
Brittany Spaniels are a medium-sized breed, and their growth patterns can be an important consideration for new owners.
On average, a Brittany Spaniel puppy weighs around 10-15 pounds at birth.
At 4-6 months, they typically reach about 20-25 pounds, and their height is around 10-12 inches.
As they mature, they can grow up to 20-25 inches tall at the shoulder, and weigh between 30-40 pounds.
Their adult weight is usually reached by 12-18 months of age.
Brittany Spaniel Size and Growth
Brittany Spaniels are a medium-sized breed, and their growth is an exciting milestone for any owner. They typically reach their full height between 14 and 16 months of age.
At 3 months, a female Brittany Spaniel should weigh between 5.8 and 7.3 kg, while males should weigh between 5.9 and 8.2 kg. By 6 months, females can weigh between 10.7 and 13.4 kg, and males can weigh between 10.4 and 12.7 kg.
As they grow, Brittany Spaniels can reach a height of 17.5 to 20.5 inches, with a preferred weight of 30 to 45 pounds. However, it's essential to remember that individual dogs can vary greatly, and these are only general guidelines.
On a similar theme: How Heavy Do German Shepherds Get
Here's a breakdown of the average weights and heights of Brittany Spaniels by age:
Keep in mind that these are only general guidelines, and it's always best to consult with a veterinarian or professional breeder for more specific information about your pet's growth and development.
Physical Characteristics
The Brittany spaniel is a unique breed with a striking appearance. They come in two main coat colors: orange and white, and liver and white.
The Brittany's weight range is between 30 to 40 pounds, making them a great size for those who want a hard-working field dog in a smaller package.
Their height is equal to the length of their body, giving them a rather leggy appearance. This is especially noticeable compared to other spaniels.
Brittany spaniels are strong, vigorous, and energetic, with a rugged build that's not clumsy. They're quick in movement and have a customarily short tail, no more than four inches in length.
Their coat pattern can feature ticking, which is desirable, or roan, an even mixture of white and pigmented hairs.
Weight and Height by Age
Newborn Brittany Spaniels typically weigh between 3-5 pounds and stand between 6-9 inches tall. This is a tiny bundle of energy!
At two months, they'll have grown to weigh 8-12 pounds and reach 10-12 inches in height. This is a great time to start socializing your pup.
Here's a breakdown of average weights and heights for male and female Brittany Spaniels at different ages:
At 3 years old, both male and female Brittany Spaniels typically weigh between 30-40 pounds and stand between 17.5-20.5 inches tall.
Brittany Dog Weights & Heights by Age (Male)
At 0-1 month, a male Brittany is typically 3-5 pounds, or 1.4-2.3 kg, and stands 6-9 inches, or 15-23 cm tall.
A 2-month-old male Brittany weighs 8-12 pounds, or 3.6-5.4 kg, and measures 10-12 inches, or 25-30 cm.
By 3 months, a male Brittany's weight ranges from 13-18 pounds, or 5.9-8.2 kg, and his height is 12-14 inches, or 30-36 cm.

Between 4 and 6 months, a male Brittany's weight increases to 23-28 pounds, or 10.4-12.7 kg, and his height reaches 15-17 inches, or 38-43 cm.
At 7-9 months, a male Brittany weighs 25-33 pounds, or 11.3-15 kg, and stands 16-18 inches, or 41-46 cm tall.
By 1 year, a male Brittany's weight is between 28-35 pounds, or 12.7-15.9 kg, and his height is 17-19 inches, or 43-48 cm.
Here's a breakdown of the average weights and heights for a male Brittany at different ages:
Female Heights & Weights by Age
At birth, a female Brittany Spaniel typically weighs between 2-4 pounds and stands about 5-8 inches tall.
The weight of a female Brittany Spaniel increases significantly in the first few months. By two months, she's likely to weigh between 6-10 pounds and stand around 9-11 inches tall.
By three months, a female Brittany Spaniel usually weighs between 10-15 pounds and reaches a height of 11-13 inches.
Check this out: Female Brittany Spaniel

As she grows, her weight and height continue to increase. By four months, she's likely to weigh between 15-20 pounds and stand around 13-15 inches tall.
Here's a breakdown of the average weights and heights of female Brittany Spaniels at different ages:
By one year, a female Brittany Spaniel typically weighs between 13.8 and 17.5 kg.
Frequently Asked Questions
What is a full size Brittany Spaniel?
A full-size Brittany Spaniel typically weighs between 30-45 pounds and is characterized by its leggier build.
Which is bigger a Brittany or springer spaniel?
Brittanys are generally slightly smaller than Springers, with Brittanys typically ranging from 17.5 to 20.5 inches tall and Springers from 19 to 20 inches tall.
Featured Images: pexels.com