Bichon Frise vs Mastiff (English Mastiff): Which Suits Your Home?

The gap here is about as extreme as this site tracks: a Bichon Frise tops out around 18 lbs and 12 inches at the shoulder, while an English Mastiff routinely reaches 120–250 lbs and 27–32 inches, placing it in the giant category outright. Anyone picturing these two side by side should think toy-sized companion versus a dog that can rival a person in height when standing on hind legs. That size difference cascades into everything from doorway clearance to how much floor space a dog bed needs, and it means feeding, medicating, and even lifting an injured dog onto a vet table follow completely different playbooks.

Both breeds are scored Low (2/5) on exercise need, which surprises people who assume a 200-lb dog needs marathon mileage — Mastiffs are famously low-drive once past puppyhood, content with a couple of short walks. Where they diverge is energy level: the Bichon Frise sits at Moderate (3/5), staying playful and bouncy indoors, while the Mastiff's Low (2/5) energy shows up as a dog that would rather flop across the sofa than fetch. A Bichon's exercise needs are easy to meet in a hallway; a Mastiff's low drive is a blessing given its size, but joint issues like hip and elbow dysplasia mean exercise should stay gentle regardless.

Grooming demands flip the expected size correlation on its head. The Bichon Frise carries a curly, dense double coat that needs brushing several times a week plus regular trims to avoid matting, earning a Very High (5/5) grooming score despite shedding almost nothing (1/5). The Mastiff's short, dense coat needs only a weekly brush, rating Low (2/5) on grooming, but it sheds at a Moderate (3/5) clip and drools enough that many owners keep a towel within reach. So the small dog is the higher-maintenance one at the brush, while the giant leaves more hair — and slobber — around the house.

A Bichon Frise scores Very High (5/5) for apartment living and stays fairly vocal at Moderate (3/5) barking, so a thin-walled unit can work but neighbors may hear the occasional outburst. The Mastiff is the opposite on both counts: Low (2/5) apartment suitability simply because of its bulk, paired with Very Low (1/5) barking that makes it a surprisingly quiet giant once settled. Alone time flips things again — the Bichon's Low (2/5) tolerance for solitude means it's prone to separation anxiety, while the Mastiff's Moderate (3/5) rating suggests it copes better left alone, provided there's enough room for it to stretch out.

Trainability scores tie at Moderate (3/5) for both breeds, but the practical experience of training them differs enormously because of scale. A stubborn Bichon Frise is an inconvenience; a stubborn 200-lb Mastiff that decides not to move is a genuine physical challenge, which is likely why the Mastiff rates only Low (2/5) for first-time owners against the Bichon's High (4/5). Mastiffs are also described as Protective, so early socialization and confident leash handling matter more than raw obedience drilling. A first-time owner drawn to the Mastiff's Gentle, Calm reputation should still budget for professional training support given the size stakes involved.

With children, the Mastiff actually edges out the Bichon Frise, Very High (5/5) versus High (4/5), reflecting the breed's famously Gentle and Loyal nature around family — though supervision matters simply because of its size relative to a toddler. The Bichon pulls ahead with other dogs (High 4/5 vs Moderate 3/5) and strangers (High 4/5 vs Moderate 3/5), consistent with its Cheerful, Affectionate temperament versus the Mastiff's more Protective streak, which can make it reserved with unfamiliar visitors. A household that entertains often may find the Bichon's open friendliness easier to manage than a watchful giant breed at the door.

The Bichon Frise's 14–15 year lifespan is nearly 40% longer than the Mastiff's 9–11 years, a gap typical of small-versus-giant comparisons but still stark on paper. The Bichon's health watch list — skin allergies, patellar luxation, bladder stones, cataracts, dental disease — is manageable and rarely life-shortening. The Mastiff's list is longer and heavier: hip and elbow dysplasia, cancer, bloat (GDV), heart disease, dilated cardiomyopathy, progressive retinal atrophy, hypothyroidism, bone cancer, and arthritis. Bloat in particular is an emergency risk unique to deep-chested giants like the Mastiff, and cancer rates run high in the breed, so prospective owners should budget for orthopedic and cardiac screening that a Bichon owner simply won't need.

Monthly costs run $80–$150 for a Bichon Frise against $150–$350 for a Mastiff, and first-year costs tell the same story: roughly $1,100–$2,300 versus $2,200–$4,500. That gap comes from food volume alone — a 200-lb dog eats several times what an 18-lb dog does — plus larger doses for medication, bigger everything from crates to orthopedic beds, and higher spay/neuter and anesthesia costs at the vet. The Bichon rates Moderate (3/5) on overall cost while the Mastiff rates Very High (5/5), and that gap tends to widen with age as the Mastiff's shorter lifespan concentrates cancer and joint-related veterinary bills into fewer years.