What is the difference between a German Shepherd Dog and a Rat Terrier?

The German Shepherd Dog is 50–90 lbs, 22–26 in sized while the Rat Terrier is 10–25 lbs, 10–18 in sized. They differ in size (50–90 lbs, 22–26 in vs 10–25 lbs, 10–18 in), lifespan (9–13 years vs 12–18 years), and care requirements.

Which breed is better with kids, German Shepherd Dog or Rat Terrier?

German Shepherd Dog is generally good with kids. Rat Terrier is generally good with kids.

Which breed lives longer, German Shepherd Dog or Rat Terrier?

The German Shepherd Dog has a lifespan of 9–13 years while the Rat Terrier has a lifespan of 12–18 years.

German Shepherd Dog vs Rat Terrier — Breed Comparison

About the German Shepherd Dog

The German Shepherd Dog — created by Captain Max von Stephanitz in 1899 — was meticulously developed to be the ultimate herding and working dog, combining intelligence, strength, and versatility in one powerful package. Standing 22–26 inches tall and weighing 50–90 pounds, this noble breed has a dense double coat most commonly seen in black and tan, though sable, all-black, and bi-color variations also occur. German Shepherds are the world's leading police, military, and service dog breed — a testament to their extraordinary trainability and work ethic.

Temperament & Personality

German Shepherds are confident, courageous, and deeply loyal — forming an unbreakable bond with their handler or family. They are naturally protective and will position themselves between their family and any perceived threat without hesitation. With proper socialization, they are excellent with children in their household — patient and watchful — though their herding instinct may lead them to nip at the heels of running kids.

Pros

Among the top 3 most intelligent breeds — capable of learning complex tasks and commands
Versatile working ability — excels in protection, search and rescue, detection, and service roles
Loyal and naturally protective — an outstanding family guardian without excessive aggression
Athletic and eager to participate in virtually any outdoor activity with their owner

Cons

High incidence of hip and elbow dysplasia — especially in poorly bred lines
Sheds profusely year-round with intense seasonal "coat blows" twice yearly
Prone to degenerative myelopathy — a progressive spinal cord disease with no cure
Requires significant daily exercise and mental stimulation — at least 90 minutes — or develops neurotic behaviors

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About the Rat Terrier

The Rat Terrier is an American original, developed in the early 20th century on farms across the United States by crossing Fox Terriers with Beagles, Whippets, Italian Greyhounds, and other breeds. They come in two sizes — Miniature (10 to 13 inches, 10 to 18 pounds) and Standard (13 to 18 inches, 12 to 25 pounds) — both with a compact, elegant build. Their short, smooth coat is always pied (white with patches of one or more other colors), and President Theodore Roosevelt is credited with naming the breed after his own terrier cleared the White House of rats.

Temperament & Personality

Rat Terriers are intelligent, curious, and remarkably versatile — combining terrier tenacity with a more biddable, people-oriented temperament than many of their terrier cousins. They bond deeply with their families and are generally good with children, often choosing one person as their particular favorite. Rat Terriers tend to be less dog-aggressive than other terriers, though they retain a strong prey drive toward rodents and small animals.

Pros

Excellent farm and homestead dog with natural pest control abilities
More trainable and less stubborn than most terrier breeds
Minimal grooming needs — short coat requires only occasional brushing
Generally healthy breed with a long lifespan of 12 to 18 years

Cons

Can be diggers — will excavate impressive holes in gardens and yards
High energy level requires daily exercise and mental engagement
Prone to patellar luxation, hip dysplasia, and cardiac issues
May be wary of strangers and needs early socialization to prevent timidity

A Rat Terrier could be the spirited, loyal companion your household needs — find one on Puplister today.

German Shepherd Dog vs Rat Terrier