Question 1

How much should a Cavalier King Charles Spaniel weigh?

Accepted Answer

The ideal weight for a Cavalier King Charles Spaniel is 13.2–17.6 lbs (6–8 kg). Even a small weight gain can be significant for smaller breeds.

Question 2

How many calories does a Cavalier King Charles Spaniel need per day?

Accepted Answer

A typical adult Cavalier King Charles Spaniel weighing about 15 lbs (7 kg) needs approximately 482–602 kcal per day, depending on activity level and neuter status.

Question 3

Is my Cavalier King Charles Spaniel overweight?

Accepted Answer

59% of dogs are overweight. Check your Cavalier King Charles Spaniel's Body Condition Score (BCS) — if you can't easily feel their ribs or they have no visible waist, they may be overweight. Take our free 2-minute BCS assessment.

Question 4

How big does a Cavalier King Charles Spaniel get?

Accepted Answer

A full-grown Cavalier King Charles Spaniel stands 30–33 cm (11.8–13.0 inches) tall and weighs 13.2–17.6 lbs (6–8 kg).

Question 5

What is the lifespan of a Cavalier King Charles Spaniel?

Accepted Answer

The average lifespan of a Cavalier King Charles Spaniel is 12–15 years. Smaller breeds tend to live longer.

Question 6

When do Cavalier King Charles Spaniels stop growing?

Accepted Answer

Most Cavalier King Charles Spaniels reach their full adult weight between 9 and 10 months of age. Small breeds mature faster and typically reach full size by 10 months. Use the growth milestones section above to track if your Cavalier King Charles Spaniel is growing at a healthy rate.

Question 7

How can I tell if my Cavalier King Charles Spaniel is overweight?

Accepted Answer

Check three signs: (1) You can't feel your Cavalier King Charles Spaniel's ribs easily under the fur. (2) From above, there's no visible waist behind the ribs. (3) From the side, the belly doesn't tuck up after the chest. If any of these apply, your Cavalier King Charles Spaniel may be carrying extra weight. Use the Body Condition Score checker above for a quick assessment, or consult your vet.

Question 8

How much should a Cavalier King Charles Spaniel puppy weigh at 3 months?

Accepted Answer

A 3-month-old Cavalier King Charles Spaniel typically weighs 4.6–7.9 lbs (2.1–3.6 kg). Use our Puppy Weight Predictor to estimate your puppy's adult weight based on current age and weight.

Question 9

What is the best diet for a Cavalier King Charles Spaniel to maintain healthy weight?

Accepted Answer

Adult Cavalier King Charles Spaniels typically need 482–602 calories per day, depending on activity level. Feed a high-quality dog food appropriate for their life stage (puppy, adult, or senior) and size. Use our Calorie Calculator for a personalized daily food amount recommendation.

Question 10

How much exercise does a Cavalier King Charles Spaniel need?

Accepted Answer

Cavalier King Charles Spaniels are a small-sized breed and typically need 30–45 minutes of exercise per day. This includes walks, play time, and mental stimulation. Adjust based on your dog's age and health — puppies need shorter, gentler sessions while healthy adults can handle more.

Weight Range	13.2–17.6 lbs (6–8 kg)
Height	30–33 cm (11.8–13.0 inches)
Full Growth	9–10 months
Daily Calories	~482–602 kcal (adult, neutered)

Cavalier King Charles Spaniel Weight & Calorie Guide

Quick Facts

Ideal Weight Range

Cavalier King Charles Spaniel Calorie Calculator