How does cup depth compare between Conn Precision 1 and Conn Precision 3?

Both mouthpieces share a — cup depth, so the sound character from depth alone will be very similar.

Conn Precision 1 vs Conn Precision 3

Name: Conn Precision 3
Brand: Conn

Both mouthpieces share similar core dimensions — the differences are in the details.

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

The taper behind the throat leading to the shank. Affects projection and tone character.

Mouthpiece A

Conn Precision 1

• Trombone

Orchestral

Backbore—

Best suited for

📋Large bore trombones; symphony work

🎶Good clear tone; large bore symphonic

Mouthpiece B

Conn Precision 3

• Trombone

General

Backbore—

Best suited for

📋Musicians with large lips; all kinds of band work

🎶Full round tone; ideal for large lips

Which is better?

The Conn Precision 1 is designed for orchestral playing, while the Conn Precision 3 targets general use. Your best choice depends on your musical context.

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Conn Precision 1 vs Conn Precision 3

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

Compare Conn Precision 1 with others

Compare Conn Precision 3 with others

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