Bruno Tilz 214-D 5 vs Conn Precision 4
the Conn Precision 4 features a deeper cup.
Mouthpiece A
Bruno Tilz 214-D 5
• Trombone
CatalogCup diameter26.00 mm / 1.0236 in
Cup depthMedium
Rim width—
Throat diameter6.30 mm / 0.2480 in
Backbore—
Finish—
Material—
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Conn Precision 4
• Trombone
OrchestralCup diameter—
Cup depth
Rim width—
Throat diameter—
Backbore—
Finish—
MaterialSilver-plated brass
Best suited for
Bass trombone
Full rich deep tone quality
Cup Depth
The Conn Precision 4 has a — cup while the Bruno Tilz 214-D 5 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Material
The Bruno Tilz 214-D 5 is described as unspecified, and the Conn Precision 4 as Silver-plated brass. Material affects mass, warmth, and how quickly the piece responds.
Which is better?
The Bruno Tilz 214-D 5 is designed for catalog playing, while the Conn Precision 4 targets orchestral use. Your best choice depends on your musical context.