Which has a bigger cup — Conn Connstellation 7CW 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 7CW — 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 7CW and Conn Precision 1?

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

Conn Connstellation 7CW 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

Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.

Mouthpiece A

Conn Connstellation 7CW

• Cornet

General

MaterialSilver-plated brass

Best suited for

📋Trumpet players seeking precise matched dimensions

🎶Size 7 (16.42mm); larger cup; fuller lower register; Wide rim; larger rounded inner radius; less bit

Mouthpiece B

Conn Precision 1

• Cornet

General

MaterialSilver-plated brass

Best suited for

📋All-around players; comfortable wide rim

🎶Full round tone; suited to low notes

Material

Both mouthpieces share the same listed material (Silver-plated brass).

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 7CW vs Conn Precision 1

Material

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

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