Which has a bigger cup — Bach 10½C or Monette original B6L (BLM)?

The Monette original B6L (BLM) has a cup diameter of 16.30 mm / 0.6417 in compared to 15.90 mm / 0.6260 in on the Bach 10½C — a difference of 0.40 mm / 0.0157 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bach 10½C and Monette original B6L (BLM)?

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

Bach 10½C vs Monette original B6L (BLM)

Name: Monette original B6L (BLM)
Brand: Monette

The Monette original B6L (BLM) 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 10½C

• Trumpet

Material—

Mouthpiece B

Monette original B6L (BLM)

• 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.

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Bach 10½C vs Monette original B6L (BLM)

Playing Characteristics

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Which is better?

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