Which has a bigger cup — Bach 3D or Monette Cornet E4S S2?

The Bach 3D has a cup diameter of 16.30 mm / 0.6417 in compared to 16.20 mm / 0.6378 in on the Monette Cornet E4S S2 — a difference of 0.10 mm / 0.0039 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bach 3D and Monette Cornet E4S S2?

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

Bach 3D vs Monette Cornet E4S S2

Name: Monette Cornet E4S S2
Brand: Monette

The Bach 3D has a wider cup diameter.

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 3D

• Cornet

Finish—

Mouthpiece B

Monette Cornet E4S S2

• Cornet

Finish—

Best suited for

🎺Lead / commercial — shallow cup for brightness and range

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.