Types of Cat Litter: Pros, Cons, and How to Choose

The litter you pick decides more than how the box smells. It changes how easy scooping is, how much dust settles on your floor, whether your cat is comfortable digging, and, if you use a self-cleaning box, whether the machine can sift waste properly.

This guide compares the main types of cat litter: clay, silica crystal, plant-based, tofu and mixed blends. It then answers the questions that come up once you have narrowed the field, such as which litters work in an automatic litter box, whether to go scented or unscented, how deep to fill the box and how to switch without upsetting your cat.

Types of cat litter at a glance

Dust and clumping vary between brands, so treat this table as a starting point rather than a ranking.

Two things the table can't show: how your cat feels about the texture, and how far the litter travels on their paws. Light litters tend to stick to paws and scatter more. If that is your main complaint, our guide on how to stop a cat from tracking litter everywhere covers mats, box shape and granule size.

The main types of cat litter

1. Clay-based cat litter

Clay is the classic choice for good reason: it is cheap, easy to find and absorbs well. It comes in two forms.

Non-clumping clay litter

• Pros: affordable, soaks up moisture quickly
• Cons: gets soggy fast, hard to clean thoroughly, tends to be dusty
• Best for: budget-conscious households and cats that are not picky

Clumping clay litter

• Pros: easy to scoop, controls odor better than non-clumping clay, widely available
• Cons: heavy, can be dusty, not biodegradable
• Best for: strong odor control and homes with more than one cat

The trade-offs are dust and weight. A full bag is heavy to carry upstairs, and fine clay can cloud up when a cat digs. If anyone in the house, human or feline, reacts to dust, see our guide to the best cat litter for cats with allergies.

2. Silica gel (crystal) cat litter

Instead of clumping, silica crystals absorb urine and hold moisture and odor inside the granules.

• Pros: low dust, long-lasting, little tracking
• Cons: pricier, some cats dislike the texture, does not clump
• Best for: owners who want fewer full litter changes and don't mind the cost

Texture is the sticking point. Some cats dislike the hard, sharp feel underfoot, and because crystals don't clump, most self-cleaning boxes can't use them.

3. Natural and biodegradable cat litter

Pine or wood pellet litter

• Pros: natural woody smell, compostable
• Cons: usually doesn't clump, so soiled litter is harder to scoop out
• Best for: eco-conscious homes and cats that accept pellets

Corn or wheat litter

• Pros: clumps well, biodegradable, less dusty than clay
• Cons: can attract bugs if stored badly, pricier than clay
• Best for: owners who want something plant-based that still scoops

Recycled paper litter

• Pros: very gentle on paws, almost dust-free
• Cons: doesn't clump, weaker odor control
• Best for: cats recovering from surgery (your vet may recommend it), kittens and cats with breathing problems

Plant-based litters vary more from brand to brand than clay does. Some clump firmly, some barely at all, and odor control ranges from good to poor, so expect to try one or two before you settle.

4. Tofu cat litter

Tofu litter is made from soybean pulp. It is light, clumps well and has become a popular alternative to clay.

• Pros: biodegradable, low dust, good clumping, soft underfoot
• Cons: costs more than clay, quality and availability vary
• Best for: eco-minded households and small apartments

Its light weight makes tofu litter easy to carry and pour. Check clump strength before you commit, because a soft clump that breaks apart on the scoop leaves wet litter behind and the smell builds up quickly.

5. Mixed or blended cat litter

Mixed litters combine two or more materials, most often tofu and bentonite clay. The idea is firmer clumps than tofu alone, with less weight and dust than straight clay.

Meowant 5-in-1 Mixed Cat Litter is one example: a 5-in-1 blend of tofu and bentonite clay with deodorizing beads, zeolite and volcanic minerals. Meowant puts it through a 7-step dust removal process, and the deodorizing ingredients help control odor between scoops.

When you compare any blend, check three things:

• Clump strength: clumps should hold together when scooped or sifted, not crumble.
• Dust when poured: pour a little in good light. A visible cloud means more dust on paws and floors.
• Granule size: fine enough to feel comfortable, and within your litter box's limits if it is automatic.

Which litter works in an automatic litter box?

Most self-cleaning boxes separate waste by sifting. A drum rotates or a rake moves through the litter, clean granules pass through a screen, and clumps go to a sealed waste drawer. That only works when the litter forms firm clumps that stay intact and the granules are small enough to pass through the screen.

• Clumping litter only: crystals, pellets and paper can't be sifted by most rotating or rake-style boxes.
• Granule size: check the limit in your box's manual.
• Low dust: keeps the drum, screen and surrounding floor cleaner.
• Fill level: stay at or below the maximum fill line in the manual. More litter doesn't mean more comfort.

For Meowant boxes, the manual and product page are the reference. The Meowant SC09 (MW-SC09) works with all types of clumping litter, including bentonite, mixed and tofu litter, as long as the granules are under 15 mm (0.59 in). Don't fill it past the maximum litter level. The Meowant SC02 (MW-SC02) product page also lists clumping litters with granules under 15 mm. For any other model, follow the litter guidance for that model.

