Staffy Bull Bullmastiff Dog: A Comprehensive Guide for Owners

The Staffy Bull Bullmastiff is a unique and fascinating mixed breed dog, created by crossing a Staffordshire Bull Terrier with a Bullmastiff. This hybrid dog breed is known for its calm, devoted, and affectionate nature, inheriting some of the best traits from both its parent breeds. While their large size may be intimidating, these gentle giants make excellent companions and are highly protective of their families.

Staffy Bull Bullmastiff

Combining the strength and courage of the Bullmastiff with the intelligence and loyalty of the Staffordshire Bull Terrier, the Staffy Bull Bullmastiff is a versatile dog that can excel as a family pet, watchdog, or even a working dog. Despite their imposing appearance, this breed has a loving temperament that endears them to everyone they meet. Becoming familiar with the Staffy Bull Bullmastiff’s physical characteristics, temperament, and care requirements is essential for anyone considering adding one of these special dogs to their family.

Key Takeaways

  • The Staffy Bull Bullmastiff is a large mixed breed dog, known for its protective and affectionate nature
  • This breed is a combination of Staffordshire Bull Terrier and Bullmastiff traits, making them versatile and adaptable companions
  • Understanding physical characteristics, temperament, and care requirements are essential for owning a Staffy Bull Bullmastiff successfully.

Breed Overview

The Staffy Bull Bullmastiff is a mixed breed dog that is a cross between the Staffordshire Bull Terrier and the Bullmastiff breeds. This charming hybrid combines the best traits of both parent breeds, resulting in a calm, devoted, and affectionate companion. As a medium to large sized dog, the Staffy Bull Bullmastiff is an excellent choice for those seeking a loving and protective family pet.

The physical attributes of this mixed breed can vary, as it inherits traits from both the Staffordshire Bull Terrier and the Bullmastiff. Typically, the Staffy Bull Bullmastiff has a short, dense coat that comes in colors like fawn, red, or brindle, often with black accents. Males can weigh up to 130 pounds, while females usually weigh between 100 to 120 pounds. Their height ranges from 24 to 27 inches for males and 24 to 26 inches for females.

The Staffy Bull Bullmastiff inherits the loyal, protective, and alert temperament of the Bullmastiff, as well as the sociable, energetic, and playful nature of the Staffordshire Bull Terrier, making this mixed breed an excellent companion for families. They are known to be great with children and other pets due to their loving and amicable demeanor.

In terms of care, the Staffy Bull Bullmastiff requires regular exercise and mental stimulation to keep them healthy and happy. Their short coat makes grooming relatively easy, with only occasional brushing necessary to remove dead hair and maintain a clean coat. It is also essential to provide routine veterinary care, including vaccinations and dental check-ups, to ensure the overall health of your Staffy Bull Bullmastiff.

Physical Characteristics

The Staffy Bull Bullmastiff is a mixed breed dog, resulting from the cross of the Staffordshire Bull Terrier and the Bullmastiff. This dog breed boasts unique physical characteristics that tend to resemble one parent breed more than the other. In this section, we will discuss the size, height, and weight of Staffy Bull Bullmastiffs.


This hybrid dog breed is considered large due to its substantial size. With a muscular frame and sturdy build, the Staffy Bull Bullmastiff takes after the physical traits of both its parent breeds. The size of an individual dog can vary depending on which parent breed has a more dominant influence, but overall, they are known for their strength and well-proportioned bodies.


Staffy Bull Bullmastiffs have a height range of 14 to 27 inches. The height disparity between individual dogs is often a result of the varying influence of the parent breeds. Males are typically taller than females, with females standing shorter at around 14 to 26 inches. This hybrid breed is more elevated and powerful than its Staffordshire Bull Terrier parent but not quite as tall as the Bullmastiff.


The weight of Staffy Bull Bullmastiffs varies between 38-130 lbs for males and 34-120 lbs for females. Heavier males are closer in size to their Bullmastiff parents, while lighter females take after their Staffordshire Bull Terrier heritage. As with their height, the weight of a Staffy Bull Bullmastiff can be heavily influenced by genetics from either the Staffordshire Bull Terrier or the Bullmastiff.

