Boxmas Dog Breed

A Boxmas is a hybrid mix of a Boxer and a Mastiff. (Though this crossbreed could technically have any one of several mastiff types as a parent, such as a Bullmastiff-Boxer mix, this page describes a Boxer mixed with the "original" English Mastiff.) As a mixed breed, the Boxmas will inherit traits from both parent breeds--and not all Boxmas dogs will exhibit the same characteristics (even those born in the same litter). In general, a Boxmas will be large- to giant-sized, with a short coat and a friendly, energetic, protective personality--but these hybrids can vary some in both appearance and temperament.

Potential Boxmas owners are advised to familiarize themselves with the Boxer and the Mastiff breeds, as most Boxmas dogs will inherit more traits from one parent breed than from the other.

Boxmas Breed Details

The Boxer-Mastiff mix, as a crossbreed, is not an official member of any breed group--but since these hybrids' parent breeds are both members of the Working group in the AKC and other clubs, the Mastiff-Boxer mix would fit nicely in that category. Neither does any info exist about this crossbreed's specific origin; while a Boxer x Mastiff may have existed naturally for a long time, no breeder or breed club has claimed its creation. These hybrids are likely the result of the designer dog "explosion in North America during the late 20th century. The big, friendly, loyal Boxmas is best suited to be a pet for active families, particularly those with enough indoor and outdoor space for such a large, active dog.

A few Boxmas facts: they're giant-sized, averaging 27 inches at the shoulders in height and 100 pounds in weight; they have short, straight, sometimes double-layered coats that shed regularly; and they're surprisingly energetic for their size, and will need quite a bit of exercise.

A few advantages and drawbacks to owning a Boxmas:

Pros
Super-friendly and affectionate
Fairly intelligent
Excellent watch- and guard dog skills
Good health
Simple to groom
Socializes well with kids and most other pets
Not prone to excessive barking or wandering off/escaping
Responds fairly well to training
Playful, comical, and fun-loving
Cons
Can be stubborn and strong-willed
High exercise requirements
Early training and socialization required to help ensure proper behavior
Sheds regularly (and possibly heavily during spring and fall shedding seasons)
Might try to dominate other dogs
Unfortunate hygiene habits (drooling, snoring, flatulence)
Too big/active for apartment living
May be defensive and confrontational with unknown people or animals
Doesn't do well in hot weather
Type
Hybrid
Lifespan
8 - 11 yrs.
Height
24 - 29 in.
Weight
85 - 125 lbs
Friendliness
Overall
Maintenance
Easy to GroomEnergy LevelExercise NeedsShedding Amount
Behavior
Barks / HowlsGuard DogWatch Dog
Ownership
Intelligence

Boxmas Breed Description

The Boxmas is an interesting hybrid: according to owners, this dog often inherits the massive size of its Mastiff parent, while retaining the nearly boundless energy of the Boxer. Put the two together, and you have a dog that's enormous in both size and activity level.

This means a Boxer and Mastiff mix dog isn't for everyone. Owners will need to have a lot of room, both indoors and out! Homes big enough to hold such a large, active dog are better--and the home will need to have a large, fenced yard that'll give the Boxmas plenty of room to run. It's important to note, though, that giant breeds like this one often encounter joint and bone problems during puppyhood, as their swiftly growing bodies can't handle overexertion. Owners will need to limit their Boxmas puppies' physical activity until the dog matures at 21-24 months.

In regards to temperament: the Boxmas will be affectionate, fun-loving, and protective. They'll be great playmates for kids, and normally socialize well with other household pets (though they might try to challenge other dogs). Their intelligence makes Boxmas dogs respond fairly well to training, but their potential stubbornness might mean they'll need a few repetitions when learning commands. And their loyalty and alertness (along with their sheer size!) makes them fantastic watch- and guard dogs, capable of neutralizing most any potential threat.

Again, these are big, energetic animals, and they'll need physical and mental stimulation on a daily basis; without it they can become frustrated and enormously destructive. Walking, jogging, fetch, and canine sports are all great activities for these dogs.

Boxmas Health

The Boxmas, due to hybrid vigor (in which a crossbred dog inherits the healthiest traits of its parent breeds), is pretty healthy. Even so, these hybrids can suffer ailments common to the parent breeds including cancer, hip dysplasia, gastric torsion (or bloat), and assorted eye issues. Potential owners are advised to ask breeders for health screenings for the dog and/or its parents, or they can have their own veterinarians do the screenings.

Life expectancy for the Boxmas is pretty short, at 8-11 years.

Boxmas Health Concerns

Below are potential health concerns associated with Boxmas.

Bloat
Cancer
Hip dysplasia
Eye problems

About this Article

Authored by:Dog-Learn
Updated:September 20, 2021
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