Miniature Schnauzers have a very square-shaped build, measuring 13 to 14 inches (33 to 36 cm) tall and weighing 10 to 15 pounds (4.5 to 6.8 kg) for females and 11 to 18 pounds (5.0 to 8.2 kg) for males. They have a double coat, with wiry exterior fur and a soft undercoat.