Which has a bigger cup — Conn Precision 6 or Giardinelli 7S?

The Giardinelli 7S has a cup diameter of 16.50 mm / 0.6496 in compared to 16.41 mm / 0.6461 in on the Conn 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.

How does cup depth compare between Conn Precision 6 and Giardinelli 7S?

Both mouthpieces share a shallow cup depth, so the sound character from depth alone will be very similar.

Conn Precision 6 vs Giardinelli 7S

Name: Giardinelli 7S
Brand: Giardinelli

The Giardinelli 7S has a wider cup diameter.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material

The width of the rim surface that contacts the lips. Wider rims improve endurance; narrower rims improve flexibility.

Mouthpiece A

Conn Precision 6

• Cornet

Lead

Rim width—

Best suited for

📋Professional lead players

🎶Recommended for professionals; small throat

Mouthpiece B

Giardinelli 7S

• Cornet

Rim width—

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.