Which has a bigger cup — Giardinelli 6M or Yamaha TR-16C4?

The Yamaha TR-16C4 has a cup diameter of 17.00 mm / 0.6693 in compared to 16.70 mm / 0.6575 in on the Giardinelli 6M — a difference of 0.30 mm / 0.0118 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Giardinelli 6M and Yamaha TR-16C4?

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

Giardinelli 6M vs Yamaha TR-16C4

Name: Yamaha TR-16C4
Brand: Yamaha

The Yamaha TR-16C4 has a wider cup diameter.

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

Giardinelli 6M

• Trumpet

Throat diameter—

Best suited for

🎵All-round versatile — balanced cup for general playing

Mouthpiece B

Yamaha TR-16C4

• Trumpet

Throat diameter3.65 mm / 0.1437 in

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.