Stainless Steel Litter Box Review: KISENG XL Tested

Quick Verdict

The KISENG stainless steel litter box is a well-built, extra-large option that genuinely keeps odors at bay better than plastic. After six weeks of daily use with two cats, I can tell you the non-stick surface lives up to its promise — cleaning truly takes under two minutes. That said, the weight and higher price tag mean this isn't for everyone. I'd recommend it to multi-cat households or anyone tired of scrubbing stained plastic boxes, but skip it if you need something lightweight or are on a tight budget. Rating: 4.2/5

What Is the KISENG Stainless Steel Litter Box?

The KISENG is a 37-liter, extra-large litter box made entirely from stainless steel — no plastic interior lining, no cheap components. It arrives with a snap-on lid, a included scoop with a wall hook, and four non-slip pads to keep it from sliding across your floor. The design prioritizes high sides for containing mess and a smooth, non-stick interior surface that prevents litter from caking on.

At its core, the selling point is material: stainless steel naturally resists odors better than plastic because it doesn't absorb and hold onto smells over time. Plastic boxes start smelling like the litter itself within months; stainless steel doesn't. The KISENG model takes advantage of this with a brushed finish that's easy to wipe down and a buckle-sealed lid that, honestly, I removed after the first week because my cats preferred going in and out freely.

Key Features

• Smooth, non-stick stainless steel interior prevents litter from adhering to walls or floor
• Rust-resistant construction for long-term durability in humid environments
• 37L capacity accommodates cats of all sizes, including large breeds
• High-sided walls reduce urine splashes and litter scatter
• Buckle-connected lid for secure closure when needed
• Comes with scoop, wall-mount hook, and four non-slip pads
• Weighs approximately 5-6 pounds empty

Hands-On Review

Day one with this box was rough. One of my cats, a perpetually suspicious tabby named Milo, sniffed the new stainless steel surface, turned around, and walked away. I almost packed it up and sent it back. But by day three — after I'd sprinkled a little of the old litter on top and moved it to a quieter corner — Milo started using it. That taught me something: cats notice texture changes. The smooth steel surface is a departure from their old plastic box, so give it time.

Once everyone was onboard, the real benefits showed up. The non-stick surface is genuinely impressive. Scooping clumped litter feels almost satisfying — the clumps lift off cleanly without residue. By week two, I realized I was spending noticeably less time on litter box maintenance. I measured: two minutes from start to finish for a full scoop-and-wipe session. That's compared to five or six minutes with my old plastic box, where I'd have to scrub at the corners.

There are downsides. The weight is real. Empty, this thing is roughly twice as heavy as my plastic box, and when it's full of litter, moving it is a two-handed job. I also noticed the buckle connections on the lid loosened after about four weeks of daily opening. They still snap shut securely, but I can feel the plastic wearing in a way that makes me wonder how the lid will hold up after a year of use.

Who Should Buy It?

Multi-cat households will see the biggest benefit here. More cats mean more odor potential, and stainless steel's resistance to absorption makes a real difference when you're scooping for two or three boxes daily.

Owners of large cats — Maine Coons, Ragdolls, Bengals over 15 pounds — should definitely consider this. The 37L capacity gives big cats room to maneuver without pressing against the sides, which reduces accidents and litter tracking.

If you currently use a plastic litter box that stains, smells permanently, or requires aggressive scrubbing, upgrading to stainless steel solves the root cause of those problems. The material itself is the upgrade.

Skip this box if: you have mobility limitations that make lifting a 5-6 pound empty box difficult, or if you're on a tight budget and need the cheapest option available. Plastic boxes under $20 exist and work fine — this is a premium product with a premium price.

Alternatives Worth Considering

Van Ness Enterprise Plastic Litter Box: A basic, lightweight alternative that costs under $20. It won't last as long and will eventually hold onto odors, but it's the right choice if price is your primary constraint.

Petmate Giant Litter Pan: Another extra-large option in heavy-duty plastic. It has comparable capacity but still suffers from the odor-absorption issue inherent to plastic materials.

Omega Paw Roll 'N Clean: A plastic self-cleaning litter box that requires no scooping. If manual cleaning is the issue rather than the box material itself, this alternative might be worth considering — though the mechanism adds complexity.

FAQ

Final Verdict

After six weeks with the KISENG stainless steel litter box, I'm keeping it. The odor resistance alone justified the switch for me — our laundry room smells genuinely cleaner now, not just covered up. The non-stick surface makes daily scooping faster and less unpleasant, which matters more than I expected when you're doing this task twice a day every day. Will I keep using it? Probably — the weight is annoying, and I'd like to see how the lid buckles hold up over six more months, but the core experience is better than plastic in ways that compound over time. If you want a litter box that stays fresher, cleans easier, and lasts longer than any plastic option, this stainless steel model delivers on all three.