Which has a bigger cup — Curry 7 P or Kelly 7C?

The Curry 7 P has a cup diameter of 16.56 mm / 0.6520 in compared to 16.51 mm / 0.6500 in on the Kelly 7C — a difference of 0.05 mm / 0.0020 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Curry 7 P and Kelly 7C?

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

Curry 7 P vs Kelly 7C

Name: Kelly 7C
Brand: Kelly

The Curry 7 P has a wider cup diameter, the Curry 7 P has a larger throat opening.

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

Curry 7 P

• Cornet

Backbore—

Best suited for

🎵All-round versatile — balanced cup for general playing

Mouthpiece B

Kelly 7C

• Cornet

General

BackboreS

Best suited for

🎵All-round versatile — balanced cup for general playing

📋Beginner / intermediate

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.

Open in interactive tool + Add third mouthpiece Curry 7 P details Kelly 7C details Curry 7 P equivalents Kelly 7C equivalents

Curry 7 P vs Kelly 7C

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

Compare Curry 7 P with others

Compare Kelly 7C with others

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