Bruno Tilz 305-D 5 vs Conn Precision 3A
the Conn Precision 3A features a deeper cup.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Bruno Tilz 305-D 5
• Trombone
CatalogCup diameter26.00 mm / 1.0236 in
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Conn Precision 3A
• Trombone
GeneralCup diameter—
Best suited for
General trombone use
Good round tone in all registers; all-around
Which is better?
The Bruno Tilz 305-D 5 is designed for catalog playing, while the Conn Precision 3A targets general use. Your best choice depends on your musical context.