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Maltese vs Portuguese Water Dog

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

Maltese vs Portuguese Water Dog

People compare Maltese and Portuguese Water Dogs because they’re both non-shedding, affectionate breeds that thrive on human connection and are popular among allergy sufferers. But beyond that coat trait, they’re practically opposites in everything that shapes daily life with a dog. The Maltese is a lapdog with the heart of a court jester, bred to charm aristocrats in silk-lined palaces. At seven pounds, they’re light enough to carry in a tote, perfect for apartment dwellers or seniors wanting a velvety companion that adapts to quiet routines. They’re sweet with older kids but can be fragile around toddlers. You’ll spend time grooming. those white locks tangle easily. but you won’t be wiped out by energy. They’re moderately active, happy with indoor play and short walks. The Portuguese Water Dog is a full-on athlete with a mission-driven mindset. Built to swim through Atlantic swells, these dogs weigh up to 60 pounds and need real work. physically and mentally. They’re happiest with daily swims, hikes, or dog sports. Don’t get one if you’re not ready to commit to two-plus hours of activity a day. They’re fantastic with kids, incredibly trainable, and bond deeply with their people. Here’s the insight no breeder brochure tells you: the Maltese may seem high-maintenance because of grooming, but the Portuguese Water Dog is emotionally high-maintenance. They demand involvement. A neglected PWD can turn destructive not from stubbornness, but from unmet purpose. Pick the Maltese if you want a soft, portable shadow who adds sweetness to a quieter life. Choose the Portuguese Water Dog if you want a partner in adventure who’ll match your energy and then some. One’s a living heirloom, the other a co-pilot. Know which you need.

Maltese
Portuguese Water Dog
7–9 in
Height
17–23 in
4–7 lb
Weight
35–60 lb
12–15 yr
Lifespan
11–13 yr
$1.5–5.0k
Puppy price
$2.5–5.0k
#37
AKC popularity
#50

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.
Maltese Portuguese Water Dog
Overlay

Where they diverge

Good with Young Children
Portuguese Water Dog is better with kids (2-point difference)
Portuguese
Playfulness
Portuguese Water Dog is more playful (2-point difference)
Portuguese
Trainability
Portuguese Water Dog is easier to train (2-point difference)
Portuguese
Energy Level
Portuguese Water Dog has more energy (2-point difference)
Portuguese
Mental Stimulation Needs
Portuguese Water Dog needs more mental stimulation (2-point difference)
Portuguese
The verdict

Choose the Maltese if…

  • Apartment living
  • Allergy sufferers
  • Seniors

Choose the Portuguese Water Dog if…

  • Allergy sufferers
  • Active families
  • Water and outdoor enthusiasts
  • You value good with young childrenPortuguese Water Dog scores higher here.
Maltese Owner’s Guide
Everything you need before bringing your Maltese 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
Portuguese Water Dog Owner’s Guide
Everything you need before bringing your Portuguese Water Dog 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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