The back of the long-tailed hamster is dark gray and slightly brown, the base of the back is gray-black, the middle is brownish-yellow, and the black hair tip is thicker near the middle of the back, forming a heavier black, but no vertical stripes are formed. .

The long-tailed hamster has short dirty white hairs on both sides of its snout, forming a half Round door spot. The front and rear limbs and the entire ventral surface are white, but the ventral surface is gray-black and the tail is short and dense, with two colors up and down. The top of the tail is the same color as the back of the body. White under the tail. The backs of the feet are covered with short white hairs.