Bach 12E vs Yamaha BL-59L
The Yamaha BL-59L has a wider cup diameter, the Yamaha BL-59L features a deeper cup, the Yamaha BL-59L has a larger throat opening.
Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.
Mouthpiece A
Bach 12E
• Trombone
Material—
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Yamaha BL-59L
• Trombone
Material—
Best suited for
High-volume projection — open throat for power
Which is better?
Neither mouthpiece clearly dominates the other — the right choice depends on your embouchure, playing style, and the sound you're after. Try both if possible.