Colors and Variations

Staffy Bull Bullmastiffs come in a variety of colors and patterns that contribute to their appearance. One of the most common colors for this breed is brindle, which consists of a mix of different shades and patterns. These can range from lighter to darker shades, giving the dog a unique and visually appealing coat.

Fawn is another prominent color for Staffy Bull Bullmastiffs, ranging from light brown to reddish-brown. This color may present different shading on the dog’s chest, underside, and legs. Most fawn Staffy Bull Bullmastiffs will also feature a black mask, a standard marking for this breed.

The red coat is prevalent as well and occurs in various shades depending on the specific dog. The intensity of the red can vary from a lighter hue to a deeper, richer tone. In addition to red, tan is another color seen in Staffy Bull Bullmastiffs. This lighter shade is often a subtle mix of brown and yellow hues adding a warm undertone to the dog’s coat.

Apart from these primary colors, Staffy Bull Bullmastiffs can also come in black, white, and brown. These solid colors can sometimes mix with the other colors mentioned above, resulting in beautiful, unique coats. It is essential to remember that each dog’s coat will be different, and no two Staffy Bull Bullmastiffs will have an identical appearance.

Temperament and Personality


The Staffy Bull Bullmastiff is a hybrid breed, resulting from a mix between the Staffordshire Bull Terrier and Bullmastiff. Known for their loyal and affectionate nature, these dogs make excellent family pets. They are particularly good with kids and can become extremely attached to their human companions. The Staffy Bull Bullmastiff thrives on attention and responds well to positive reinforcement during training, making them one of the ideal candidates for a family dog.

It is important to note that early socialization and training play a crucial role in developing a well-behaved Staffy Bull Bullmastiff. By exposing the dog to different people, environments, and situations, you can ensure your pet adapts well to different surroundings and forms a strong bond with your family.

Stranger Behavior

As with most dog breeds, the Staffy Bull Bullmastiff’s reaction to strangers can vary based on their individual personality and the level of socialization they have received. Some Staffy Bull Bullmastiffs tend to be more reserved around unfamiliar people, while others may be more welcoming.

That said, both parent breeds possess protective instincts. Bullmastiffs are known for their innate ability as guard dogs, while Staffordshire Bull Terriers are also quite protective of their families. With these traits being passed on, it is not unusual for a Staffy Bull Bullmastiff to display some level of wariness around strangers or even show slight aggression if they perceive a threat to their family. It is essential to properly manage these protective instincts with obedience training, guidance, and regular socialization to ensure a well-behaved dog.

The Staffy Bull Bullmastiff’s temperament is generally easygoing and calm, which contributes to their suitability as a family companion. However, as with any dog, it’s important to consider each individual’s unique characteristics and behaviors to ensure the best match for your household. With proper care, socialization, and training, these dogs can become wonderful additions to any family, providing love, companionship, and a sense of security.

Exercise Needs

The Staffy Bull Bullmastiff is a mix between the Staffordshire Bull Terrier and Bullmastiff breeds. As both parent breeds have distinct exercise needs, it is important to understand how these needs combine for the mixed breed.

Staffy Bull Bullmastiffs typically require a moderate level of daily activity. Offering them about 30 to 45 minutes of exercise each day can help ensure they maintain appropriate mental and physical well-being. This daily exercise can include activities such as walking, playtime, and muscle strengthening exercises. It’s worth noting that high-impact or overly strenuous exercise should be avoided to prevent joint pain.

Daily walks are essential for the Staffy Bull Bullmastiff, as they not only keep the dog active but also stimulate their senses and encourage socializing with other dogs and people. A 20 to 30-minute walk each day would be suitable for most.

Playtime is equally crucial for the Staffy Bull Bullmastiff. Schedule a time for interactive games like fetch, tug-of-war, or hide-and-seek, which will keep your dog engaged and entertained at home. These activities help channel the breed’s playful and energetic nature while also helping to build a strong bond between the owner and the dog.

