Breed matchup

Jack Russell Terrier vs Rat Terrier

Interactive head-to-head—swap sides, filter traits, and see who edges each lifestyle score before you read the full guides.

Jack Russell Terrier

Rat Terrier

Jack Russell Terrier

small · England

Rat Terrier

small · United States

Head-to-head

Jack Russell Terrier vs Rat Terrier

Both are fearless vermin hunters. Jack Russells (and Parsons) are often higher-octane; Rat Terriers can be slightly calmer American farm dogs.

small vs small

Energy 5 vs 3

short vs medium

13-16 years · 12-18 years

Biggest differences

Weight

13-17 lbs

8 - 25 lbs

Height

10-15 inches

10 - 13 inches

Lifespan

13-16 years

12-18 years

Monthly cost*

$50–$100

*Typical ownership cost band estimate—not a quote.

Lifestyle scores

Tap a trait for context. Filter by what matters most to you.

Temperament

Typical breed leanings—individuals vary.

Jack Russell Terrier

Small, energetic terrier with boundless energy and intelligence. Overall, Jack Russell Terriers are described as energetic, intelligent, bold, independent. Trainability sits around 2/5 and bark tendency around 5/5, so patience and clear boundaries matter more than force.

Energetic

Intelligent

Bold

Independent

Rat Terrier

Rat Terrier. Overall, Rat Terriers are described as affectionate, lively, inquisitive, alert. Trainability sits around 3/5 and bark tendency around 5/5, so patience and clear boundaries matter more than force.

Affectionate

Lively

Inquisitive

Alert

Care side by side

Grooming, exercise, and training at a glance.

Jack Russell Terrier

Extremely high energy requiring extensive daily exercise and mental stimulation.

Rat Terrier

Moderate exercise requirements

Who should choose which?

Use this as a shortlist—then meet dogs and read full guides.

Choose Jack Russell Terrier

Choose a Jack Russell Terrier if you want a small dog with very high energy, kids fit limited, and apartment fit poor. Temperament leans energetic and intelligent.

Choose Rat Terrier

Choose a Rat Terrier if you prefer small size, moderate energy, kids fit moderate, and apartment fit excellent. Traits include affectionate and lively.

Still deciding?

Take the lifestyle match quiz or open both breed guides for first-year costs, health screening, and adopter questions.

FAQs

What is the difference between a Jack Russell Terrier and a Rat Terrier?

Both are fearless vermin hunters. Jack Russells (and Parsons) are often higher-octane; Rat Terriers can be slightly calmer American farm dogs.

Which is better for apartments, Jack Russell Terrier or Rat Terrier?

Rat Terrier is the stronger apartment candidate (5/5).

Which is better with kids, Jack Russell Terrier or Rat Terrier?

Rat Terrier scores higher with kids (3/5). Supervision still matters.

How do Jack Russell Terrier and Rat Terrier compare on energy?

Jack Russell Terrier: 5/5 (very high). Rat Terrier: 3/5 (moderate). Match the higher-energy breed only if you can meet exercise needs daily.

References

This comparison summarizes publicly available breed-standard and veterinary education sources. Always consult your veterinarian for individual care, and meet dogs in person before deciding.