PetSizeGuide

Giant Dog Breeds

Anatomy benchmarks and equipment sizes for giant-sized dogs.

Breeds in the giant classification share common architectural constraints. Explore individual breed guides to see exact measurement ranges.

Great Dane
giant dog · AKC Working
Weight: 54–59 kg
Chest: 95–102 cm
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Saint Bernard
giant dog · AKC Working
Weight: 64–64 kg
Chest: 95–105 cm
View Sizing Profile →

Data reviewed: 2026-10-05 · Method version: 0.3 · Methodology · Data sources