Which has a bigger cup — Bach 3E or Monette Cornet D4S S2?

The Bach 3E has a cup diameter of 16.30 mm / 0.6417 in compared to 16.20 mm / 0.6378 in on the Monette Cornet D4S S2 — a difference of 0.10 mm / 0.0039 in. A wider cup generally produces a fuller, darker tone but requires more air support.

Bach 3E vs Monette Cornet D4S S2

Name: Monette Cornet D4S S2
Brand: Monette

The Bach 3E 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 3E

• Cornet

Cup depthShallow

Mouthpiece B

Monette Cornet D4S S2

• Cornet

Cup depthShallow

Best suited for

🎺Lead / commercial — shallow cup for brightness and range

Cup Depth

Both mouthpieces share a shallow 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 3E details Monette Cornet D4S S2 details Bach 3E equivalents Monette Cornet D4S S2 equivalents

Bach 3E vs Monette Cornet D4S S2

Cup Depth

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

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