Cat Carrier

Which Door Gets a Cat Inside

Most cats resist being lowered through a hole from above, and nearly all of them are calmer walking in at their own level. That makes the number and position of the openings the first thing to check. A top hatch is fastest with a relaxed cat or a sleepy kitten. A side door at floor height lets a wary cat step in after a treat. The soft sided backpack goes one better with a front flap that unzips and lies flat on the floor, turning the carrier into a little cave the cat can investigate on its own terms.

• Top hatches suit easy cats. Lift, lower, zip, and you are out the door.
• Side doors suit wary ones. An opening at floor level lets the cat choose to step in.
• A fold-down flap is the gentlest start. The front of the soft sided pack opens all the way to the floor.
• Two openings help mid trip. Reach in with a treat at a rest stop without unloading the cat.

Locks a Cat Cannot Work Open

Cats test zippers. A determined one hooks a claw into the gap at the end of a zip and pushes until the slider creeps, which is how a carrier that seemed secure ends up open on the back seat. Some of the capsule backpacks and clear bags here use a lock built into the closure itself rather than a clip hanging off the pull, so there is nothing for a paw to pry loose and nothing to snag on a door frame. Before the first trip, close the carrier and push on the door from inside with your hand the way a cat would.

• Claws find the zip gap. Pressure at the end of a zipper is the usual escape route.
• Built in beats clipped on. A lock in the zipper track has nothing to pry or catch.
• Test it with your own hand. Push from inside before the cat gets the chance.
• Open it only behind a closed door. Unzip at the vet or at home once the room is shut, never in the car.

Curl, Sit Upright or Sprawl

Cats travel in one of three postures, and the carrier shape should match the one your cat picks. A curler tucks into a ball and is perfectly happy in a narrow capsule, which is where the side vent backpack, about 12.6 inches across, fits in. A sitter likes to stay upright and look out, and the tall dome capsule allows it at 17.7 inches high, enough to sit rather than crouch. A sprawler wants length, so the expandable backpack unzips a rear mesh extension that roughly doubles the floor during a long wait, and the wide, shallow bubble handbag lets a cat lie flat across a car seat.

• Curlers fit narrow capsules. A ball of cat needs width more than height.
• Sitters need headroom. A tall shell lets a cat watch the world without crouching.
• Sprawlers need floor. An extension or a long shallow bag gives room to stretch out.
• Watch your cat nap first. The shape it sleeps in at home is the shape it will choose in transit.

Cat Carrier or Dog Carrier

The bag can be identical and the passenger still decides. A small dog usually wants its head out and its body pressed against you, which is why a sling suits so many of them. A cat wants to be enclosed and able to hide, with a view it can use or ignore, so a shell that closes completely is the cat requirement. Some carriers here are rated for both animals, and a window that can be covered with a cloth, explained on the transparent carrier page, gives a shy cat the choice. Pick the carrier that closes fully, has two ways in and fits the posture your cat sleeps in, and if your other passenger barks, the dog carrier range starts from the sling.

• Dogs like contact. Head out, body against your side.
• Cats like cover. A fully closing shell with a view they control.
• Shared carriers serve both. Read the load figure for the animal you are actually carrying.
• Buy for the cat you have. Doors, lock and posture decide it, not the color.