Which has a bigger cup — Bach 1¼C or Monette BP1-4 S6?

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

How does cup depth compare between Bach 1¼C and Monette BP1-4 S6?

The Monette BP1-4 S6 has a deep cup while the Bach 1¼C has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Bach 1¼C vs Monette BP1-4 S6

Name: Monette BP1-4 S6
Brand: Monette

the Monette BP1-4 S6 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 1¼C

• Trumpet

Finish—

Mouthpiece B

Monette BP1-4 S6

• Trumpet

Finish—

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.