The white bowl suona is more crisp and suitable for playing some cheerful songs. The tone of the yellow bowl suona is relatively mellow and suitable for playing some sad songs.
In addition, the timbre of the suona is also related to the materials used to make the suona. Generally speaking, the timbre of copper bowls is brighter, while that of silver bowls is softer.
Generally speaking, the choice of white bowl suona or yellow bowl suona mainly depends on personal preference and required timbre.