Monette Tuba 98 (Lightweight) vs Yamaha BB-65
Both mouthpieces share similar core dimensions — the differences are in the details.
The width of the rim surface that contacts the lips. Wider rims improve endurance; narrower rims improve flexibility.
Mouthpiece A
Monette Tuba 98 (Lightweight)
• Tuba
Rim width—
vs
Mouthpiece B
Yamaha BB-65
• Tuba
Rim width—
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.