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Bullmastiff vs Irish Setter

Side-by-side comparison across all 14 AKC trait ratings, with a clear verdict on which breed fits which kind of household.

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The bottom line

Bullmastiff vs Irish Setter

You’re not really comparing a Bullmastiff to an Irish Setter because they look cool in a movie montage. You’re asking whether you want a silent guardian or a red-haired whirlwind with feathers in its teeth. People lump them together because they’re both big, striking dogs with rich histories, but that’s where the story splits. The Bullmastiff is the dog who knows when someone’s walking past your house at 2 a.m. They won’t bark, but they’ll be at the window, watching. Built like a draft horse with loyalty carved into their bones, they’re calm indoors but need space and a confident owner. They’re not for first-timers because their quiet strength can turn stubborn without firm, consistent training. And yes, they drool. A lot. They’re happiest with older kids who won’t trip over them. or vice versa. Now picture the Irish Setter, a dog that lives in motion. This isn’t a couch companion. It’s the one pulling you out of bed for a 6 a.m. trail run, tail wagging like it’s being paid by the inch. Bred to range across open fields, they need space, stimulation, and a job. Without it, they’ll redecorate your sofa with your favorite shoes. But with the right active family, they’re pure joy. affectionate, goofy, and endlessly patient with kids. Here’s the real difference: Bullmastiffs protect your home. Irish Setters protect your happiness. Choose the Bullmastiff if you want a stoic, powerful presence and have the experience to lead. Choose the Setter if your life moves fast and you want a dog who thrives in the chaos. And don’t be fooled by the numbers. both shed, both get bloat, but only one will follow you room to room like you’re the sun. That’s the Setter. The Bullmastiff? He’s already guarding the back door.

Bullmastiff
Irish Setter
24–27 in
Height
25–27 in
100–130 lb
Weight
60–70 lb
7–9 yr
Lifespan
12–15 yr
$1.5–3.5k
Puppy price
$1.2–3.0k
#51
AKC popularity
#77

Trait-by-trait

Higher bar = more of that trait. Shedding, barking, drooling, grooming flipped for readability.
Affectionate w/ Family
Good with Young Children
Good with Other Dogs
Shedding Level
Coat Grooming
Drooling Level
Good with Strangers
Playfulness
Watchdog / Protective
Adaptability
Trainability
Energy Level
Barking Level
Mental Stimulation Needs
AffectionGood w/ KidsGood w/ DogsShedding LevelGroomingDrooling LevelGood w/ StrangersPlayfulnessProtectiveAdaptabilityTrainabilityEnergy LevelBarking LevelMental Stim.
Bullmastiff Irish Setter
Overlay

Where they diverge

Good with Young Children
Irish Setter is better with kids (2-point difference)
Irish
Good with Other Dogs
Irish Setter is better with other dogs (2-point difference)
Irish
Coat Grooming
Bullmastiff needs less grooming (2-point difference)
Bullmastiff
Good with Strangers
Irish Setter is friendlier with strangers (2-point difference)
Irish
Playfulness
Irish Setter is more playful (2-point difference)
Irish
The verdict

Choose the Bullmastiff if…

  • Experienced dog owners
  • Families with older children
  • Homeowners with fenced yards
  • You value watchdog / protectiveBullmastiff scores noticeably higher.

Choose the Irish Setter if…

  • Active families
  • Hunters
  • Outdoors enthusiasts
  • You value good with young childrenIrish Setter scores higher here.
Bullmastiff Owner’s Guide
Everything you need before bringing your Bullmastiff home.
Breed variants, breeder red flags, and what to ask
First-week checklist and daily schedules by age
Training timeline from 8 weeks to adulthood
Health screenings, emergency card, and feeding portions
Grooming schedule, first-year costs, and what nobody tells you
Get Your Guide
Irish Setter Owner’s Guide
Everything you need before bringing your Irish Setter home.
Breed variants, breeder red flags, and what to ask
First-week checklist and daily schedules by age
Training timeline from 8 weeks to adulthood
Health screenings, emergency card, and feeding portions
Grooming schedule, first-year costs, and what nobody tells you
Get Your Guide

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