Bruno Tilz 211-S 9 vs Giardinelli G17
the Giardinelli G17 features a deeper cup, the Giardinelli G17 has a larger throat opening.
Mouthpiece A
Bruno Tilz 211-S 9
• French Horn
CatalogCup diameter17.50 mm
Cup depthMedium
Rim width—
Throat diameter4.00 mm
Backbore—
Finish—
Material—
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Giardinelli G17
• French Horn
Cup diameter17.50 mm
Cup depthVery deep
Rim width—
Throat diameter4.40 mm
Backbore.173"
Finish—
Material—
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
Cup Diameter
Both mouthpieces have virtually identical cup diameters at 17.50 mm.
Cup Depth
The Giardinelli G17 has a very deep cup while the Bruno Tilz 211-S 9 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Giardinelli G17 has a wider throat (4.40 mm vs 4.00 mm). A wider throat allows more air through, increasing volume and projection but reducing resistance.
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.