Which has a bigger cup — Bach 1½C or Monette Cornet BP1-5LD S7?

Both mouthpieces have virtually identical cup diameters at 17.00 mm / 0.6693 in.

How does cup depth compare between Bach 1½C and Monette Cornet BP1-5LD S7?

The Monette Cornet BP1-5LD S7 has a very deep cup while the Bach 1½C has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Bach 1½C vs Monette Cornet BP1-5LD S7

Name: Monette Cornet BP1-5LD S7
Brand: Monette

the Monette Cornet BP1-5LD S7 features a deeper cup.

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

Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.

Mouthpiece A

Bach 1½C

• Cornet

Material—

Mouthpiece B

Monette Cornet BP1-5LD S7

• Cornet

Material—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

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.