When it comes to the ideal weight that a cat should have there are a lot of factors that need to be kept into mind. The factors that play a vital role in deciding the ideal weight of a cat include its breed and its sex.
If your cat is from the large breed of cat like Maine Coon, you will find that an adult male weigh about eight kilograms and in pounds terms it stand at eighteen. If your cat is of smaller breed like Singapura, the weight is far lower than that of Maine Coon and even if it is of three kilos, you can call it an over weight cat.
Being male and female also has its role in determining the weight of a cat. In usual circumstances, the weight of a male cat is approximately two to four pounds heavier than that of females. So now you can look at the breed and sex of the cat to decide its ideal weight.