Which has a bigger cup — Bach 8½A or Giardinelli 7B?

The Giardinelli 7B has a cup diameter of 16.50 mm / 0.6496 in compared to 16.10 mm / 0.6339 in on the Bach 8½A — a difference of 0.40 mm / 0.0157 in. A wider cup generally produces a fuller, darker tone but requires more air support.

Bach 8½A vs Giardinelli 7B

Name: Giardinelli 7B
Brand: Giardinelli

The Giardinelli 7B 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 8½A

• Cornet

Cup depthVery deep

Mouthpiece B

Giardinelli 7B

• Cornet

Cup depthVery deep

Cup Depth

Both mouthpieces share a very deep 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.