There are four different types of pet hamsters. All of them make good pets. Here are some things about each type.
Sryian- These hamsters are the most common. They are the biggest type of hamster. They are easy to handle and are very friendly.
Robo- These hamsters are dwarf hamsters. They are tiniest pet hamster. They have white "eye brows" and a stripe down their backs. Hard to handle. They like to live in pairs.
Chinese- These are dwarf hamsters. They have a long tail. They are friendly to people.
Siberian- These are dwarf hamsters. Their fur changes color during the seasons. It is white in the winter.