Unfortunately, the Neo Bullmastiff is not hypoallergenic, making it not a good choice for a dog lover who suffers from pet allergies.

While no dogs are truly 100% hypoallergenic, Sealyham Terriers are about as close as it gets, making them an ideal pet if you are an allergy sufferer.

Stubborn
Protective
Alert
Powerful
Courageous
Docile
Obedient
Reliable
Dominant
Loyal
Devoted
Trainable
Fearless
Calm

Alert
Outright
Tempered
Friendly
Calm
Fearless
Intelligent

Neo Bullmastiffs are moderate shedders, but regular brushing can reduce shedding and maintain coat health.

Sealyham Terriers shed very little hair, making them a great choice for those who dislike excess hair in the house.

Bullmastiff, Neopolitan Mastiff

corgi, west highland white, wirehaired fox, and bull terriers

Unknown

1800s

Brown
Amber

Brown

Blue
Black
Brown
Isabella

Black

Black
Blue
Brown
Brindle
Red
Fawn
Sable

White
Pied
Cream
Brown
Blue

Neo Bullmastiffs have short coats.

Sealyham Terriers have medium-length coats.

Straight

Wiry

A Neo Bullmastiff can have a litter of 4-13 puppies on average. However, it's worth noting that the size of the litters can vary greatly. Factors that can influence litter size include the health of the mother, breeding history, and genetics.

A Sealyham Terrier can have a litter of 14-16 puppies on average. However, it's worth noting that the size of the litters can vary greatly. Factors that can influence litter size include the health of the mother, breeding history, and genetics.

Neo Bullmastiffs have average adaptability to changes in lifestyle and living environments compared to other breeds.

Sealyham Terriers are highly adaptable and versatile, making them excellent companions for families and individuals of all lifestyles.

The Neo Bullmastiff breed is generally very healthy, requiring minimal vet visits. Still, it's important to keep an eye on their health and seek veterinary care when needed.

Sealyham Terriers are susceptible to health issues like all breeds, so it's important to monitor their health and seek veterinary care when needed.

Elbow Dysplasia
Canine Hip Dysplasia
Gastric Dilation Volvulus (GDV) or Bloat

Usually A Very Healthy Breed

Entropion
Ectropion
Cherry Eye
Retinal Dysplasia
Lip Fold Pyoderma
Skin Fold Dermatitis
Wobbler's Syndrome
Ataxia

Retinal Dysplasia
Lens Luxation

Eye Examination
Thyroid Testing
Skin Scrapings and Biopsy
X-rays or other radiographic imaging
Bone Biopsy
Myelography (Dye And X-Ray to Assess The Spinal Cord)

Eye
Hearing
Eye Examination

Neo Bullmastiff has average social needs and is less independent than other breeds.

Sealyham Terrier has below average social needs and is content with spending time alone.

Neo Bullmastiffs are known for their relaxed and calm nature and enjoy long periods of sleep.

Sealyham Terriers sleep less than other breeds but still need adequate sleep for good health.

Neo Bullmastiffs are low-energy dogs. This breed make a great companion for a relatively inactive person. Neo Bullmastiff dogs require a few short daily walks, and then they're happy snuggling next to you for the rest of the day.

Sealyham Terriers are medium-energy dogs and typically enjoy socializing and playing casual or even sustained games of chase with other dogs. They may also have occasional periods of barking or racing around the house.

There's really no limit to how far you walk your dog as long as they're comfortable. For Neo Bullmastiff, it's at least 11 miles / week. Just remember to build distance and stamina gradually over time.

There's really no limit to how far you walk your dog as long as they're comfortable. For Sealyham Terrier, it's at least 6 miles / week. Just remember to build distance and stamina gradually over time.

In general most Neo Bullmastiffs usually need at least 45 minutes of exercise daily. This can be spread across the day and include all sorts of high-energy activities, like walking, running and playing.

In general most Sealyham Terriers usually need at least 30 minutes of exercise daily. This can be spread across the day and include all sorts of high-energy activities, like walking, running and playing.

The Neo Bullmastiff has low grooming needs and is easy to maintain.

The Sealyham Terrier requires an average amount of grooming compared to other breeds.

Slicker Brush
Nail Clipper

Comb
Deshedder
Scissors
Nail Clipper

For an average 130-150 pound (59 - 68 kg) Neo Bullmastiff feed 3.5 cups daily. But, keep in mind, the amount you feed is going to be dependent on the quality of the food you are feeding.

For an average 23-24 pound (10 - 11 kg) Sealyham Terrier feed 0.8 cups daily. But, keep in mind, the amount you feed is going to be dependent on the quality of the food you are feeding.

The average cost of a Neo Bullmastiff is somewhere $3.80 - $4.20 per day.

The average cost of a Sealyham Terrier is somewhere $1.20 - $1.40 per day.

The average per month expenses of a Neo Bullmastiff is between $112 - $126. This makes an average of $1344 - $1512 per year. It will be on the higher side when the dog is still small because it will need more frequent visits to the vet, shots.

The average per month expenses of a Sealyham Terrier is between $35 - $42. This makes an average of $420 - $504 per year. It will be on the higher side when the dog is still small because it will need more frequent visits to the vet, shots.

Neo Bullmastiffs are good apartment dogs as long as they get enough exercise and stimulation outside of the apartment.

Sealyham Terriers make excellent apartment dogs, being fairly active indoors and not requiring a yard.

Neo Bullmastiffs are somewhat cat friendly and can be trained to get along with cats.

Sealyham Terriers are average in their friendliness toward cats and tend to do well with them, especially if raised together.

Neo Bullmastiffs are not dog-friendly.

Sealyham Terriers are friendly and active companions, and can be good family pets, though their friendliness towards other dogs may vary.

Neo Bullmastiffs are quick to announce strangers and can be standoffish or suspicious.

Sealyham Terriers are averagely friendly around strangers but benefit from early socialisation.

Neo Bullmastiffs are not known for being a highly playful breed.

Sealyham Terriers have an average level of playfulness, enjoying playtime like most dogs but not excessively so.