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Bach 8½A vs Conn Connstellation 5CW

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

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
    Bach 8½A
    • Cornet
    Throat diameter3.66 mm / 0.1441 in
    vs
    Mouthpiece B
      Conn Connstellation 5CW
      • Cornet
      Orchestral
      Throat diameter—
      Best suited for
      📋Trumpet players seeking precise matched dimensions
      🎶Size 5 (16.76mm); larger cup; fuller lower register; Wide rim; larger rounded inner radius; less bit

      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 8½A details Conn Connstellation 5CW details Bach 8½A equivalents Conn Connstellation 5CW equivalents

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