DogMatchUp

Irish Water Spaniel vs Mastiff

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

Irish Water Spaniel
Medium

Irish Water Spaniel

Sporting Group

Mastiff
Giant

Mastiff

Working Group

Quick Comparison

Size

Irish Water Spaniel Medium
Mastiff Giant

Lifespan

Irish Water Spaniel 12-13 years
Mastiff 6-10 years

Exercise Needs

Irish Water Spaniel 5/5
Mastiff 3/5

Grooming Needs

Irish Water Spaniel 3/5
Mastiff 2/5

Breed Overview

Irish Water Spaniel Overview

Irish Water Spaniels boast a distinctive curly liver-colored coat and rat-like tail, standing proudly as one of the oldest spaniel breeds. Their athletic build features a deep chest, powerful legs, and a characteristic topknot of long, loose curls. These intelligent dogs combine a playful spirit with remarkable work ethic, displaying both dignity and enthusiasm in their daily activities.

Origin: Unknown
Life Expectancy: 12-13 years
Size: Medium
Temperament: Playful, Hardworking, Brave

Mastiff Overview

Massive and powerful, the Mastiff embodies strength with a gentle soul. Their distinctive wrinkled forehead and broad skull create an imposing yet noble appearance. Standing up to 30 inches at the shoulder with a deep chest and muscular build, these giants possess a short fawn or apricot coat with a dark mask. Despite their intimidating size, Mastiffs display remarkable gentleness and dignified composure.

Origin: Unknown
Life Expectancy: 6-10 years
Size: Giant
Temperament: Courageous, Dignified, Good-Natured

Key Differences

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

Detailed Comparison

Below is a comprehensive side-by-side comparison of the Irish Water Spaniel and Mastiff, covering everything from physical characteristics to care requirements.

Basic Information

Feature Irish Water Spaniel Mastiff
Size Medium Giant
Life Expectancy 12-13 years 6-10 years
Country of Origin Unknown Unknown
Breed Group Sporting Group Working Group

Physical Characteristics

Feature Irish Water Spaniel Mastiff
Height
21-24 inches
53-61 cm
27-30 inches
70-76 cm
Weight
45-68 lbs
20-31 kg
120-230 lbs
54-104 kg
Coat Type Short, dense coat Medium coat
Coat Length Short Medium
Shedding Seasonal Occasional

Temperament & Behavior

Feature Irish Water Spaniel Mastiff
Temperament Playful, Hardworking, Brave Courageous, Dignified, Good-Natured
Energy Level
5/5
3/5
Intelligence
1/5
3/5

Compatibility

Feature Irish Water Spaniel Mastiff
Good with Children
3/5
3/5
Good with Other Dogs
3/5
3/5
Apartment Friendly
2/5
2/5

Temperament & Personality

Irish Water Spaniel Temperament

Playful Hardworking Brave

The Irish Water Spaniel is known for being playful, hardworking, 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.

Mastiff Temperament

Courageous Dignified Good-Natured

The Mastiff is characterized by being courageous, dignified, good-natured, 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 Irish Water Spaniel and Mastiff, there are notable differences in their temperaments that potential owners should consider:

Sociability with Strangers

Irish Water Spaniel
3/5
Mastiff
3/5

Good with Children

Irish Water Spaniel
3/5
Mastiff
3/5

Side-by-Side Trait Ratings

GOOD WITH YOUNG CHILDREN

Irish Water Spaniel

Not Recommended Good With Children

Rating: 3/5

Mastiff

Not Recommended Good With Children

Rating: 3/5

GOOD WITH OTHER DOGS

Irish Water Spaniel

Not Recommended Good With Other Dogs

Rating: 3/5

Mastiff

Not Recommended Good With Other Dogs

Rating: 3/5

ENERGY LEVEL

Irish Water Spaniel

Low High

Rating: 5/5

Mastiff

Low High

Rating: 3/5

TRAINABILITY / INTELLIGENCE

Irish Water Spaniel

Challenging Easy to Train

Rating: 1/5

Mastiff

Challenging Easy to Train

Rating: 3/5

GROOMING NEEDS

Irish Water Spaniel

Low High

Rating: 3/5

Mastiff

Low High

Rating: 2/5

Care & Maintenance

Irish Water Spaniel Care Requirements

Exercise Needs

5/5

Irish Water Spaniels 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

3/5

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

Mastiff Care Requirements

Exercise Needs

3/5

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

2/5

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

Health & Lifespan

Irish Water Spaniel Health Profile

Average Lifespan: 12-13 years

Common Health Issues:

  • Hip Dysplasia
  • Eye Problems
  • Ear Infections
  • Hypothyroidism
  • Allergies

Mastiff Health Profile

Average Lifespan: 6-10 years

Common Health Issues:

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

Pros & Cons

Irish Water Spaniel

Pros

  • Excellent swimming ability
  • Intelligent and trainable
  • Low-shedding coat
  • Devoted family companion

Cons

  • High grooming needs
  • Requires extensive exercise
  • Can be reserved with strangers
  • Prone to ear infections

Mastiff

Pros

  • Gentle and patient nature
  • Excellent guard dog
  • Good with family
  • Low grooming needs

Cons

  • Heavy drooling
  • Shorter lifespan
  • Requires significant space
  • High food costs

Ready to Find Your Perfect Match?

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