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 width of the rim surface that contacts the lips. Wider rims improve endurance; narrower rims improve flexibility.

Mouthpiece A

Curry 7 P

• Cornet

Rim width—

Best suited for

🎵All-round versatile — balanced cup for general playing

Mouthpiece B

Kelly 7C

• Cornet

General

Rim width—

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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