How does cup depth compare between Bach 8½A and Conn Imp. Precision 5?

The Bach 8½A has a very deep cup while the Conn Imp. Precision 5 has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Bach 8½A vs Conn Imp. Precision 5

Name: Conn Imp. Precision 5
Brand: Conn

the Bach 8½A features a deeper cup.

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

Surface plating or treatment (e.g. silver plate, gold trim). Affects feel, durability, and appearance.

Mouthpiece A

Bach 8½A

• Cornet

Finish—

Mouthpiece B

Conn Imp. Precision 5

• Cornet

Lead

Finish—

Best suited for

📋Dance band / lead; standard on Conn 6B Victor

🎶Bright tone; excellent in high register

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.