How does cup depth compare between Conn Precision 1 and Conn Precision 4?

The Conn Precision 1 has a — cup while the Conn Precision 4 has a deep cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Conn Precision 1 vs Conn Precision 4

Name: Conn Precision 4
Brand: Conn

the Conn Precision 1 features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material

The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.

Mouthpiece A

Conn Precision 1

• Tuba

Orchestral

Throat diameter—

Best suited for

📋BBb bass; orchestral

🎶Exceptionally full deep rich tone

Mouthpiece B

Conn Precision 4

• Tuba

General

Throat diameter—

Best suited for

📋Small Eb bass

🎶Full rich tone

Which is better?

The Conn Precision 1 is designed for orchestral playing, while the Conn Precision 4 targets general use. Your best choice depends on your musical context.