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Conn Connstellation 7BN vs Conn Precision 2

The Conn Connstellation 7BN has a wider cup diameter, the Conn Precision 2 features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
    Conn Connstellation 7BN
    • Cornet
    General
    Cup diameter16.42 mm / 0.6465 in
    Best suited for
    📋Trumpet players seeking precise matched dimensions
    🎶Size 7 (16.42mm); smaller cup; more compact tone; Narrow rim; smaller inner radius; sharper bite. Fa
    vs
    Mouthpiece B
      Conn Precision 2
      • Cornet
      General
      Cup diameter16.41 mm / 0.6461 in
      Best suited for
      📋Players wanting plenty of volume; medium rim
      🎶Full volume; big tone

      Cup Diameter

      The Conn Connstellation 7BN has a cup diameter of 16.42 mm / 0.6465 in compared to 16.41 mm / 0.6461 in on the Conn Precision 2 — a difference of 0.01 mm / 0.0004 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      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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