Nintendogs + Cats (3DS) — Best overall experience: 3D visuals, StreetPass, AR cards, and improved contests.
Nintendogs + Cats (DS) — Largest breed selection (27 dogs + 3 cats), lower price, but 2D only.
| Version | Platform | Dog Breeds | Cat Breeds | Key Features |
|---|---|---|---|---|
| Nintendogs + Cats | 3DS | 17 | 3 | Stereoscopic 3D, StreetPass gifts, AR cards, improved contests, Pedometer coins |
| Nintendogs + Cats | DS | 27 | 3 | Most breeds, 2D only, no StreetPass/AR, same core gameplay |
| Chihuahua & Friends | DS | 9 (Chihuahua-focused) | 0 | Chihuahua, Pug, Golden Retriever, Boxer, etc. |
| Labrador & Friends | DS | 9 (Lab-focused) | 0 | Labrador, Miniature Schnauzer, Toy Poodle, etc. |
| Dachshund & Friends | DS | 9 (Dachshund-focused) | 0 | Dachshund, Cavalier King Charles, Pomeranian, etc. |
| Dalmatian & Friends | DS | 9 (Dalmatian-focused) | 0 | Dalmatian, Shiba Inu, Corgi, Beagle, etc. |
| Best Friends | DS | 9 | 0 | European release: Beagle, Cocker Spaniel, etc. |
Breed differences are purely cosmetic and statistical—gameplay is identical. Choose based on which dogs you find cutest!