Side-by-side comparison: temperament, exercise, grooming, health, and cost of ownership.
Courageous, confident, and incredibly intelligent, the German Shepherd is the world's premier working dog. They are fiercely loyal to their families and excel in police, military, and service roles.

An ancient royal companion bred for Chinese emperors, the Shih Tzu is a charming, outgoing lap dog. They are affectionate with everyone they meet and thrive on human companionship.
German Shepherd or Shih Tzu? These breeds occupy opposite ends of the canine world, and families weighing them are usually navigating disagreement between household members about what kind of dog they want. The Shih Tzu was bred as a Chinese imperial palace companion; the German Shepherd was engineered for herding and police work. The lifestyles they demand could not be more different.
The size difference is enormous. Shih Tzus are small at 20-28 cm and 4-7 kg, with a long, flowing double coat that requires daily brushing and regular professional grooming. German Shepherds are large at 55-65 cm and 22-40 kg, with a thick straight double coat that sheds heavily year-round. The Shih Tzu's coat hardly sheds but tangles relentlessly without daily attention; the GSD's coat sheds prolifically but needs no professional trimming. The Shih Tzu fits comfortably in apartments and travel carriers; the GSD demands significant space, secure fencing, and a larger vehicle.
Temperamentally, Shih Tzus are affectionate, friendly, and bred to be human companions. They bond closely with family, get along well with most people, and are content as lap dogs. German Shepherds are loyal, alert, and handler-focused; they bond intensely but maintain working-dog awareness of the environment and natural protective drive. A Shih Tzu greets visitors warmly; a GSD evaluates them carefully. Both can be trained, but the Shih Tzu's training ceiling is basic obedience while the GSD excels at advanced work including tracking, protection, and complex obedience. Shih Tzus are also notoriously difficult to housetrain compared to the highly biddable GSD.
Exercise needs differ enormously. Shih Tzus need 25-40 minutes of gentle daily activity through walks and indoor play. German Shepherds need 90 minutes of vigorous physical exercise plus daily mental work. Health profiles also diverge. Shih Tzus face brachycephalic airway issues (their flat faces compromise breathing), eye injuries from prominent eyes, dental disease, and patellar luxation; lifespan averages 11-16 years. German Shepherds are prone to hip and elbow dysplasia, degenerative myelopathy, exocrine pancreatic insufficiency, and bloat, with a 9-13 year lifespan.
Choose a Shih Tzu if you want a small, gentle, affectionate apartment companion that hardly sheds and lives a long time, and accept the daily grooming and brachycephalic health risks. Choose a German Shepherd if you want a serious, protective, trainable working partner and can commit to the exercise and structured engagement the breed demands. The breeds serve completely different households; pick the one that matches your daily life.
Quick Answer
Choose German Shepherd if you want easier to train. Choose Shih Tzu if you want more apartment-friendly and less shedding.
German Shepherd
Attribute
Shih Tzu
Size
Weight
Height
Lifespan
Trainability
Energy
Good with Kids
Shedding
Grooming
Apartment
Health
Price
German Shepherd needs more exercise; Shih Tzu is lower-maintenance.
German Shepherd
Shih Tzu
Energy Level
Exercise Needs
Apartment Friendly
Activity needs are dramatically different here. The German Shepherd has very high energy (5/5) and needs very high exercise (5/5) — think long runs, hiking, or agility courses.
German Shepherd sheds more; Shih Tzu is easier to maintain.
German Shepherd
Shih Tzu
Shedding
Grooming Needs
If you hate vacuuming, this matters. The German Shepherd's 5/5 shedding level means daily fur management is part of life.
German Shepherd is the larger breed; Shih Tzu is more compact.
German Shepherd
Shih Tzu
Weight (kg)
Height (cm)
Size is one of the most obvious contrasts between these breeds. The German Shepherd tips the scales at 22–40 kg (49–88 lbs), dwarfing the Shih Tzu's 4–7 kg (9–15 lbs).
Shih Tzu is calmer; German Shepherd is more energetic.
German Shepherd
Shih Tzu
Playfulness
Barking Level
Energy
Personality is where these two breeds diverge most visibly. The German Shepherd — originally from Germany — has a courageous, intelligent and loyal disposition.
German Shepherd is generally easier to train.
German Shepherd
Shih Tzu
Trainability
Intelligence
If you're a first-time dog owner, this is critical. The German Shepherd's trainability score of 5/5 means it responds well to basic positive reinforcement and learns household rules fast.
Both breeds are similarly family-friendly.
German Shepherd
Shih Tzu
Good with Kids
Good with Dogs
Strangers
Both breeds score 4/5 with children, making them equally suitable for families. Either breed would make an excellent family dog.
Shih Tzu is less expensive to own annually.
German Shepherd
Shih Tzu
Purchase prices are in the same ballpark: $1,000–$3,000 for a German Shepherd and $500–$2,000 for a Shih Tzu. The initial investment won't differ dramatically between these two breeds.
Both breeds have similar health profiles.
German Shepherd
Shih Tzu
Lifespan (years)
Health Robustness
Life expectancy favors the Shih Tzu: 10–16 years versus the German Shepherd's 9–13 years. For many families, those extra years together are a compelling reason to lean toward the Shih Tzu.
On balance, the Shih Tzu has the edge — it's more apartment-friendly (5/5), lower exercise needs (2/5), less shedding (1/5). For most families, the Shih Tzu is the more practical choice, particularly if you value low-maintenance ownership.
Question 1 of 3
Do you have children at home?
The German Shepherd and Shih Tzu are both popular breeds, but they suit different lifestyles. The key differences: German Shepherd needs significantly more daily exercise than Shih Tzu, German Shepherd sheds considerably more. Annual ownership costs are lower for the Shih Tzu by roughly $300/year.
Choose German Shepherd if...
Choose Shih Tzu if...
Looking for more options?
The German Shepherd scores 4/5 for being good with kids, tying with the Shih Tzu at 4/5. The German Shepherd is specifically recommended for families.
The German Shepherd is easier to train with a score of 5/5, compared to the Shih Tzu's 3/5. Consistent, positive reinforcement methods work well.
A German Shepherd puppy costs $1,000–$3,000 while a Shih Tzu costs $500–$2,000. Annual maintenance runs about $1,580 for the German Shepherd and $1,310 for the Shih Tzu. The German Shepherd is the more expensive breed to own long-term.
The German Shepherd lives 9–13 years on average, while the Shih Tzu lives 10–16 years. The Shih Tzu tends to live longer. Proper diet, exercise, and regular vet care help maximize lifespan for either breed.
The Shih Tzu adapts better to apartment living (5/5) than the German Shepherd (2/5). The Shih Tzu ranks among our best apartment breeds.