Which has a bigger cup — Giardinelli 17C or Giardinelli 17M?

Both mouthpieces have virtually identical cup diameters at 15.00 mm / 0.5906 in.

How does cup depth compare between Giardinelli 17C and Giardinelli 17M?

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

Giardinelli 17C vs Giardinelli 17M

Name: Giardinelli 17M
Brand: Giardinelli

the Giardinelli 17C features a deeper cup.

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

Giardinelli 17C

• Cornet

Rim width—

Mouthpiece B

Giardinelli 17M

• 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.