Which has a bigger cup — Bruno Tilz 305-D 5 or Giardinelli 3G?

Both mouthpieces have virtually identical cup diameters at 26.00 mm / 1.0236 in.

How does cup depth compare between Bruno Tilz 305-D 5 and Giardinelli 3G?

The Giardinelli 3G has a very deep cup while the Bruno Tilz 305-D 5 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Bruno Tilz 305-D 5 vs Giardinelli 3G

Name: Giardinelli 3G
Brand: Giardinelli

the Giardinelli 3G features a deeper cup, the Giardinelli 3G has a larger throat opening.

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

The taper behind the throat leading to the shank. Affects projection and tone character.

Mouthpiece A

Bruno Tilz 305-D 5

• Trombone

Catalog

Backbore—

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Giardinelli 3G

• Trombone

BackboreJ (.277)"

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📣High-volume projection — open throat for power

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 Bruno Tilz 305-D 5 details Giardinelli 3G details Bruno Tilz 305-D 5 equivalents Giardinelli 3G equivalents

Bruno Tilz 305-D 5 vs Giardinelli 3G

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

Compare Bruno Tilz 305-D 5 with others

Compare Giardinelli 3G with others

Popular Trombone comparisons

Bruno Tilz vs Giardinelli

Browse by specification