PuppyBase

Giant Schnauzer vs Glen of Imaal Terrier

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

Perfect Puppy Quiz · 5 questions · 90 seconds

Not sure which breed fits your life?

Answer five questions about your home, your schedule, and your tolerance for shedding. We’ll match you to your top three breeds from over 200.

The bottom line

Giant Schnauzer vs Glen of Imaal Terrier

You’re probably not comparing a Giant Schnauzer and a Glen of Imaal Terrier by accident. You’ve done some digging, and you’re looking for a dog with backbone. literally and figuratively. Both are rare, both are terrier-adjacent (even if the Giant Schnauzer is technically a working dog), and both have that “serious dog” aura. But that’s where the similarity ends. The Giant Schnauzer is a 70-pound force of nature. Think German police dog with a salt-and-pepper beard and zero interest in laziness. This dog needs structure, space, and a job. Whether that’s advanced obedience, protection sports, or just marathon hikes with a weighted vest, it doesn’t matter. the Giant needs purpose. It’s incredibly loyal and smart as hell, but if you’re not leading the pack, it will. Not for first-timers. Not for city studios. And yes, you’ll pay for it. up to $5,000 for a good line. The Glen of Imaal Terrier? That’s your quiet rebel. Low to the ground, big on charm, and stubborn in the way only terriers can be. It’s affectionate, yes, and surprisingly adaptable to apartments, but don’t mistake calm for compliant. This dog was bred to go underground after badgers. It’s bold, independent, and will ignore you cheerfully if it thinks you’re wrong. It sheds less and barks less, but good luck with leash training. Here’s the real difference: The Giant Schnauzer amplifies your life. It demands more. more time, more energy, more training. The Glen, though? It complements your life. It’s happy on the couch, then suddenly remembers it’s a warrior and attacks a garden snake. Pick the Giant if you want a partner in intensity. Pick the Glen if you want a dog with quiet fire. and aren’t afraid to let it simmer.

Giant Schnauzer
Glen of Imaal Terrier
23.5–27.5 in
Height
12.5–14 in
55–85 lb
Weight
32–40 lb
12–15 yr
Lifespan
10–15 yr
$2.0–5.0k
Puppy price
$1.5–3.5k
#78
AKC popularity
#174

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.
Giant Schnauzer Glen of Imaal Terrier
Overlay

Where they diverge

Watchdog / Protective
Giant Schnauzer is more protective (2-point difference)
Giant
Trainability
Giant Schnauzer is easier to train (2-point difference)
Giant
Energy Level
Giant Schnauzer has more energy (2-point difference)
Giant
Shedding Level
Glen of Imaal Terrier sheds less (1-point difference)
Glen
Coat Grooming
Glen of Imaal Terrier needs less grooming (1-point difference)
Glen
The verdict

Choose the Giant Schnauzer if…

  • Experienced dog owners
  • Active families
  • Working roles (police, military)
  • You value watchdog / protectiveGiant Schnauzer scores noticeably higher.

Choose the Glen of Imaal Terrier if…

  • Experienced terrier owners
  • Families with older children
  • Apartment or small home living
Giant Schnauzer Owner’s Guide
Everything you need before bringing your Giant Schnauzer 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
Glen of Imaal Terrier Owner’s Guide
Everything you need before bringing your Glen of Imaal Terrier 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

Other comparisons people run