Based on Average Breed Size

Petite
5"-9"      2-9 lbs

Small
8"-12"      7-15 lbs

Medium
11"-16"      13-45 lbs

Large
15"- 22"      40-120 lbs

X-Large
19"- 29"      100-200 lbs

Chihuahua
(2-6 lbs)

Maltese
(6-9 lbs)

Yorkshire Terrier
(~8 lbs)
 

Bichon Frise
(12-15 lbs)

Cairn Terrier
(~14 lbs)

Havanese
(7-13 lbs)

Italian Greyhound
(11 lbs)

Miniature Pinscher
(8-10 lbs)

Miniature Schnauzer
(13-15 lbs)

Papillon
(9-10 lbs)

Pekingese
(8-10 lbs)

Pomeranian
(~11 lbs)

Shih Tzu
(~14 lbs)

Silky Terrier
(9-11 lbs)


 

Australian Shephard 
(27-45 lbs)

Beagle
(18-30 lbs)

Boston Terrier
(15-25 lbs)

Brittany Spaniel
(35-40 lbs)

Cavalier King Charles Spaniel
(13-18 lbs)

Cocker Spaniel
(24-28 lbs)

Dachsund
(~22 lbs)

French Bulldog
(13-26 lbs)

Lhasa Apso
(13-15 lbs)

Pug
(14-18 lbs)

Scottish Terrier
(19-23 lbs)

Shetland Sheepdog
(14-16 lbs)

Soft-Coated Wheaten Terrier
(35 lbs)

Welsh Corgi
(28-30 lbs)

West Highland White Terrier 
(15-22 lbs)
 

Airedale Terrier
 (~44 lbs)

Akita
(77-88 lbs)

Alaskan Malamute
(75-85 lbs)

Basset Hound
(40-51 lbs)

Bloodhound
(88-105 lbs)

Boxer
 (51-77 lbs)

Chesapeake Bay Retriever
(55-75 lbs)

Chinese Shar-Pei
(35-55 lbs)

Colllie
 (50-75 lbs)

Doberman Pinscher
(66-88 lbs)

English Bulldog
(49-55 lbs)

English Springer Spaniel
(49-53 lbs)

Flat-coated Retriever
(60-75 lbs)

German Shephard
(77-85 lbs)

German Shorthaired Pointer
(55-70 lbs)

Golden Retriever
(60-75 lbs)

Labrador Retriever
(55-75 lbs)

Shiba Inu
(44 lbs)

Siberian Husky
(35-60 lbs)

Standard Poodle
(~49 lbs)

Vizsla
(49-62 lbs)

Weimaraner
(70-85 lbs)
 

Bull Mastiff
(100-130 lbs)

Great Dane
(~132 lbs)

Great Pyreness
(90-125 lbs)

Mastiff
(175-190 lbs)

Newfoundland
(120-150 lbs)

Rottweiler
(~110 lbs)

Saint Bernard
(110-121 lbs)