This article analyzes the artistic possibilities of the rubab prima instrument in expressing musical works and the methods of their expression. The work highlights the possibilities of expressing the content and emotional state of the work through the timbre, dynamics, agogy, and articulation features of the rubab prima. At the same time, the performance technique and specific methodological approaches in the interpretation process are analyzed. The article reveals the elements of musical speech characteristic of the rubab prima and their importance in enhancing the artistic effect in musical works. Based on the results of the analysis, ways to achieve artistic and expressive coherence in the performance of the instrument are recommended.