Which has a bigger cup — Conn Connstellation 7CN or Conn Precision 1?

The Conn Precision 1 has a cup diameter of 16.56 mm / 0.6520 in compared to 16.42 mm / 0.6465 in on the Conn Connstellation 7CN — a difference of 0.14 mm / 0.0055 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Conn Connstellation 7CN and Conn Precision 1?

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

Conn Connstellation 7CN vs Conn Precision 1

Name: Conn Precision 1
Brand: Conn

The Conn Precision 1 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

Conn Connstellation 7CN

• Cornet

General

Backbore—

Best suited for

📋Trumpet players seeking precise matched dimensions

🎶Size 7 (16.42mm); larger cup; fuller lower register; Narrow rim; smaller inner radius; sharper bite.

Mouthpiece B

Conn Precision 1

• Cornet

General

Backbore—

Best suited for

📋All-around players; comfortable wide rim

🎶Full round tone; suited to low notes

Which is better?

Both mouthpieces are categorized as "General" — the physical dimensions above will determine which suits your embouchure and playing style better.

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Conn Connstellation 7CN vs Conn Precision 1

Playing Characteristics

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