Which has a bigger cup — Bach 1½C or Monette E4-7 Rim?

The Bach 1½C has a cup diameter of 17.00 mm / 0.6693 in compared to 16.20 mm / 0.6378 in on the Monette E4-7 Rim — a difference of 0.80 mm / 0.0315 in. A wider cup generally produces a fuller, darker tone but requires more air support.

Bach 1½C vs Monette E4-7 Rim

Name: Monette E4-7 Rim
Brand: Monette

The Bach 1½C has a wider cup diameter.

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

How deep the cup is, from shallow (brighter, easier high register) to deep (darker, fuller sound).

Mouthpiece A

Bach 1½C

• Trumpet

Cup depthMedium

Mouthpiece B

Monette E4-7 Rim

• Trumpet

Cup depthMedium

Best suited for

🎵All-round versatile — balanced cup for general playing

Cup Depth

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

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.

Open in interactive tool + Add third mouthpiece Bach 1½C details Monette E4-7 Rim details Bach 1½C equivalents Monette E4-7 Rim equivalents

Bach 1½C vs Monette E4-7 Rim

Cup Depth

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

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