Conn Imp. Precision 6 vs Giardinelli 7VS
The Giardinelli 7VS has a wider cup diameter.
Mouthpiece A
Conn Imp. Precision 6
• Cornet
LeadCup diameter16.41 mm / 0.6461 in
Cup depthShallow
Rim width—
Throat diameter—
Backbore—
Finish—
MaterialSilver-plated brass
Best suited for
Professional players
Professional lead; small throat; narrow rim
vs
Mouthpiece B
Giardinelli 7VS
• Cornet
Cup diameter16.50 mm / 0.6496 in
Cup depthShallow
Rim width—
Throat diameter—
Backbore—
Finish—
Material—
Cup Diameter
The Giardinelli 7VS has a cup diameter of 16.50 mm / 0.6496 in compared to 16.41 mm / 0.6461 in on the Conn Imp. Precision 6 — a difference of 0.09 mm / 0.0035 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
Both mouthpieces share a shallow cup depth, so the sound character from depth alone will be very similar.
Material
The Conn Imp. Precision 6 is described as Silver-plated brass, and the Giardinelli 7VS as unspecified. Material affects mass, warmth, and how quickly the piece responds.
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.