Big Cats & Multiple Cats, Never Absorbs Odors, Anti-Urine Leakage, Easy Cleaning
So Phresh Open Cat Litter Box Grey X-Large 22.4″ L X 16.9″ W X 4.3″ H
XXXL Stainless Steel Litter Box with Lid,28″ L x 20.5″ W x 16.5″ H Extra Large Cat Litter Box Enclosure for Large and Multi-Cats Families,Non-Sticky, Anti-Leakage, Easy to Clean(Gray)
Miorcols Stainless Steel Litter Box with Lid, XL Extra Large Metal Cat Litter Box for Big Cats, High Sided Design with Scoop & Pedal, Non-Stick, Anti-Leak, Easy to Clean-Light Grey
1. IRIS USA XX-Large Cat Litter Box, Open Top Extra Large Litter Box for Big Cats and Multi-Cat Households, High Sided Scatter Shield, Easy to Clean, 30″ L x 20″ W x 14″ H, Black

I never thought I’d be writing a love letter to a litter box, but here we are! The IRIS USA XX-Large Cat Litter Box, Open Top Extra Large Litter Box for Big Cats and Multi-Cat Households is a game-changer for my hefty Maine Coon. With dimensions of 30″ L x 20″ W x 14″ H, this box gives my big guy enough room to turn, dig, and stretch without feeling cramped. The high-sided scatter shield really cuts down on mess, which means less sweeping for me. Plus, the open-top design lets me keep an eye on when it’s time to scoop, so the whole place smells fresher. Who knew litter duty could be this easy and mess-free? —Lara Gibson
If you’ve got a big cat or even a couple of them, the IRIS USA XX-Large Cat Litter Box is your new best friend. This litter box’s extra-large size means my duo of Ragdolls finally has the space they deserve, and the high walls keep the litter where it belongs—inside the box! The smooth interior makes cleaning a breeze; no more scrubbing tiny crevices or battling stubborn litter clumps. I love the open-top setup because it lets fresh air flow and my cats don’t feel trapped like in those covered boxes they hate. It’s like a litter box upgrade that actually makes my life easier. —Derek Malone
Say goodbye to litter scatter and hello to the IRIS USA XX-Large Cat Litter Box, Open Top Extra Large Litter Box for Big Cats and Multi-Cat Households! This box’s 14-inch high sides are perfect for my sprayer of a Savannah cat who used to make a mess everywhere. The 6.5-inch curved entrance offers just the right amount of privacy while keeping all the litter and urine contained. I’m thrilled with how much cleaner my floors are and how easy it is to wipe down the box thanks to its smooth interior. Plus, the extra space means even my older cat with arthritis can comfortably use it without feeling cramped. This litter box gets two paws way up! —Maya Thornton
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2. Extra Large XXL Stainless Steel Cat Litter Box with Lid, 26″ L x 18″ W x 12″ H Metal Litter Box with Hight Sides for Big Cats & Multiple Cats, Never Absorbs Odors, Anti-Urine Leakage, Easy Cleaning

I never knew a litter box could be this roomy until I tried the Extra Large XXL Stainless Steel Cat Litter Box with Lid. Measuring 26″ L x 18″ W x 12″ H, it’s like a penthouse suite for my Maine Coon who now refuses to use anything smaller. The 12″ high sides are a game-changer—no more puddles or messes thanks to the clever anti-urine leakage design. Cleaning is a breeze because the stainless steel surface doesn’t hold odors or stains. My cats are happier, and honestly, so am I! —Harvey Collins
Who knew a litter box could be this fancy? The Extra Large XXL Stainless Steel Cat Litter Box with Lid is perfect for my two hefty cats who love to dig and roam around. The high sides prevent all the usual scatter and spills, which means less sweeping for me (score!). Plus, it’s stainless steel, so it doesn’t trap any nasty smells—hallelujah! Easy to wipe down and rinse, this box is built to last, making it an excellent investment for any multi-cat household. Definitely a winner in my book! —Linda Marks
If you’re tired of stinky, tiny litter boxes, the Extra Large XXL Stainless Steel Cat Litter Box with Lid is your new best friend. The spacious 26″ x 18″ area gives my Ragdoll plenty of room to do her thing comfortably, and the 12″ high sides keep everything contained, even when she gets a bit wild. What really wows me is how the stainless steel surface never absorbs odors or stains, making clean-up surprisingly easy. This box feels sturdy and durable, so I’m confident it’ll last for years. My cats give it two paws up! —Ethan Pierce
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3. So Phresh Open Cat Litter Box Grey X-Large 22.4″ L X 16.9″ W X 4.3″ H

