The lowest shoulder height is 65 cm (26 in) for a male and 60 cm (24 in) for a female, and there is no upper limit. The body frame is rectangular, with the ratio of the height to length being 9:10 or less. The minimum weight is 26 kg (57 lb) for males and 20 kg (44 lb) for females. The expression of the head must indicate the sex. Amber eyes set obliquely and short upright ears in a triangular shape are its characteristic features. The set of teeth is complete (42) and very strong; both scissors-shaped and pliers-shaped dentition are acceptable. The spine is straight, strong in movement, with a short loin. The chest is large and flat rather than barrel-shaped. The belly is strong and drawn in. The back is short and slightly sloped; the tail is high set, and when freely lowered reaches the tarsi. The forelimbs are straight and narrow-set, with the paws slightly turned out, with a long radius and metacarpus. The hind limbs are muscular, with a long calf and instep.
The coat colour is yellow-grey to silver-grey, with a light mask. The hair is straight, close, and very thick. The Czechoslovak Wolfdog is a typical tenacious canterer; its movement is light and harmonious, and its stride is long.