American Mastiff vs English Shepherd
Compare the American Mastiff to the English Shepherd. Use the tool below to compare temperament, size, personality, maintenance requirements, and everything else between American Mastiffs and English Shepherds.
American Mastiff
English Shepherd
Breed Type
Purebred
Purebred
Allergy Friendly
No
No
Lifespan
10-12 Years
14-16 Years
Height
28-36 Inches
18-23 Inches
Weight
140-200 Pounds
40-60 Pounds
Intelligence
American Mastiff
English Shepherd
Origin Country
United States
United Kingdom
Origin Year
1990 AD
1800 AD
American Mastiff
English Shepherd
Overall Friendliness
Family Friendly
Child Friendly
Pet Friendly
Stranger Friendly
American Mastiff
English Shepherd
American Mastiff
English Shepherd
Apartment
Yes
No
Indoor
No
No
Small Yard
Yes
No
Medium Yard
Yes
Yes
Large Yard
No
Yes
Temperature Tolerance
40-80 °F
40-70 °F
Barks/Howls
American Mastiff
English Shepherd
Energy Level
Medium
High
Exercise Required
Medium
High
Top Running Speed
24 MPH
22 MPH
Strength
Very High
Medium
American Mastiff
English Shepherd
Coat Maintenance
Low
Medium
Shedding
Medium
High
Dander
Low
Medium
Drool
Medium
Low
American Mastiff
English Shepherd
Dominant / Alpha
No
Yes
Family / Pack
Yes
No
Independent
No
Yes
American Mastiff
English Shepherd
Distracted Easy
No
No
Focused & Patient
Yes
No
American Mastiff
English Shepherd
Aggression
Burrow / Digging
Chasing
Follow Commands
Fighting
Guarding
Herding
Hunting
Protection
Remove Vermin
Sled Pulling
Watch / Guardian
American Mastiff
English Shepherd
Average Lifespan
10-12 Years
14-16 Years
American Mastiff
English Shepherd
American Mastiff
English Shepherd
Coat Type
Fur
Fur or Hair
Coat Layering
Smooth
Double
Smooth
Coat Texture
Rough
Straight
Silky
Straight
Wavy
Coat Length
Short
Medium to Long
American Mastiff
English Shepherd