A few situations need extra thought:

• Several cats, one machine. Pick one clumping litter every cat accepts rather than mixing types in the drum. Our guide on whether multiple cats need separate litter types walks through a four-step switch.
• Kittens. Check the box's minimum age and weight before turning on automatic cleaning. The SC09, for example, is for cats from 3.3 to 30 lbs and at least 4 months old. See what litter is best for kittens in smart boxes.
• Unscented preference. Unscented clumping litter works in most automatic boxes; the test is whether the clumps survive a full cycle. Here is how to choose unscented litter for an automatic box.

For a fuller comparison of clumping, dust and granule size by box design, read best litter for automatic litter boxes. If you are still choosing the box itself, start with the smart features to look for in a self-cleaning cat litter box.

Scented or unscented cat litter?

Scent is a preference, not an odor-control rating. Perfume changes what you smell; it tells you nothing about whether urine is absorbed and removed. Cats have a far stronger sense of smell than we do, and a fragrance you find pleasant can be enough to make a sensitive cat hesitate at the box. If you have no history to go on, unscented is the usual starting point.

Labels add to the confusion:

• Unscented describes the intended result: no noticeable added scent.
• Fragrance-free and no added fragrance are claims about ingredients. Neither guarantees the litter has no smell of its own.
• Odor-control ingredients such as baking soda can appear in unscented litter. They manage smells rather than add one.

Odor control without perfume comes from absorption, firm clumps you can remove completely, and how often you scoop. Judge a litter on the smell after scooping, not on how the bag smells.

Go deeper: how to choose between scented, lightly scented and unscented litter, what the fragrance labels mean, whether unscented litter can control urine and poop odor and whether unscented litter can contain baking soda.

How to choose the best cat litter for your cat

The right litter is the one your cat uses every time and you can keep clean without a fight. These four questions narrow it down.

1. What does your cat prefer?

Texture matters. Some cats dislike coarse litter such as crystals, while others avoid fine, dusty litter. Our softness scale for litter types ranks common materials by paw comfort. Strong fragrance can also put picky cats off, which is why unscented is often the safest first try.

2. How many cats share the box?

More cats means more frequent use, so clump strength and odor control matter more. Clumping clay, tofu and mixed blends can all work in a multi-cat home. What matters more than the material is a litter every cat accepts, enough boxes and scooping at least once a day.

3. Budget or long-term value?

Cheap litter that needs frequent full changes can cost as much over a month as a pricier one that clumps tightly and lets you remove only what is soiled. Compare cost per month, not per bag.

4. How will you dispose of it?

Biodegradable litters such as tofu, corn and paper suit compost-minded households, though used cat litter should not go on food gardens. Some litters are sold as flushable, but flushing can clog older plumbing and some areas advise against flushing cat waste, so bagging it is the safer default.

Litter depth and paw comfort

For most adult cats, about 2 inches of litter is a good starting point. Heavy diggers, or cats that scrape down to the bottom of the box, may do better with about 2.5 to 3 inches. Deeper is not always better: very deep litter can feel unstable and gets kicked out faster. In an automatic box, the fill line in the manual replaces general depth advice. The litter depth guide has adjustments for kittens, senior cats and large cats.

Texture is the other half of comfort. Tofu and pea-based litters are usually the softest underfoot, mixed blends sit in the middle, fine clay can feel gritty and crystals feel the hardest. A cat that perches on the rim, barely digs or goes right next to the box may be telling you the litter feels wrong.

A sudden change in litter box habits can also have a medical cause. If your cat strains, goes more often, or stops using the box, talk to your vet before blaming the litter.

Tips for switching to a new cat litter

Don't rush it. Cats dislike sudden changes, and a completely new litter overnight can lead to the box being ignored. Mix a small amount of the new litter into the old, then raise the proportion over a week or two so your cat gets used to the new smell and texture gradually.

Watch how your cat uses the box, not just whether they sniff it. Avoiding the box, scratching the floor instead of the litter, or perching on the edge are signs to slow down. Sometimes the fix is as simple as adjusting the depth, or trying a different granule size.

Be patient. If your cat has an accident or seems hesitant, don't scold them. Keep the box in its usual place, and consider adding a second box with the old litter during the switch. When the switch is done, a full wash removes the last of the old litter's smell. Here is how to clean and sanitize a litter box properly.

Moving from scented to unscented? The staged plan in how to switch to unscented litter and monitor your cat's acceptance shows when to move forward and when to pause.

Choosing a cat litter: the short version

• For easy scooping and strong odor control, choose a clumping litter: clay, tofu or a tofu and bentonite blend.
• For an automatic litter box, use clumping litter within the granule size and fill level in your manual.
• Start unscented unless you know your cat accepts a scented litter.
• Begin around 2 inches deep and adjust to how your cat digs.
• Switch gradually over one to two weeks, and see a vet if box habits change suddenly.

Related topics: Best Cat Litter for Cats with Allergies · How to Stop a Cat From Tracking Litter Everywhere · How to Clean & Sanitize Your Cat Litter Box