Which is bigger, a Bulldog or a Shih Tzu?

By typical weight/height midpoints, the Bulldog tends to be larger overall. Bulldog typically weighs about 40-50 lbs (mid ~45 lbs) versus Shih Tzu at 9-16 lbs (mid ~13 lbs). Height at the shoulder is commonly listed around 14-15 inches vs 9-10 inches. Bulldog is medium; Shih Tzu is small. On typical midpoints, Bulldog tends to be the larger dog.

Which is taller, Bulldog or Shih Tzu?

Bulldog is typically taller at the withers (14-15 inches vs 9-10 inches).

Which weighs more, Bulldog or Shih Tzu?

Bulldog usually weighs more (40-50 lbs vs 9-16 lbs).

Are Bulldog and Shih Tzu the same size class?

No—Bulldog is medium and Shih Tzu is small.

Do males and females change the size comparison?

Often yes. Males are commonly at the high end of weight/height ranges and females at the low end. Always check the actual dog (or parents) rather than breed averages alone.

Size matchup

Bulldog vs Shih Tzu: size & weight

Typical weight (40-50 lbs vs 9-16 lbs) and height (14-15 inches vs 9-10 inches)—so you can tell who’s bigger on the metrics that matter.

Bulldog typically larger

Bulldog

medium · energy 2/5

40-50 lbs

Weight mid ~45 lbs

14-15 inches

Height mid ~14.5 in

Breed profile

Shih Tzu

small · energy 2/5

9-16 lbs

Weight mid ~13 lbs

9-10 inches

Height mid ~9.5 in

Breed profile

Shih Tzus are small; English Bulldogs are medium-heavy and far broader despite similar “short” silhouettes.

Typical weight

Bulldog: 40-50 lbs (mid ~45 lbs)
Shih Tzu: 9-16 lbs (mid ~13 lbs)

Bulldog usually tips the scale higher.

Typical height (withers)

Bulldog: 14-15 inches (mid ~14.5 in)
Shih Tzu: 9-10 inches (mid ~9.5 in)

Bulldog is typically taller at the shoulder.

Size class & fit

Bulldog

medium · lifespan 8-10 years

Calm, Friendly, Courageous

Shih Tzu

small · lifespan 10-16 years

Affectionate, Playful, Outgoing

Size drives food bills, car space, crate size, and how hard a jump lands on kids and seniors. Pair this page with lifestyle compare when temperament matters as much as inches.

Planning verdict

Lean Bulldog

Lean Bulldog if you want a medium dog around 40-50 lbs and 14-15 inches, with energy 2/5.

Lean Shih Tzu

Lean Shih Tzu if you prefer small size near 9-16 lbs and 9-10 inches, with energy 2/5.

FAQs

Which is bigger, a Bulldog or a Shih Tzu?: By typical weight/height midpoints, the Bulldog tends to be larger overall. Bulldog typically weighs about 40-50 lbs (mid ~45 lbs) versus Shih Tzu at 9-16 lbs (mid ~13 lbs). Height at the shoulder is commonly listed around 14-15 inches vs 9-10 inches. Bulldog is medium; Shih Tzu is small. On typical midpoints, Bulldog tends to be the larger dog.
Which is taller, Bulldog or Shih Tzu?: Bulldog is typically taller at the withers (14-15 inches vs 9-10 inches).
Which weighs more, Bulldog or Shih Tzu?: Bulldog usually weighs more (40-50 lbs vs 9-16 lbs).
Are Bulldog and Shih Tzu the same size class?: No—Bulldog is medium and Shih Tzu is small.
Do males and females change the size comparison?: Often yes. Males are commonly at the high end of weight/height ranges and females at the low end. Always check the actual dog (or parents) rather than breed averages alone.

Related size matchups

References

How to Choose the Right Dog Breed — American Kennel Club (AKC)
How Long Will Your Dog Live? Size Matters — American Kennel Club (AKC)
General Dog Care — ASPCA