Bach 2½C vs Conn Connstellation 5BN

The Conn Connstellation 5BN has a wider cup diameter, the Conn Connstellation 5BN features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Surface plating or treatment (e.g. silver plate, gold trim). Affects feel, durability, and appearance.
Mouthpiece A
    Bach 2½C
    • Cornet
    Finish
    Best suited for
    🎵All-round versatile — balanced cup for general playing
    vs
    Mouthpiece B
      Conn Connstellation 5BN
      • Cornet
      Orchestral
      Finish
      Best suited for
      📋Trumpet players seeking precise matched dimensions
      🎶Size 5 (16.76mm); smaller cup; more compact tone; Narrow rim; smaller inner radius; sharper bite. Fa

      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 Bach 2½C details Conn Connstellation 5BN details Bach 2½C equivalents Conn Connstellation 5BN equivalents