Persian Weight Chart by Age
Track your Persian kitten's growth against global breed standards.
Save the growth curve
Want to track growth over time and receive medical alerts when weight drops?
| Age | Male avg | Female avg |
|---|---|---|
| Birth | 95 g | 95 g |
| 1 Week | – | – |
| 4 Weeks | 400 g | 400 g |
| 8 Weeks | 850 g | 850 g |
| 12 Weeks | 1450 g | 1450 g |
How fast should a Persian kitten grow?
Persian kittens grow calmly and steadily. Due to their long coat, actual body weight is hard to judge visually — regular weighing is especially important. The breed reaches full size at 2–3 years.
When do Persian cats stop growing?
Persian cats typically grow for 30 months before reaching their full adult weight.
Red flags: When to worry
- Breathing or nursing difficulties due to flat face
- Eye discharge combined with weight loss
- No interest in solid food by week 6
- Steady weight decline over several days
Persian weight: frequently asked questions
- How much should a newborn Persian kitten weigh?
- A healthy newborn Persian kitten typically weighs between 80 g and 110 g. Weigh every kitten on the same scale at the same time each day for the first two weeks — steady daily gain matters more than the absolute number.
- How much should an 8-week-old Persian weigh?
- At 8 weeks most Persian kittens weigh roughly 600–1100 g. The interactive chart above plots the full healthy band so you can see exactly where one kitten falls.
- How much should a 12-week-old Persian weigh?
- By 12 weeks a Persian kitten is usually around 1100–1800 g, with males trending toward the upper end of the range and females toward the lower end.
- When does a Persian stop growing?
- A Persian reaches its full adult size at about 2.5 years (roughly 30 months). Most visible weight gain happens in the first 12 weeks, then growth continues more slowly toward the adult frame.
- How do I track my Persian kitten's growth?
- Enter a current weight in the tool above to plot it against the breed curve. To follow every weigh-in over time, felineStudio is cattery software that charts each kitten's growth, flags slow gainers automatically and keeps the full health record per cat.