Mastiff weight chart
See the weight of the Mastiff by age and compare the growth references. If you are wondering “how much should a female or male Mastiff weigh?”, this page gives you concrete milestones.
Growth of the female Mastiff
Depending on its build, a female Mastiff should weigh between 18.2 and 23.1 kg at 3 months.
At 6 months, a female Mastiff weighs on average between 33.4 kg for the smallest individuals and 42.4 kg for the largest.
How much should a female Mastiff weigh at 1 year? Between 49.7 and 68.3 kg.
A female Mastiff finishes growing between 19 months for the smallest builds and 24 months for the largest.
Growth of the male Mastiff
Depending on its build, a male Mastiff should weigh between 22.9 and 30 kg at 3 months.
At 6 months, a male Mastiff weighs on average between 41.7 kg for the smallest individuals and 55 kg for the largest.
How much should a male Mastiff weigh at 1 year? Between 64.7 and 88.8 kg.
A male Mastiff finishes growing between 22 months for the smallest builds and 24 months for the largest.
Weight table - female Mastiff
Examples of female Mastiff weights
| Age in months | Female Mastiff weight |
|---|---|
| 3 |
Weight of Pocky, Mastiff female: 16 kg
|
| 4 |
Weight of Raven, Mastiff female: 22 kg
|
| 5 |
Weight of Rihanna, Mastiff female: 36 kg
|
| 6 |
Weight of VENUS DU DOMAINE D'ODALRIK, Mastiff female: 44.5 kg
|
| 7 | Weight of Vanille, Mastiff female: 53.6 kg |
| 8 | Weight of Bèla Del fracasso, Mastiff female: 47 kg |
| 9 | Weight of Saya, Mastiff female: 59 kg |
| 10 | Weight of Ursula, Mastiff female: 56.7 kg |
| 11 |
Weight of Poppy du Clan des Sel, Mastiff female: 54 kg
|
| 12 |
Weight of Pocky, Mastiff female: 62.1 kg
|
| 13 | Weight of Rebelle, Mastiff female: 68 kg |
| 14 |
Weight of Pocky, Mastiff female: 62 kg
|
| 15 | Weight of MIA, Mastiff female: 75 kg |
| 16 | Weight of Bèla Del fracasso, Mastiff female: 62 kg |
| 18 |
Weight of Pocky, Mastiff female: 65.7 kg
|
| 22 |
Weight of Pocky, Mastiff female: 72.7 kg
|
| 23 |
Weight of Lola, Mastiff female: 56.7 kg
|
| 24 | Weight of Rebelle, Mastiff female: 80 kg |
Weight table - male Mastiff
Examples of male Mastiff weights
| Age in months | Male Mastiff weight |
|---|---|
| 3 |
Weight of Monsieur PICSOU, Mastiff male: 19.7 kg
|
| 4 |
Weight of ULTRACHIC VALLEE DES MOUNTCHES, Mastiff male: 34.8 kg
|
| 5 |
Weight of Woltaire de la vallée des mountches, Mastiff male: 37 kg
|
| 6 |
Weight of X'MEN IN BLACK de la VALLEE DES MOUNTCHES, Mastiff male: 50.1 kg
|
| 7 |
Weight of Mast, Mastiff male: 9.4 kg
|
| 8 |
Weight of BAKY, Mastiff male: 40.8 kg
|
| 9 |
Weight of Zorro, Mastiff male: 75.6 kg
|
| 10 |
Weight of Odin, Mastiff male: 72.6 kg
|
| 11 | Weight of PITCH, Mastiff male: 85.2 kg |
| 12 |
Weight of Saroyan, Mastiff male: 84 kg
|
| 13 |
Weight of PACHA DES MASTIFFS D'ENFER, Mastiff male: 65 kg
|
| 14 |
Weight of Oliver, Mastiff male: 83 kg
|
| 15 | Weight of opium, Mastiff male: 106 kg |
| 16 | Weight of Sirius, Mastiff male: 94 kg |
| 17 |
Weight of ULTRACHIC VALLEE DES MOUNTCHES, Mastiff male: 95.2 kg
|
| 18 |
Weight of ULTRACHIC VALLEE DES MOUNTCHES, Mastiff male: 96.6 kg
|
| 19 |
Weight of Monsieur PICSOU, Mastiff male: 91.7 kg
|
| 20 |
Weight of Monsieur PICSOU, Mastiff male: 93.7 kg
|
| 21 | Weight of Jimi, Mastiff male: 89.4 kg |
| 22 |
Weight of Woltaire de la vallée des mountches, Mastiff male: 94 kg
|
| 23 |
Weight of Woltaire de la vallée des mountches, Mastiff male: 94.8 kg
|
| 24 |
Weight of Woltaire de la vallée des mountches, Mastiff male: 98.6 kg
|
Female chart
Male chart
Estimate the adult weight of a Mastiff
For a personalised estimate, use our adult weight tool based on date of birth, current weight, sex and the unit you choose. Open the adult weight estimate.