Muscle strengthening exercises should also be incorporated into the Staffy Bull Bullmastiff’s exercise routine. Activities such as gentle uphill walking, swimming, or walking on sand can help improve your dog’s overall strength and condition. Additionally, mental stimulation activities, such as puzzles or scent-based games, can be beneficial for the breed, enhancing their overall well-being.

Maintaining proper exercise levels for your Staffy Bull Bullmastiff will ensure a healthy and happy dog. Remember to tailor the activities to your specific dog’s needs and consult a veterinarian or professional dog trainer for any concerns regarding their exercise regimen.

Training and Socialization

Staffy Bull Bullmastiffs are a mixed breed, combining the traits of Staffordshire Bull Terriers and Bullmastiffs. While they may not be the smartest breed, they can be effectively trained with patience and consistency. As with any breed, early socialization and proper training help ensure a well-behaved and well-adjusted dog.

Obedience training plays a crucial role in raising a well-mannered Staffy Bull Bullmastiff. These dogs have a strong sense of independence, which can sometimes result in stubbornness. Therefore, it’s essential to use positive reinforcement techniques, such as praise, treats, and affection, to encourage desired behaviors.

Socialization is equally important for Staffy Bull Bullmastiffs, as it helps them become comfortable with various situations and stimuli. Introducing them to different people, animals, and environments from a young age will aid in minimizing fear or aggression.

Incorporating group socialization classes, like those offered in the Dallas Fort Worth area, is a great way to build confidence in your Staffy Bull Bullmastiff. These classes combine elements of large field socialization with the expertise of experienced trainers, ensuring a controlled environment for your dog to learn positive social skills.

A significant factor to consider when training a Staffy Bull Bullmastiff is their energy level. While not as energetic as some breeds, these dogs still require regular exercise to burn off excess energy, making training sessions more productive.

Remember that patience, consistency, and positive reinforcement are essential when training and socializing a Staffy Bull Bullmastiff. These techniques will ensure a well-rounded, confident, and obedient dog.

Living Environment

Apartment Living

Staffy Bull Bullmastiffs can adapt to living in an apartment, but it’s essential to provide them with enough physical and mental stimulation to prevent boredom and obesity. Since they are not overly energetic dogs, short daily walks and indoor playtime can suffice. However, being a large breed, space can be a concern. It is important to make sure the apartment is spacious enough for them to move around comfortably.

House Living

A house with a yard is an ideal environment for a Staffy Bull Bullmastiff. This allows them to have more space to play, roam, and stretch out. Active people who can provide regular exercise and engagement will help keep this breed happy and healthy. Houses with yards also enable the dogs to indulge in their natural instincts, like exploring and patrolling their territory.

Outdoor Yards

When it comes to outdoor yards, Staffy Bull Bullmastiffs appreciate having a secure and adequately fenced area where they can roam freely. Although not overly energetic, they enjoy having space to expend their energy. Keep in mind that they should never be left outdoors for extended periods, especially in extreme weather conditions. Provide shelter, shade, and water if they spend time outside. Regular supervision and interaction are necessary to prevent them from becoming lazy or indulging in destructive behaviors due to loneliness or boredom.

Health and Grooming

Health Problems

The Staffy Bull Bullmastiff is generally a healthy breed, but like all dogs, they can be prone to certain health issues. Some of the major health concerns for this breed include Entropion, Hip Dysplasia, and Gastric Dilation Volvulus. These health problems can be managed or avoided with regular vet visits, a proper diet, and moderate exercise.

Entropion is a condition where the eyelid rolls inward, which can lead to irritation and infection. Hip Dysplasia is a genetic condition where the hip joint doesn’t fit correctly into the hip socket, causing joint pain and arthritis. Gastric Dilation Volvulus, also known as bloat, is a life-threatening condition where the stomach twists on itself, cutting off blood flow. Be mindful of these conditions and consult your veterinarian regarding any concerns.

