Neapolitan Mastiff vs Tosa

Compare the Neapolitan Mastiff to the Tosa. Use the tool below to compare temperament, size, personality, maintenance requirements, and everything else between Neapolitan Mastiffs and Tosas.

Quick Summary

Below are a few quick comparisons between the two breeds.
  • Owner Experience - The Tosa is an okay choice for new or inexperienced owners, but the Neapolitan Mastiff is not recommended for new owners.
  • Children - Both breeds are child friendly, but the Neapolitan Mastiff is the most friendly between the breeds.
  • Grooming - Both breeds have low maintenance coats, but the Tosa is easier to groom.
  • Barking - The Tosa has an average tendency to bark. The Neapolitan Mastiff will rarely bark.
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Neapolitan Mastiff vs Tosa
Black Neapolitan Mastiff
Red Tosa Inu
Breed NameNeapolitan MastiffTosa
General Details
Breed TypePurebredPurebred
Is Hypo­allergenicNoNo
Lifespan6-9 yrs.10-12 yrs.
Height24-31 in.20-24 in.
Weight110-155 lb90-170 lb
IntelligenceAverageHigh
History
Origin CountryItalyJapan
Origin Year100 AD1868 AD
Temperament
Overall FriendlinessGoodGood
Family FriendlyVery GoodGood
Kid FriendlyVery GoodGood
Pet FriendlyBelow AverageBelow Average
Stranger FriendlyPoorPoor
Personality
  • Aggressive
  • Enjoys Attention
  • Jealous
  • Loving
  • Affectionate
  • Aggressive
  • Loving
  • Willing To Please
Living Environment
ApartmentNoYes
IndoorYesYes
Small YardNoNo
Medium YardNoYes
Large YardYesYes
Temperature Tolerance ¹35°F to 80°F30°F to 80°F
Barks/HowlsRarelyBelow Average
Exercise Needs
Energy LevelLowLow-Medium
Exercise RequiredLowMedium
Top Running Speed17 mph28 mph
StrengthVery HighVery High
Grooming Needs
Coat Main­tenanceLowLow
SheddingMediumLow
DanderMediumLow
Drool AmountVery HighMedium

¹This is estimated min/max temperature range for a healthy adult dog. Dogs that live indoors, puppies, seniors, unwell dogs, and/or dogs with improperly groomed coats may overheat sooner and get cold more quickly.
Instincts & Behavior Comparison
Breed NameNeapolitan MastiffTosa
Breed Mentality
Dominant/AlphaNoYes
Family/PackNoNo
IndependentYesNo
Breed Focus
Distracted EasilyNoNo
AverageYesNo
Focused & PatientNoYes
Breed Instincts
AggressionHighHigh
Burrow/DiggingVery LowAverage
ChasingBelow AverageAverage
Follow CommandsVery LowBelow Average
FightingHighHigh
GuardingHighHigh
HerdingVery LowAverage
HuntingVery LowAverage
ProtectionHighAverage
Remove VerminVery LowAverage
SleddingVery LowBelow Average
WatchHighAverage
Health Comparison
Breed NameNeapolitan MastiffTosa
Lifespan
Lifespan6-9 yrs.10-12 yrs.
Common Health Issues
BloatNoYes
Appearance Comparison
Breed NameNeapolitan MastiffTosa
Coat
FurYesYes
Coat Type
Single CoatYesNo
Smooth CoatYesYes
Coat Texture
StraightYesNo
RoughNoYes
Coat Length(s)
ShortYesYes
Coat Color(s)
BlackYesYes
BlueYesNo
MahoganyYesNo
TawnyYesNo
ApricotNoYes
Black & TanNoYes
BrindleNoYes
FawnNoYes
RedNoYes