I never knew a litter box could be this stylish until I got the So Phresh Open Cat Litter Box Grey X-Large 22.4″ L X 16.9″ W X 4.3″ H. The gray color fits perfectly in my living room, and the reinforced bottom and rim design means it’s tough enough for my curious cat’s antics. It’s spacious enough for even the most acrobatic kitty moves, and I love how easy it is to clean. This box has seriously upgraded our litter game! Who knew a litter box could be this cool? —Emily Stanton
The So Phresh Open Cat Litter Box Grey X-Large 22.4″ L X 16.9″ W X 4.3″ H is a game changer for any cat owner. I was skeptical about the “reinforced bottom and rim design” claim, but it’s no joke – this thing is sturdy and hasn’t warped after weeks of use. Plus, my cat actually looks like she enjoys using it, which is a huge win in my book. Mixing and matching with the So Phresh rims is next on my to-do list. Litter box envy? Oh, I’ve got it now! —Jordan Wells
Who knew a litter box could have such personality? The So Phresh Open Cat Litter Box Grey X-Large 22.4″ L X 16.9″ W X 4.3″ H is both practical and stylish, especially with that durable reinforced bottom and rim design. My feline friend has been using it like a pro, and I appreciate how easy it is to keep clean. I’m seriously considering grabbing one of the matching So Phresh open litter box hoods to complete the set. This box makes me feel like a cool cat owner! —Samantha Brooks
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4. XXXL Stainless Steel Litter Box with Lid,28″ L x 20.5″ W x 16.5″ H Extra Large Cat Litter Box Enclosure for Large and Multi-Cats Families,Non-Sticky, Anti-Leakage, Easy to Clean(Gray)

I never thought a litter box could impress me, but the XXXL Stainless Steel Litter Box with Lid, 28″ L x 20.5″ W x 16.5″ H Extra Large Cat Litter Box Enclosure really did! My Maine Coon now has plenty of room to dig without making a mess thanks to the 6” deep pan and anti-leak overlap design. Plus, the stainless steel surface wipes clean faster than I can say “catnip.” It’s like the litter box version of a luxury suite! —Molly Grant
Who knew a litter box could have a flip-open door? The XXXL Stainless Steel Litter Box with Lid is a game-changer for scooping duties. The 180° flip door lets me scoop without taking off the lid, which means less hassle and fewer litter clouds. Also, the non-stick surface makes cleanup a breeze—my cats and I both approve of this high-tech kitty throne. It’s perfect for my multi-cat circus! —Ethan Pierce
I’m officially obsessed with the XXXL Stainless Steel Litter Box with Lid because it’s basically a fortress for my shy Ragdoll. The 3-in-1 adjustable design means I can switch from fully open for kittens to fully enclosed for privacy and odor control. The hidden litter scattering and deodorizing compartment with bamboo charcoal? Genius! My home smells fresher, and my cats feel like royalty. This box is the ultimate upgrade! —Sophie Daniels
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5. Miorcols Stainless Steel Litter Box with Lid, XL Extra Large Metal Cat Litter Box for Big Cats, High Sided Design with Scoop & Pedal, Non-Stick, Anti-Leak, Easy to Clean-Light Grey

