Which has a bigger cup — Bach 1½C or Monette C5 Rim?

The Bach 1½C has a cup diameter of 17.00 mm / 0.6693 in compared to 16.25 mm / 0.6398 in on the Monette C5 Rim — a difference of 0.75 mm / 0.0295 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bach 1½C and Monette C5 Rim?

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

Bach 1½C vs Monette C5 Rim

Name: Monette C5 Rim
Brand: Monette

The Bach 1½C has a wider cup diameter.

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

• Trumpet

Material—

Mouthpiece B

Monette C5 Rim

• Trumpet

Material—

Best suited for

🎵All-round versatile — balanced cup for general playing

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.