Which has a bigger cup — Bach 1 or Giardinelli 1M?

Both mouthpieces have virtually identical cup diameters at 17.50 mm / 0.6890 in.

How does cup depth compare between Bach 1 and Giardinelli 1M?

The Bach 1 has a very deep cup while the Giardinelli 1M has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Bach 1 vs Giardinelli 1M

Name: Giardinelli 1M
Brand: Giardinelli

the Bach 1 features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material

Surface plating or treatment (e.g. silver plate, gold trim). Affects feel, durability, and appearance.

Mouthpiece A

Bach 1

• Trumpet

Finish—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

Mouthpiece B

Giardinelli 1M

• Trumpet

Finish—

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.