Question 1

How much should a Sussex Spaniel weigh?

Accepted Answer

The ideal weight for a Sussex Spaniel is 35.3–50.7 lbs (16–23 kg). Weight can vary based on gender, age, and individual build.

Question 2

How many calories does a Sussex Spaniel need per day?

Accepted Answer

A typical adult Sussex Spaniel weighing about 43 lbs (20 kg) needs approximately 1039–1299 kcal per day, depending on activity level and neuter status.

Question 3

Is my Sussex Spaniel overweight?

Accepted Answer

59% of dogs are overweight. Check your Sussex 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

When do Sussex Spaniels stop growing?

Accepted Answer

Most Sussex Spaniels reach their full adult weight between 12 and 14 months of age. Medium breeds usually reach full size around 12–14 months. Use the growth milestones section above to track if your Sussex Spaniel is growing at a healthy rate.

Question 5

How can I tell if my Sussex Spaniel is overweight?

Accepted Answer

Check three signs: (1) You can't feel your Sussex 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 Sussex Spaniel may be carrying extra weight. Use the Body Condition Score checker above for a quick assessment, or consult your vet.

Question 6

How much should a Sussex Spaniel puppy weigh at 3 months?

Accepted Answer

A 3-month-old Sussex Spaniel typically weighs 14.1–25.4 lbs (6.4–11.5 kg). Use our Puppy Weight Predictor to estimate your puppy's adult weight based on current age and weight.

Question 7

What is the best diet for a Sussex Spaniel to maintain healthy weight?

Accepted Answer

Adult Sussex Spaniels typically need 1039–1299 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 8

How much exercise does a Sussex Spaniel need?

Accepted Answer

Sussex Spaniels are a medium-sized breed and typically need 45–60 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	35.3–50.7 lbs (16–23 kg)
Full Growth	12–14 months
Daily Calories	~1039–1299 kcal (adult, neutered)

Sussex Spaniel Weight & Calorie Guide

Quick Facts

Ideal Weight Range

Sussex Spaniel Calorie Calculator