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Puppy Weight Calculator

Enter your puppy’s age, weight, and breed to estimate its expected adult weight quickly and accurately.

Puppy Age:

wks ▾

Puppy's Current Weight:

kg ▾

Advance Option

Select Breed:

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The Puppy Weight Calculator helps you estimate your puppy's current weight and predicts its adult weight. If you have adopted a puppy and want to know its future size, this dog size calculator is the best tool for accurate predictions.

How Big Will My Puppy Get?

You can determine the size of your pet with the help of the following equation:

Adult Weight = (Current Weight ÷ Age in Weeks) x 52

Your Dog’s Weight Category:

According to the weight of the puppy measured at various intervals of time by using this Puppy Growth Chart Calculator, the overall weight range of different dog types is listed in the following table below:

Toy dog	< 12 lb / < 5.4 kg
Small dog	12 - 22 lb / 5.4 - 10 kg
Medium dog	22 - 57 lb / 10 - 25.9 kg
Large dog	57 - 99 lb / 25.9 - 44.9 kg
Giant dog	> 99 lb / > 44.9 kg

It may seem a time consuming task to measure the weight of your pet manually. This is why we have designed this free puppy weight calculator so that it becomes no more tough for you to weigh your dog.

Dogs Weight Chart:

How big will my dog get with the passage of time? Well, the answer to this question is not simple. Normally, it takes about a year for a puppy to grow to an adult. But it does not mean that every dog takes the same span of time to become big. Here we have the following dog weight charts that show an estimated weight gain after a puppy is born to its adult age.

Toy Breeds

Birth Weight	2.5 oz	3.5 oz	4.5 oz	5.5 oz	6.5 oz
1 week	3.5 oz	6 oz	9 oz	10 oz	12 oz
2 weeks	5 oz	7 oz	12 oz	14 oz	18 oz
4 weeks	8 oz	12 oz	18 oz	22 oz	24 oz
6 weeks	10 oz	16 oz	24 oz	29 oz	34 oz
8 weeks	12 oz	20 oz	29 oz	35 oz	42 oz
10 weeks	14 oz	23 oz	33 oz	40 oz	47 oz
12 weeks	16 oz	27 oz	39 oz	47 oz	55 oz
14 weeks	18 oz	31 oz	45 oz	52 oz	62 oz
16 weeks	20 oz	35 oz	52 oz	59 oz	72 oz
18 weeks	22 oz	38 oz	54 oz	67 oz	78 oz
20 weeks	24 oz	42 oz	58 oz	72 oz	82 oz
22 weeks	26 oz	44 oz	62 oz	76 oz	86 oz
24 weeks	28 oz	46 oz	66 oz	78 oz	90 oz
Adult Weight	1.75 lbs	3.5 lbs	5 lbs	6 lbs	7 lbs

Small Breeds

8 weeks	2 lbs	3 lbs	4 lbs
10 weeks	2.5 lbs	4 lbs	5.5 lbs
12 weeks	3.5 lbs	5 lbs	6.5 lbs
14 weeks	4 lbs	6 lbs	7.5 lbs
16 weeks	4.5 lbs	7 lbs	9 lbs
5 months	6 lbs	8.5 lbs	12 lbs
6 months	7 lbs	10 lbs	14 lbs
7 months	8 lbs	11.5 lbs	16 lbs
8 months	9 lbs	13.5 lbs	18 lbs
10 months	11 lbs	16.5 lbs	22 lbs
12 months	13 lbs	20 lbs	27 lbs

Medium Breeds

8 weeks	5 lbs	6 lbs	8 lbs
10 weeks	6.5 lbs	8 lbs	10.5 lbs
12 weeks	8 lbs	10 lbs	12 lbs
14 weeks	9.5 lbs	12 lbs	15 lbs
16 weeks	11 lbs	14 lbs	17 lbs
5 months	14 lbs	18 lbs	23 lbs
6 months	17 lbs	20 lbs	27 lbs
7 months	19 lbs	23 lbs	31 lbs
8 months	22 lbs	27 lbs	36 lbs
10 months	27 lbs	33 lbs	43 lbs
12 months	33 lbs	40 lbs	53 lbs

Large Breeds

8 weeks	11 lbs	13 lbs	15 lbs
10 weeks	14 lbs	17 lbs	19 lbs
12 weeks	17 lbs	20 lbs	23 lbs
14 weeks	20 lbs	23 lbs	27 lbs
16 weeks	23 lbs	27 lbs	29 lbs
5 months	31 lbs	36 lbs	31 lbs
6 months	36 lbs	43 lbs	42 lbs
7 months	42 lbs	49 lbs	57 lbs
8 months	48 lbs	57 lbs	66 lbs
10 months	60 lbs	64 lbs	82 lbs
12 months	72 lbs	85 lbs	98 lbs
18 months	105 lbs	125 lbs	145 lbs

How Our Puppy Size Predictor Works?

Make a use of our puppy growth calculator to better estimate your puppy’s weight. What you need to do is to go through a couple of steps to determine your pet’s current mass.

Let’s find how!

Input:

Write down your puppy’s current age in days or weeks or months
Enter the weight in the weight menu the same way
Select the unit of age and weight from the drop-down list
Tap the ‘CALCULATE’ button

Output:

The dog weight calculator determines:

Accurate weight of your puppy when it will be full-grown up.
Show a detailed-weight chart and highlight your dog’s category in it.

FAQ’s:

How Much Should A Three Months Old Puppy Weight?

A 3 months male dog should weigh in the range 20-30lb. For female dogs, this range becomes 20-25lbs. In case you do not know about your puppy’s weight, use a puppy weight calculator to predict it.

Is My Puppy Underweight?

Your puppy may be underweight if its ribs, vertebrae and bones get highlighted and you could clearly see its narrow waist line. Also, an underweight puppy has a healthy muscle loss around its shoulders and legs.

References:

From Wikipedia: Puppy nutrition, Energy, Synopsis, Dog breed, Genetic evidence, Breeds

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