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 taper behind the throat leading to the shank. Affects projection and tone character.

Mouthpiece A

Conn Precision 6

• Cornet

Lead

Backbore—

Best suited for

📋Professional lead players

🎶Recommended for professionals; small throat

Mouthpiece B

Giardinelli 7S

• Cornet

Backbore—

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.