The proper name for a dog that is a mix of a mastiff and poodle is a mastidoodle. It is a medium-sized dog that is commonly referred to as a gentle giant. Mastidoodles can weigh between 55 and 100 pounds and can live for 8 to 15 years.
Mastidoodles are affectionate, loving dogs and have good guard-dog instincts. They are considered to make great family dogs and are protective of their property and that of their owners. Mastidoodles handle cold and hot weather very well and require a lot of exercise. The coat of a mastidoodle is short and straight or medium- length and wavy, while the color can be black, brindle or cream.