Which has a bigger cup — Bach 8½A or Monette Cornet B4SLD S7?

The Monette Cornet B4SLD S7 has a cup diameter of 16.20 mm / 0.6378 in compared to 16.10 mm / 0.6339 in on the Bach 8½A — 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 8½A and Monette Cornet B4SLD S7?

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

Bach 8½A vs Monette Cornet B4SLD S7

Name: Monette Cornet B4SLD S7
Brand: Monette

The Monette Cornet B4SLD S7 has a wider cup diameter.

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

The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.

Mouthpiece A

Bach 8½A

• Cornet

Throat diameter3.66 mm / 0.1441 in

Mouthpiece B

Monette Cornet B4SLD S7

• Cornet

Throat diameter3.66 mm / 0.1441 in

Throat Diameter

Throat diameters are essentially identical at 3.66 mm / 0.1441 in, so resistance feel will be comparable.

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 8½A details Monette Cornet B4SLD S7 details Bach 8½A equivalents Monette Cornet B4SLD S7 equivalents

Bach 8½A vs Monette Cornet B4SLD S7

Throat Diameter

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

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