DogMatchUp

Welsh Terrier vs Spanish Mastiff

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

Welsh Terrier
Toy

Welsh Terrier

Terrier Group

Spanish Mastiff
Giant

Spanish Mastiff

Foundation Stock Service

Quick Comparison

Size

Welsh Terrier Toy
Spanish Mastiff Giant

Lifespan

Welsh Terrier 12-15 years
Spanish Mastiff 10-12 years

Exercise Needs

Welsh Terrier 4/5
Spanish Mastiff 2/5

Grooming Needs

Welsh Terrier 4/5
Spanish Mastiff 3/5

Breed Overview

Welsh Terrier Overview

Welsh Terriers showcase a sturdy, compact frame with distinctive rectangular heads and dense, wiry black and tan coats. Standing 15 inches at the shoulder, these spirited terriers possess alert, dark eyes and V-shaped ears that fold forward. Their balanced proportions and confident carriage reflect their heritage as capable hunting dogs, while their intelligent expressions hint at their quick-witted nature.

Origin: Unknown
Life Expectancy: 12-15 years
Size: Toy
Temperament: Friendly, Spirited, Intelligent

Spanish Mastiff Overview

Majestic Spanish Mastiffs possess a commanding presence with their massive build and dignified bearing. Their thick, muscular frame supports a large head with pendulous jowls and a distinctive wrinkled brow. The dense coat comes in various colors, predominantly fawn and brindle. Despite their imposing size, these gentle giants display remarkable gentleness and patience, particularly with family members.

Origin: Unknown
Life Expectancy: 10-12 years
Size: Giant
Temperament: Affectionate, Intelligent, Kind

Key Differences

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

Detailed Comparison

Below is a comprehensive side-by-side comparison of the Welsh Terrier and Spanish Mastiff, covering everything from physical characteristics to care requirements.

Basic Information

Feature Welsh Terrier Spanish Mastiff
Size Toy Giant
Life Expectancy 12-15 years 10-12 years
Country of Origin Unknown Unknown
Breed Group Terrier Group Foundation Stock Service

Physical Characteristics

Feature Welsh Terrier Spanish Mastiff
Height
15-15 inches
38-38 cm
28-35 inches
71-89 cm
Weight
20-20 lbs
9-9 kg
140-200 lbs
64-91 kg
Coat Type Short, dense coat Short, dense coat
Coat Length Short Short
Shedding Occasional Seasonal

Temperament & Behavior

Feature Welsh Terrier Spanish Mastiff
Temperament Friendly, Spirited, Intelligent Affectionate, Intelligent, Kind
Energy Level
4/5
2/5
Intelligence
2/5
2/5

Compatibility

Feature Welsh Terrier Spanish Mastiff
Good with Children
5/5
3/5
Good with Other Dogs
3/5
3/5
Apartment Friendly
3/5
2/5

Temperament & Personality

Welsh Terrier Temperament

Friendly Spirited Intelligent

The Welsh Terrier is known for being friendly, spirited, intelligent, making them excellent family dogs. Their moderate intelligence means they can be trained with consistent effort. They're typically friendly with strangers, making them poor guard dogs but excellent social companions. With their high energy levels, they need plenty of exercise and mental stimulation to prevent boredom and destructive behaviors.

Spanish Mastiff Temperament

Affectionate Intelligent Kind

The Spanish Mastiff is characterized by being affectionate, intelligent, kind, 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 Welsh Terrier and Spanish Mastiff, there are notable differences in their temperaments that potential owners should consider:

Sociability with Strangers

Welsh Terrier
5/5
Spanish Mastiff
3/5

Good with Children

Welsh Terrier
5/5
Spanish Mastiff
3/5

Side-by-Side Trait Ratings

GOOD WITH YOUNG CHILDREN

Welsh Terrier

Not Recommended Good With Children

Rating: 5/5

Spanish Mastiff

Not Recommended Good With Children

Rating: 3/5

GOOD WITH OTHER DOGS

Welsh Terrier

Not Recommended Good With Other Dogs

Rating: 3/5

Spanish Mastiff

Not Recommended Good With Other Dogs

Rating: 3/5

ENERGY LEVEL

Welsh Terrier

Low High

Rating: 4/5

Spanish Mastiff

Low High

Rating: 2/5

TRAINABILITY / INTELLIGENCE

Welsh Terrier

Challenging Easy to Train

Rating: 2/5

Spanish Mastiff

Challenging Easy to Train

Rating: 2/5

GROOMING NEEDS

Welsh Terrier

Low High

Rating: 4/5

Spanish Mastiff

Low High

Rating: 3/5

Care & Maintenance

Welsh Terrier Care Requirements

Exercise Needs

4/5

Welsh Terriers 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

4/5

With their short, dense coat coat, Welsh Terriers require frequent grooming. This includes brushing several times per week to prevent matting and reduce shedding. Professional grooming every 4-8 weeks is recommended.

Spanish Mastiff Care Requirements

Exercise Needs

2/5

Spanish Mastiffs 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, Spanish Mastiffs require moderate grooming. This includes regular brushing to maintain coat health and reduce shedding. Occasional professional grooming may be helpful.

Health & Lifespan

Welsh Terrier Health Profile

Average Lifespan: 12-15 years

Common Health Issues:

  • Hip dysplasia
  • Lens luxation
  • Allergies
  • Glaucoma
  • Epilepsy

Spanish Mastiff Health Profile

Average Lifespan: 10-12 years

Common Health Issues:

  • Hip dysplasia
  • Elbow dysplasia
  • Bloat
  • Heart issues
  • Eye problems

Pros & Cons

Welsh Terrier

Pros

  • Intelligent
  • Loyal
  • Low-shedding
  • Good with children
  • Adaptable
  • Alert watchdog

Cons

  • Strong prey drive
  • Can be stubborn
  • Needs regular grooming
  • High exercise needs

Spanish Mastiff

Pros

  • Excellent guardian breed
  • Gentle with family
  • Patient temperament
  • Low exercise needs

Cons

  • Heavy drooling
  • Significant food costs
  • Space requirements
  • Health issues

Ready to Find Your Perfect Match?

Now that you've compared the Welsh Terrier and Spanish Mastiff, explore more breeds or use our breed matching tool to find the perfect dog for your lifestyle.