Chihuahua vs Greyhound

Which dog breed is right for you?

Chihuahua

Size
3–6 lbs, 5–8 in
Lifespan
14–16 years
Exercise
Low
Grooming
Low
Good with Kids
No
Good with Pets
Yes
Bold Charming Alert Devoted

Greyhound

Size
60–70 lbs, 27–30 in
Lifespan
10–14 years
Exercise
Moderate
Grooming
Low
Good with Kids
Yes
Good with Pets
Yes
Gentle Quiet Noble Independent

About the Chihuahua

The Chihuahua is the world's smallest dog breed, originating from the Mexican state of Chihuahua where ancestors of the breed were kept by the ancient Toltec civilization. Standing just 5–8 inches tall and weighing a mere 2–6 pounds, these tiny dogs come in smooth-coat and long-coat varieties with virtually every color and pattern combination imaginable. Despite their diminutive size, Chihuahuas carry themselves with a bold, terrier-like confidence that belies their fragile frame.

Temperament & Personality

Chihuahuas are fiercely devoted to one person — often forming an almost obsessive bond with their chosen human. They are alert, spirited, and surprisingly courageous, frequently standing up to dogs many times their size without hesitation. While they can be wonderful companions for older children who handle them gently, their small size and tendency toward snappiness make them a poor match for households with toddlers.

Pros

  • Perfect apartment dogs — minimal space and exercise requirements
  • Exceptionally long lifespan of 14–18 years, among the longest of any breed
  • Portable size makes them easy travel companions for on-the-go owners
  • Low food costs and minimal grooming needs — especially the smooth-coat variety

Cons

  • Prone to patellar luxation, heart murmurs, hydrocephalus, and dental overcrowding
  • Fragile bones — easily injured by falls, rough play, or being stepped on
  • Notoriously difficult to housebreak due to tiny bladders and stubborn temperament
  • Tendency toward excessive barking and aggression toward strangers if not properly socialized

Discover your perfect pint-sized companion — explore Chihuahuas looking for forever homes right here on Puplister.

About the Greyhound

The Greyhound is one of the most ancient breeds — depicted in Egyptian tomb art dating back 5,000 years and prized by nobility throughout history for their unmatched speed and grace. Standing 27–30 inches tall and weighing 60–70 pounds, these aerodynamic athletes can reach speeds of 45 miles per hour, making them the fastest dog breed in the world. Their short, smooth coat comes in virtually every color and pattern, including black, white, fawn, red, blue, brindle, and various combinations.

Temperament & Personality

Greyhounds are gentle, quiet, and surprisingly lazy — the ultimate couch potatoes who happen to be world-class sprinters. They are sweet-natured and sensitive dogs that form deep bonds with their owners and are typically good with older children who respect their space. Many retired racing Greyhounds adapt beautifully to home life, though they may need time to learn household basics like stairs, glass doors, and slippery floors.

Pros

  • Remarkably calm and quiet indoors — content to sleep 18+ hours a day on the couch
  • Low-maintenance coat — virtually no grooming needs and minimal shedding
  • Gentle, non-aggressive temperament — rarely bark and never show hostility toward people
  • Many retired racers are available for adoption — giving these athletes a well-deserved second career

Cons

  • Strong prey drive — cannot be trusted off-leash and may chase small dogs, cats, and wildlife
  • Thin skin and minimal body fat make them susceptible to cuts, cold temperatures, and pressure sores
  • Sensitive to anesthesia and many common medications due to low body fat percentage
  • Prone to osteosarcoma, bloat, and dental disease — especially in retired racing dogs

Give a graceful Greyhound the retirement they deserve — browse adoptable Greyhounds on Puplister.

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Frequently Asked Questions

What is the difference between a Chihuahua and a Greyhound?
The Chihuahua is 3–6 lbs, 5–8 in sized while the Greyhound is 60–70 lbs, 27–30 in sized. They differ in size (3–6 lbs, 5–8 in vs 60–70 lbs, 27–30 in), lifespan (14–16 years vs 10–14 years), and care requirements.
Which breed is better with kids, Chihuahua or Greyhound?
Chihuahua is not typically good with kids. Greyhound is generally good with kids.
Which breed lives longer, Chihuahua or Greyhound?
The Chihuahua has a lifespan of 14–16 years while the Greyhound has a lifespan of 10–14 years.

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