Which has a bigger cup — Bob Reeves 43W/M/69 or Giardinelli 1VM?

The Giardinelli 1VM has a cup diameter of 17.50 mm / 0.6890 in compared to 17.07 mm / 0.6720 in on the Bob Reeves 43W/M/69 — a difference of 0.43 mm / 0.0169 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bob Reeves 43W/M/69 and Giardinelli 1VM?

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

Bob Reeves 43W/M/69 vs Giardinelli 1VM

Name: Giardinelli 1VM
Brand: Giardinelli

The Giardinelli 1VM 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

Bob Reeves 43W/M/69

• Cornet

Material—

Mouthpiece B

Giardinelli 1VM

• Cornet

Material—

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.