Which has a bigger cup — Bob Reeves 43.5/B/s or Giardinelli 1V?

The Giardinelli 1V has a cup diameter of 17.50 mm / 0.6890 in compared to 17.26 mm / 0.6795 in on the Bob Reeves 43.5/B/s — a difference of 0.24 mm / 0.0094 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bob Reeves 43.5/B/s and Giardinelli 1V?

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

Bob Reeves 43.5/B/s vs Giardinelli 1V

Name: Giardinelli 1V
Brand: Giardinelli

The Giardinelli 1V 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 43.5/B/s

• Cornet

Material—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

Mouthpiece B

Giardinelli 1V

• Cornet

Material—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

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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Bob Reeves 43.5/B/s vs Giardinelli 1V

Playing Characteristics

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What Changes If You Switch?

Which is better?

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