Grooming Needs

Staffy Bull Bullmastiffs have relatively low grooming needs. Due to their short coat, they don’t shed heavily, which makes them easy to maintain. However, it’s essential to do the following grooming tasks regularly:

  • Brushing: Brush your dog’s coat once a week to help remove loose hair and keep the coat looking clean and shiny.

  • Bathing: Bathe your Staffy Bull Bullmastiff as needed (typically once every couple of months) with a gentle dog shampoo to remove dirt and maintain healthy skin.

  • Nail trimming: Trim your dog’s nails every 4-6 weeks to prevent them from becoming too long and causing discomfort.

  • Ear cleaning: Check and clean your dog’s ears regularly to prevent infections and wax buildup.

  • Teeth brushing: Brush your Staffy Bull Bullmastiff’s teeth at least once a week to maintain good oral hygiene.

A proper diet is also essential for the overall health and well-being of your Staffy Bull Bullmastiff. Provide a balanced, high-quality dry food that excludes common allergens such as soy and corn. This will help maintain a healthy weight and provide the necessary nutrients for a long, healthy life. Regular vet visits, combined with appropriate grooming and care practices, will ensure your Staffy Bull Bullmastiff enjoys a long and happy lifespan.

Compatibility with Other Animals

The Staffy Bull Bullmastiff, a hybrid breed between the Staffordshire Bull Terrier and the Bullmastiff, is known for its clever and adaptable nature. This breed displays strong protective instincts, making it a suitable companion for families with other pets.

When it comes to compatibility with other dogs, this breed can adjust quickly, especially if it has been properly socialized from a young age. Socialization is crucial as it helps the Staffy Bull Bullmastiff become accustomed to a variety of animals, reducing aggressive behavior and ensuring a more harmonious living environment. Apart from dogs, they also tend to coexist well with cats, particularly if raised together. This makes them a suitable choice for households with feline members.

Regarding hybrid dogs, Staffy Bull Bullmastiffs can potentially interact well with breeds sharing similar physical and temperamental traits. As compatibility often varies depending on individual attributes, it’s essential to conduct a proper introduction and observe their behavior before making a decision.

The Staffy Bull Bullmastiff displays mild and gentle temperament toward smaller pets as well. However, its size and protective instincts may require careful supervision when interacting with little animals, such as rodents or birds. Providing regular socialization opportunities with various species will increase the dog’s ability to adapt and coexist harmoniously with other pets.

History and Origins

The Staffy Bull Bullmastiff is a mixed breed dog with its ancestry tracing back to the Staffordshire Bull Terrier and the Bullmastiff. Though the exact origins of this mixed breed are unknown, it is believed to have existed naturally over the years as a result of crossbreeding between these two well-established breeds.

The Bullmastiff has its roots in England, where it was bred in the 1860s to aid gamekeepers in protecting game on large estates. Their primary role was to track down poachers and immobilize them without causing serious harm. This required a breed that was both powerful and intelligent, and the Bullmastiff was developed to meet those needs.

On the other hand, the origins of the Staffordshire Bull Terrier can be traced back to the 19th century in England, when bloodsports such as bull-baiting and bear-baiting were banned. As these activities went underground, dog owners began pitting their dogs against one another, which led to the development of the Staffy, which was known for its courage, agility, and stamina.

When these two breeds are combined, the resulting Staffy Bull Bullmastiff inherits some of their best characteristics, such as:

  • Strength and power: The Bullmastiff’s muscular build gives the Staffy Bull Bullmastiff the strength to serve as an effective watchdog and deterrent against potential intruders.
  • Intelligence and loyalty: The Staffordshire Bull Terrier’s intelligence and unwavering loyalty make the Staffy Bull Bullmastiff a devoted companion and a quick learner.
  • Size and appearance: The Staffy Bull Bullmastiff can vary in size and appearance, weighing anywhere from 34-130 lbs and standing between 14-27 inches tall, depending on the specific traits inherited from its parent breeds.

