DogMatchUp

Bullmastiff vs Japanese Spitz

Comprehensive comparison of two popular breeds to help you decide which one might be the better fit for your lifestyle and preferences.

Bullmastiff
Large

Bullmastiff

Working Group

Japanese Spitz
Small

Japanese Spitz

Foundation Stock Service

Quick Comparison

Size

Bullmastiff Large
Japanese Spitz Small

Lifespan

Bullmastiff 7-9 years
Japanese Spitz 12-14 years

Exercise Needs

Bullmastiff 4/5
Japanese Spitz 3/5

Grooming Needs

Bullmastiff 2/5
Japanese Spitz 3/5

Breed Overview

Bullmastiff Overview

Powerful and majestic, Bullmastiffs showcase a muscular build with a distinctive broad head and dark muzzle. Their short fawn, red, or brindle coat complements their imposing yet gentle demeanor. Standing up to 27 inches at the shoulder with males weighing up to 130 pounds, these dogs combine strength with surprising agility. Their watchful expression and noble bearing reflect their heritage as guardian breeds.

Origin: Unknown
Life Expectancy: 7-9 years
Size: Large
Temperament: Affectionate, Loyal, Brave

Japanese Spitz Overview

Japanese Spitz dogs showcase a striking pure white double coat with a distinctive ruff around the neck and shoulders. Their pointed ears, dark almond-shaped eyes, and curled tail create an alert, fox-like expression. Medium-sized and well-proportioned, these elegant companions combine grace with sturdiness, displaying remarkable agility and poise in movement.

Origin: Unknown
Life Expectancy: 12-14 years
Size: Small
Temperament: Loyal, Playful, Smart

Key Differences

  • Energy Level: Bullmastiffs are more energetic than Japanese Spitzs, requiring more daily exercise.
  • Grooming: Bullmastiffs require less grooming attention compared to Japanese Spitzs.
  • Temperament: While both breeds are intelligent, Bullmastiffs tend to be more reserved with strangers than Japanese Spitzs.
  • Trainability: Japanese Spitzs may be slightly easier to train due to their Japanese Spitz's higher intelligence ranking.
  • Living Situation: Japanese Spitzs adapt better to apartment living, while Bullmastiffs typically prefer homes with more space.

Detailed Comparison

Below is a comprehensive side-by-side comparison of the Bullmastiff and Japanese Spitz, covering everything from physical characteristics to care requirements.

Basic Information

Feature Bullmastiff Japanese Spitz
Size Large Small
Life Expectancy 7-9 years 12-14 years
Country of Origin Unknown Unknown
Breed Group Working Group Foundation Stock Service

Physical Characteristics

Feature Bullmastiff Japanese Spitz
Height
24-27 inches
61-69 cm
12-15 inches
30-38 cm
Weight
100-130 lbs
45-59 kg
10-25 lbs
5-11 kg
Coat Type Short, dense coat Short, dense coat
Coat Length Short Short
Shedding Seasonal Occasional

Temperament & Behavior

Feature Bullmastiff Japanese Spitz
Temperament Affectionate, Loyal, Brave Loyal, Playful, Smart
Energy Level
4/5
3/5
Intelligence
2/5
2/5

Compatibility

Feature Bullmastiff Japanese Spitz
Good with Children
3/5
3/5
Good with Other Dogs
3/5
3/5
Apartment Friendly
2/5
3/5

Temperament & Personality

Bullmastiff Temperament

Affectionate Loyal Brave

The Bullmastiff is known for being affectionate, loyal, brave, making them better suited for homes without young children. Their moderate intelligence means they can be trained with consistent effort. They tend to be reserved with strangers, which makes them good watchdogs. With their high energy levels, they need plenty of exercise and mental stimulation to prevent boredom and destructive behaviors.

Japanese Spitz Temperament

Loyal Playful Smart

The Japanese Spitz is characterized by being loyal, playful, smart, which makes them better for households without small children. With their moderate intelligence, they can learn with consistent training methods. They're naturally cautious around strangers, which enhances their ability to serve as watchdogs. Their moderate energy level makes them versatile companions that can adapt to your activity level, though regular exercise is still important.

Temperament Comparison

When comparing the Bullmastiff and Japanese Spitz, there are notable differences in their temperaments that potential owners should consider:

Sociability with Strangers

Bullmastiff
3/5
Japanese Spitz
3/5

Good with Children

Bullmastiff
3/5
Japanese Spitz
3/5

Side-by-Side Trait Ratings

GOOD WITH YOUNG CHILDREN

Bullmastiff

Not Recommended Good With Children

Rating: 3/5

Japanese Spitz

Not Recommended Good With Children

Rating: 3/5

GOOD WITH OTHER DOGS

Bullmastiff

Not Recommended Good With Other Dogs

Rating: 3/5

Japanese Spitz

Not Recommended Good With Other Dogs

Rating: 3/5

ENERGY LEVEL

Bullmastiff

Low High

Rating: 4/5

Japanese Spitz

Low High

Rating: 3/5

TRAINABILITY / INTELLIGENCE

Bullmastiff

Challenging Easy to Train

Rating: 2/5

Japanese Spitz

Challenging Easy to Train

Rating: 2/5

GROOMING NEEDS

Bullmastiff

Low High

Rating: 2/5

Japanese Spitz

Low High

Rating: 3/5

Care & Maintenance

Bullmastiff Care Requirements

Exercise Needs

4/5

Bullmastiffs require significant daily exercise, including at least 60-90 minutes of physical activity. This can include walks, play sessions, and more vigorous activities like running, swimming, or fetch.

Grooming Requirements

2/5

With their short, dense coat coat, Bullmastiffs require moderate grooming. This includes regular brushing to prevent matting and reduce shedding. Occasional professional grooming may be beneficial.

Japanese Spitz Care Requirements

Exercise Needs

3/5

Japanese Spitzs need regular daily exercise, including about 30-60 minutes of physical activity. This should include walks, play sessions, and moderate activities like walking and interactive play.

Grooming Requirements

3/5

With their short, dense coat coat, Japanese Spitzs require moderate grooming. This includes regular brushing to maintain coat health and reduce shedding. Occasional professional grooming may be helpful.

Health & Lifespan

Bullmastiff Health Profile

Average Lifespan: 7-9 years

Common Health Issues:

  • Hip Dysplasia
  • Bloat
  • Heart Issues
  • Eye Problems
  • Cancer

Japanese Spitz Health Profile

Average Lifespan: 12-14 years

Common Health Issues:

  • Patellar Luxation
  • Progressive Retinal Atrophy
  • Hip Dysplasia
  • Dental Issues
  • Allergies

Pros & Cons

Bullmastiff

Pros

  • Loyal and protective
  • Good with family
  • Low grooming needs
  • Quiet nature
  • Excellent guardians

Cons

  • Heavy droolers
  • Shorter lifespan
  • Size management issues
  • Not good with strangers
  • Health concerns

Japanese Spitz

Pros

  • Excellent family companion
  • Adaptable to various living situations
  • Low maintenance health needs
  • Good with children

Cons

  • Regular grooming required
  • Can be vocal
  • Moderate shedding
  • May be reserved with strangers

Ready to Find Your Perfect Match?

Now that you've compared the Bullmastiff and Japanese Spitz, explore more breeds or use our breed matching tool to find the perfect dog for your lifestyle.