Old topic, but I wanted to correct some assumptions that are untrue.
Promise you this: A King G-Bugle would play as in-tune as the player's ability could support.
Listen to Star of Indiana's '93 show for an example of G bugles being played beautifully on challenging material.
The aspect of G versus Bb instruments that is not often discussed is the most important. The TESSITURA of the music didn't change for the differently pitched hornlines. The OVERTONES of this same tessitura did, however. For the same basic musical line, a G-bugle was usually playing on the next higher ov