Adult Weight Prediction for a 1 kg Small Breed Puppy at 8 Weeks
Predict the adult weight of a small-breed puppy (Chihuahua, Pomeranian) weighing 1 kg at 8 weeks.
How to use this tool
- Weigh your puppy accurately.
- Enter their exact age in weeks.
- Select the expected adult breed size.
- The predicted adult weight is shown below — it's an estimate.
Tiny puppies grow fast — find out how big your small-breed puppy is likely to get as an adult.
Frequently asked questions
- How accurate is a puppy weight prediction?
- Predictions from weight-at-age formulas are estimates with ±15–20% error. Genetics, nutrition, and health all influence final adult size.
- When do puppies reach their adult weight?
- Small breeds reach adult weight by 9–12 months; medium breeds by 12–15 months; large and giant breeds can continue growing until 18–24 months.