Bella & Gigi Hadid Conquer the Butt Game

5/9/2016 12:50 AM PDT

Bella & Gigi Hadid -- Conquer the Butt Game (PHOTOS)

Bella and Gigi Hadid clearly are cut from the same cloth ... from behind they are mirror images.

The models -- strolling side by side through NYC -- are two years apart, but from behind they tell the same tale.

Check out the photos ... and play guess-a-Hadid.