Which has a bigger cup — Bob Reeves 42/C/2 or Giardinelli 7C?

The Bob Reeves 42/C/2 has a cup diameter of 16.67 mm / 0.6563 in compared to 16.50 mm / 0.6496 in on the Giardinelli 7C — a difference of 0.17 mm / 0.0067 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bob Reeves 42/C/2 and Giardinelli 7C?

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

Bob Reeves 42/C/2 vs Giardinelli 7C

Name: Giardinelli 7C
Brand: Giardinelli

The Bob Reeves 42/C/2 has a wider cup diameter.

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

The taper behind the throat leading to the shank. Affects projection and tone character.

Mouthpiece A

Bob Reeves 42/C/2

• Cornet

Backbore2

Mouthpiece B

Giardinelli 7C

• Cornet

Backbore—

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.