Which has a bigger cup — Conn Precision 3 or Giardinelli 1VS?

The Giardinelli 1VS has a cup diameter of 17.50 mm / 0.6890 in compared to 16.41 mm / 0.6461 in on the Conn Precision 3 — a difference of 1.09 mm / 0.0429 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Conn Precision 3 and Giardinelli 1VS?

The Conn Precision 3 has a medium cup while the Giardinelli 1VS has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Conn Precision 3 vs Giardinelli 1VS

Name: Giardinelli 1VS
Brand: Giardinelli

The Giardinelli 1VS has a wider cup diameter, the Conn Precision 3 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

Conn Precision 3

• Cornet

General

Throat diameter—

Best suited for

🎵All-round versatile — balanced cup for general playing

📋All-around use; most popular model

🎶Bright quality of tone in all registers; good all-around

Mouthpiece B

Giardinelli 1VS

• Cornet

Throat diameter—

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.

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Conn Precision 3 vs Giardinelli 1VS

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

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