Special Considerations

Adopting a Staffy Bull Bullmastiff as a companion dog is a decision that comes with both joys and challenges. This mixed breed dog is often strong and energetic, but its behavior and temperament may vary due to its Staffordshire Bull Terrier and Bullmastiff parentage. Keep in mind the following factors when considering a Staffy Bull Bullmastiff as a pet:

Firstly, be aware of the breed’s sensitivity level. While these dogs are generally affectionate and devoted, they may inherit some level of sensitivity from their parent breeds. This factor can affect their adaptability, making it essential to provide them with a stable, nurturing environment. Socialization and training, including agility training, should be introduced at an early age to ensure a well-rounded and well-behaved dog.

In terms of size, the Staffy Bull Bullmastiff is a medium-sized dog with the potential to become massive depending on their genetics. This breed may require more space in your home and yard than smaller breeds. Exercise needs are also essential to consider, as these dogs are moderately active and will require regular walks or playtime to maintain their health and happiness.

One particular trait of the Bullmastiff side of the mix is drooling. While not all Staffy Bull Bullmastiffs may exhibit this trait, potential owners should be prepared for the possibility of dealing with some drool and keeping a towel on hand for clean-up.

When evaluating the suitability of a Staffy Bull Bullmastiff for a household with elderly individuals or children, keep in mind their tendency to be strong and energetic. While they are typically friendly with family members, their size and strength can be overwhelming for young children or frail adults. Proper training and supervision are crucial to ensure everyone’s safety.

Another factor to consider is the breed’s potential impact on neighbors and the community. The Staffy Bull Bullmastiff’s tendency to bark or howl may disturb nearby residents, especially in densely populated areas. Additionally, some communities may have breed-specific regulations that could affect your ability to own this mixed breed dog.

Finally, consider the maintenance needs of a Staffy Bull Bullmastiff, such as the amount of shedding. This breed is not hypoallergenic, and potential owners should take into account the grooming needs associated with shedding and maintaining a healthy coat.

With these considerations in mind, you can make a more informed decision about whether a Staffy Bull Bullmastiff is the right choice for you and your family.

Frequently Asked Questions

What is the difference between a Staffy and a Bullmastiff?

A Staffy, or Staffordshire Bull Terrier, is a medium-sized breed known for its muscular body and affectionate nature. Bullmastiffs are larger, more powerful dogs that were initially bred for guarding purposes. The Staffy Bull Bullmastiff is a cross between these two breeds, inheriting the physical characteristics and temperament of both its parent breeds.

What breeds were crossed to create the Staffy Bull?

The Staffy Bull Bullmastiff is a mix between the Staffordshire Bull Terrier and the Bullmastiff. This crossbreed combines the attributes of both breeds to create a powerful, yet affectionate and family-friendly dog.

How powerful is the Staffy Bull breed?

Staffy Bull Bullmastiffs are considered quite powerful dogs with a muscular build. Males can weigh up to 130 pounds, reflecting their Bullmastiff ancestry. Their strength, paired with their protective instincts, makes them excellent candidates for guard dogs.

What temperament should I expect from a Staffy Bull Bullmastiff?

Expect a calm, devoted, and affectionate temperament from a Staffy Bull Bullmastiff. They are known to be friendly and loyal towards their families, making them great companion dogs. However, it is essential to socialize and train these dogs from an early age to ensure they develop appropriate behavior around strangers and other animals.

How to care for a Staffy Bull Bullmastiff dog?

Caring for a Staffy Bull Bullmastiff requires regular exercise, proper diet, and routine grooming. These dogs need daily walks and interactive play sessions to keep them mentally and physically stimulated. Feed them high-quality dog food and avoid overfeeding, as this breed can be prone to obesity. Brush their coat weekly to maintain its appearance and to minimize shedding.

What health issues are common in Staffy Bull Bullmastiff dogs?

Common health issues in Staffy Bull Bullmastiffs include entropion, hip dysplasia, and gastric dilation volvulus (bloat). It’s essential to regular veterinary check-ups to monitor and address any health concerns. A balanced diet, proper exercise, and responsible breeding practices can reduce the likelihood of these health issues occurring.

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