PuppyBase

Irish Water Spaniel vs Shih Tzu

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

Irish Water Spaniel vs Shih Tzu

You’re comparing an Irish Water Spaniel and a Shih Tzu because both are low-shedding and pack serious affection. great if you’ve got allergies and want a dog that sticks close. But that’s where the similarities end. One was built for icy bogs, the other for silk pillows. The Irish Water Spaniel is the athlete in this pairing. At 50 to 70 pounds, this dog needs space and purpose. He’s not just smart. he craves mental work. If you’re hunting, hiking, or training for dog sports, he’s your partner. He’s quiet, hardly sheds, and adapts well to different homes, but don’t be fooled by his “easy coat.” That curly liver-colored ringlet over his body? It’s high maintenance in a different way. regular clipping and oiling to prevent matting. And he’s not for someone who wants a laid-back couch buddy. Without enough exercise and brain games, he’ll start redecorating your yard on his own. The Shih Tzu, by contrast, fits in a tote bag. He’s bred for lap lounging, not field trials. He’ll adore kids and seniors alike, fits perfectly in apartments, and while he needs daily grooming, it’s more about brushing than training. But here’s the catch: that pushed-in face means breathing trouble in hot weather and a higher risk of eye issues. He’s happy with a short walk and lots of cuddles. Pick the Spaniel if you want a working dog with depth and drive. Pick the Shih Tzu if companionship and charm top your list. The real insight? Both are loyal, but the Spaniel loves you best when you’re doing something useful together. The Shih Tzu just wants to be near you. doing nothing is fine by him.

Irish Water Spaniel
Shih Tzu
21–24 in
Height
9–10.5 in
45–68 lb
Weight
9–16 lb
12–13 yr
Lifespan
10–18 yr
$1.5–3.5k
Puppy price
$1.2–3.5k
#159
AKC popularity
#20

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.
Irish Water Spaniel Shih Tzu
Overlay

Where they diverge

Good with Young Children
Shih Tzu is better with kids (2-point difference)
Shih
Good with Other Dogs
Shih Tzu is better with other dogs (2-point difference)
Shih
Playfulness
Irish Water Spaniel is more playful (2-point difference)
Irish
Barking Level
Irish Water Spaniel barks less (2-point difference)
Irish
Coat Grooming
Irish Water Spaniel needs less grooming (1-point difference)
Irish
The verdict

Choose the Irish Water Spaniel if…

  • Hunters
  • Active families
  • Waterfowl hunting
  • You value playfulnessIrish Water Spaniel scores noticeably higher.

Choose the Shih Tzu if…

  • Apartment living
  • Seniors
  • Families with gentle children
  • You value good with young childrenShih Tzu scores higher here.
Irish Water Spaniel Owner’s Guide
Everything you need before bringing your Irish Water Spaniel 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
Shih Tzu Owner’s Guide
Everything you need before bringing your Shih Tzu 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