Which has a bigger cup — Conn Precision 3 or Giardinelli 17C?

The Conn Precision 3 has a cup diameter of 16.41 mm / 0.6461 in compared to 15.00 mm / 0.5906 in on the Giardinelli 17C — a difference of 1.41 mm / 0.0555 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 17C?

The Giardinelli 17C has a deep cup while the Conn Precision 3 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Conn Precision 3 vs Giardinelli 17C

Name: Giardinelli 17C
Brand: Giardinelli

The Conn Precision 3 has a wider cup diameter, the Giardinelli 17C 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 17C

• 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.

Open in interactive tool + Add third mouthpiece Conn Precision 3 details Giardinelli 17C details Conn Precision 3 equivalents Giardinelli 17C equivalents

Conn Precision 3 vs Giardinelli 17C

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

Compare Conn Precision 3 with others

Compare Giardinelli 17C with others

Popular Cornet comparisons

Conn vs Giardinelli

Browse by specification