Although today's Pomeranians have a reputation as lapdogs, they were originally bred to herd animals and pull sleds. Earlier versions of the Pomeranian breed weighed around 30 pounds.
Known for their intelligence, athleticism, and sociability, poodles make amazing family dogs. Teacup poodles usually weigh about 4 pounds, while their standard-sized counterparts weigh 45 to 70 pounds.
What they lack in size, teacup beagles make up for in friendliness and energy. Most of these beagles only weigh around 15 pounds, which is relatively large for a teacup dog.
Not only is the Maltese one of the world's oldest breeds—originating almost 3,000 years ago—but it also was considered royalty back in the day. The teacup variety generally weighs between 2 and 4 pounds.
As its name suggests, the Pomsky is the cross between a Siberian husky with a Pomeranian. Pomskies tend to vary in size depending on how much of each breed they have in them.
Yorkshire terriers were already popular dogs at their standard small size, so the teacup variety is a hit, too. These tiny dogs can weigh just 2 to 3 pounds, but they still have big-dog personalities.
Bichon frise roughly translates to "curly lapdog" in French. And teacup bichons definitely live up to their name. They were bred to be loving companions who some people refer to as living stuffed animals.
Between starring in fast food commercials and being toted around in celebrities' purses, teacup Chihuahuas have had their share of fame. But it's not all glamour for these tiny dogs.
The Welsh springer spaniel is closely related to its English counterpart, although a little smaller. They only have red and white markings. The Welshie is affectionate, active, and happy.