Conn Imp. Precision 1 vs Giardinelli 7V

The Conn Imp. Precision 1 has a wider cup diameter, the Conn Imp. Precision 1 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 Imp. Precision 1
    • Cornet
    General
    Cup diameter16.56 mm / 0.6520 in
    Best suited for
    📋All-around; comfortable popular model
    🎶Full round tone especially on low notes
    vs
    Mouthpiece B
      Giardinelli 7V
      • Cornet
      Cup diameter16.50 mm / 0.6496 in

      Cup Diameter

      The Conn Imp. Precision 1 has a cup diameter of 16.56 mm / 0.6520 in compared to 16.50 mm / 0.6496 in on the Giardinelli 7V — a difference of 0.06 mm / 0.0024 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      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 Conn Imp. Precision 1 details Giardinelli 7V details Conn Imp. Precision 1 equivalents Giardinelli 7V equivalents