Puppy Weight Calculator

Enter your puppy’s age and weight to calculate its estimated adult weight.

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Puppy weight calculator helps you to estimate your puppy's current weight and shows a prediction about weight when it is grown to an adult. So if you have adopted a puppy and want to know its mass, then using this dog size calculator is your best choice to make.

How Big Will My Puppy Get?

You can determine the size of your pet with the help of the following equation: $$ \text{Adult Weight} = \frac{\text{Puppy Weight}}{\text{Puppy Age In Weeks}} $$

Your Dog’s Weight Category:

According to the weight of the puppy measured at various intervals of time, the overall weight range of different dog types is listed in the following table below:

Toy dog< 12 lb / < 5.4 kg
Small dog12 - 22 lb / 5.4 - 10 kg
Medium dog22 - 57 lb / 10 - 25.9 kg
Large dog57 - 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 Weight2.5 oz3.5 oz4.5 oz5.5 oz6.5 oz
Age     
1 week3.5 oz6 oz9 oz10 oz12 oz
2 weeks5 oz7 oz12 oz14 oz18 oz
4 weeks8 oz12 oz18 oz22 oz24 oz
6 weeks10 oz16 oz24 oz29 oz34 oz
8 weeks12 oz20 oz29 oz35 oz42 oz
10 weeks14 oz23 oz33 oz40 oz47 oz
12 weeks16 oz27 oz39 oz47 oz55 oz
14 weeks18 oz31 oz45 oz52 oz62 oz
16 weeks20 oz35 oz52 oz59 oz72 oz
18 weeks22 oz38 oz54 oz67 oz78 oz
20 weeks24 oz42 oz58 oz72 oz82 oz
22 weeks26 oz44 oz62 oz76 oz86 oz
24 weeks28 oz46 oz66 oz78 oz90 oz
Adult Weight1.75 lbs3.5 lbs5 lbs6 lbs7 lbs

  Small Breeds:

AgeWeightWeightWeight
8 weeks2 lbs3 lbs4 lbs
10 weeks2.5 lbs4 lbs5.5 lbs
12 weeks3.5 lbs5 lbs6.5 lbs
14 weeks4 lbs6 lbs7.5 lbs
16 weeks4.5 lbs7 lbs9 lbs
5 months6 lbs8.5 lbs12 lbs
6 months7 lbs10 lbs14 lbs
7 months8 lbs11.5 lbs16 lbs
8 months9 lbs13.5 lbs18 lbs
10 months11 lbs16.5 lbs22 lbs
12 months13 lbs20 lbs27 lbs

  Medium Breeds:

AgeWeightWeightWeight
8 weeks5 lbs6 lbs8 lbs
10 weeks6.5 lbs8 lbs10.5 lbs
12 weeks8 lbs10 lbs12 lbs
14 weeks9.5 lbs12 lbs15 lbs
16 weeks11 lbs14 lbs17 lbs
5 months14 lbs18 lbs23 lbs
6 months17 lbs20 lbs27 lbs
7 months19 lbs23 lbs31 lbs
8 months22 lbs27 lbs36 lbs
10 months27 lbs33 lbs43 lbs
12 months33 lbs40 lbs53 lbs

  Large Breeds:

AgeWeightWeightWeight
8 weeks11 lbs13 lbs15 lbs
10 weeks14 lbs17 lbs19 lbs
12 weeks17 lbs20 lbs23 lbs
14 weeks20 lbs23 lbs27 lbs
16 weeks23 lbs27 lbs29 lbs
5 months31 lbs36 lbs31 lbs
6 months36 lbs43 lbs42 lbs
7 months42 lbs49 lbs57 lbs
8 months48 lbs57 lbs66 lbs
10 months60 lbs64 lbs82 lbs
12 months72 lbs85 lbs98 lbs
18 months105 lbs125 lbs145 lbs

 

How Our Calculator 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 weeks
  • Enter the weight in the weight menu the same way
  • Select the unit of weight from the next 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 the source of Wikipedia: Puppy nutrition, Energy, Synopsis, Dog breed, Genetic evidence, Breeds

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