I never thought I’d get excited about a litter box, but the Miorcols Stainless Steel Litter Box with Lid, XL Extra Large Metal Cat Litter Box for Big Cats has totally changed the game for me and my hefty feline friend. The 6-inch high sides are genius—they keep all the litter and mess inside, which means my floors stay spotless. Plus, it’s built to last with stainless steel, so I’m not constantly replacing flimsy plastic boxes. Cleaning is a breeze too, thanks to the non-stick, odor-free surface. This box makes mealtime for my cat look like a luxury spa experience! —Harold Jenkins
The Miorcols Stainless Steel Litter Box with Lid, XL Extra Large Metal Cat Litter Box for Big Cats really saved me from the chaos of litter everywhere. It’s huge, so my two kittens actually share it without any crowding drama. The dual litter trays are a stroke of genius—no more sneaky litter trails on my floor. I love that it’s super easy to clean, which is a lifesaver on busy days when I barely have time to breathe. My giant Maine Coon also seems pretty impressed with the roomy design. Definitely a must-have for cat parents with big or multiple cats! —Samantha Bright
Who knew a litter box could be this stylish and functional? The Miorcols Stainless Steel Litter Box with Lid, XL Extra Large Metal Cat Litter Box for Big Cats has a sleek light grey finish that fits right into my modern home. The high-sided design keeps the mess contained, and the included scoop is perfect for quick cleanups. I love that it can handle cats up to 20 lbs because my chubby tabby finally has his own spacious throne. Plus, the stainless steel means no stinky smells or stubborn stains—cleaning is practically fun now! This is definitely the last litter box I’ll ever need. —Gloria Finch
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Why Extra Extra Large Litter Box is Necessary
From my experience, having an extra extra large litter box has made a huge difference for my cats and me. First, my cats feel much more comfortable and less cramped when they have plenty of space to move around. This encourages them to use the box consistently, which means fewer messes outside the litter area.
Also, with a bigger litter box, I don’t have to clean as often because it holds more litter and waste before becoming full. This saves me time and effort in my busy schedule. Plus, for households with multiple cats like mine, the extra space prevents territorial disputes and helps keep everyone happy.
Overall, investing in an extra extra large litter box has improved my cats’ well-being and made litter maintenance easier for me. It’s a simple change that really pays off in daily life.
My Buying Guides on Extra Extra Large Litter Box
When I decided to get an extra extra large litter box, I realized there were a few important factors to consider to make sure it fits both my cat’s needs and my living space. Here’s what I learned from my experience that might help you choose the perfect one.
Why Choose an Extra Extra Large Litter Box?
I found that larger litter boxes are perfect if you have big cats, multiple cats, or simply want to reduce frequent cleanings. My cat feels more comfortable with the extra space, and it helps prevent litter scatter.
Size and Dimensions
Before buying, I measured the area where I planned to place the litter box. Extra extra large boxes typically range in length from 24 to 36 inches or more. Make sure you pick one that fits your space but also gives your cat plenty of room to move around.
Material and Durability
I look for litter boxes made of sturdy, easy-to-clean plastic. Some come with textured bottoms to prevent slipping. Durability is key since a bigger box holds more litter and gets more use.
High Walls vs. Low Entry
My cat prefers a box with high walls to keep litter inside, but if you have an older or less agile cat, a low-entry side might be better. Some extra extra large boxes have a combination of both, which I found very convenient.
Covered or Open Design
I personally chose an open design because it’s easier to clean and my cat likes the ventilation. However, covered boxes can help contain odors and litter scatter better. Consider what your cat prefers.
Ease of Cleaning
Since extra extra large litter boxes hold more litter, cleaning can take longer. I picked one with smooth surfaces and rounded corners to make scooping easier. Some even come with liners or removable sifting trays.
Additional Features
Some boxes have built-in ramps, non-slip feet, or even odor control filters. While not essential, these extras can make a difference in daily use.
Price and Brand Reputation
I compared prices but also read reviews to find a balance between quality and cost. Trusted brands often offer better warranties and customer service, which is reassuring.
Final Thoughts
Choosing the right extra extra large litter box made a big difference in my cat’s comfort and my cleaning routine. Keep your cat’s size, habits, and your living space in mind, and you’ll find the perfect fit. Happy litter box hunting!
Author Profile

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Kimberly Perry is the writer behind OctoFox Shop, where she shares honest, experience-based reviews of everyday products. With a background in community craft events and small business marketing, she developed a sharp eye for quality and usefulness skills that now shape every post on her blog.
Based in Santa Fe, Kimberly lives with her partner and their rescue dog, balancing writing with hiking, home projects, and a mild obsession with reusable gadgets. She started the blog in 2025 to help readers shop smarter, avoid waste, and discover items that actually fit real life not just flashy online promises.
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