Small Dog BreedsLittle dogs with big personalities, compared

What Counts as a Small Dog?

There is no single official cutoff, but most breeders and vets call a dog small when adults weigh under about 25 pounds. Within that range you find two very different groups: toy breeds such as the Chihuahua, Maltese and Papillon, which often weigh under 10 pounds, and sturdy small breeds like the Border Terrier, Shiba Inu or Miniature Schnauzer, which are compact but athletic.

Size alone tells you little about daily life. A Jack-type terrier such as the Patterdale Terrier can need more exercise than many large dogs, while a Shih Tzu or Pekingese is content with short strolls.

How to Choose the Right Small Breed

• Energy: terriers and Shetland Sheepdogs need daily activity and mental work; companion breeds like the Cavalier or Havanese are more relaxed.
• Grooming: Bichon Frise, Shih Tzu, Maltese and Yorkshire Terrier have continuously growing hair that needs clipping every few weeks. Smooth coats such as the Chihuahua or Miniature Pinscher are low effort.
• Noise: many small breeds are alert barkers. Basenji-like silence is rare, so plan for training if you share walls with neighbors.
• Children: very tiny dogs can be injured by toddlers. Families with young kids often do better with sturdier breeds like the Boston Terrier or Bichon Frise.

Health Notes for Small Breeds

Small dogs often live longer than large dogs, frequently into their mid-teens. They do have typical weak spots: dental disease from crowded teeth, luxating kneecaps, and in long-backed breeds like the Dachshund, intervertebral disc disease. Flat-faced breeds such as the Pug, Pekingese and Brussels Griffon can have breathing problems and struggle in heat, so choose breeders who prioritize open nostrils and healthy airways.

Toy-sized puppies can also be prone to low blood sugar, so they need small, frequent meals.

Common Mistakes With Small Dogs

The most common mistake is skipping training because the dog is small. Jumping, pulling and nonstop barking are just as annoying in a 10-pound dog, and many so-called small dog behaviors are simply the result of inconsistent rules. Carrying a dog everywhere can also limit socialization. Treat a small breed like a real dog: train recall, teach calm greetings and give it daily walks and play.

Watch the waistline too. A single pound of extra weight is a large share of body mass on a dog under 15 pounds.

Small Dogs in Daily Life

Small breeds are easy to bring along: they fit in cars, many vacation rentals and some public transport rules more easily than large dogs. They also cost less to feed. Still, plan for a few practical details. Small dogs lose body heat fast, so short-coated breeds like the Chihuahua, Italian Greyhound and Miniature Pinscher often need a coat in winter. Stairs and furniture can be risky for long-backed or very tiny dogs, so ramps or steps help. Use a well-fitted harness for walks, and keep an eye on larger dogs at parks, because rough play can injure a small dog quickly. Finally, socialize early so your dog grows into a confident adult instead of a nervous one.