In Study of a Warrior on Horseback, Raphael captures a dynamic scene featuring a warrior mounted on a powerful horse. The colors are rich, with deep browns and greens dominating the palette, suggesting a natural setting. The warrior is depicted in a moment of action, with his armor glinting and the horse in a poised stance.

This piece reflects Raphael's skill in portraying both human and animal forms with great detail. The artwork is executed in oil on paper, a medium that allows for fine detail and vibrant color. Raphael's technique is evident in the careful rendering of the warrior's armor and the horse's musculature. The composition is balanced, with the warrior's figure leading the viewer's eye through the piece.

The approximate dimensions of the work are 30 x 40 cm, making it a relatively small study. Raphael, a leading figure of the Renaissance, created this study to explore the themes of heroism and valor. This work is significant as it showcases his ability to convey movement and emotion through the depiction of the warrior. Interestingly, this piece is part of a private collection, making it less accessible to the public compared to his more famous works.

It reflects the artist's early exploration of themes that would later appear in his larger compositions.