Bruno Tilz 211-B 15 vs Bruno Tilz 211-D 7
The Bruno Tilz 211-D 7 has a wider cup diameter, the Bruno Tilz 211-B 15 features a deeper cup.
Mouthpiece A
Bruno Tilz 211-B 15
• French Horn
CatalogCup diameter18.00 mm
Cup depthMedium
Rim width—
Throat diameter4.30 mm
Backbore—
Finish—
Material—
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Bruno Tilz 211-D 7
• French Horn
CatalogCup diameter19.00 mm
Cup depthShallow
Rim width—
Throat diameter4.30 mm
Backbore—
Finish—
Material—
Best suited for
High-volume projection — open throat for power
Cup Diameter
The Bruno Tilz 211-D 7 has a cup diameter of 19.00 mm compared to 18.00 mm on the Bruno Tilz 211-B 15 — a difference of +1.00 mm. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Bruno Tilz 211-B 15 has a medium cup while the Bruno Tilz 211-D 7 has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
Throat diameters are essentially identical at 4.30 mm, so resistance feel will be comparable.
Which is better?
Both mouthpieces are categorized as "Catalog" — the physical dimensions above will determine which suits your embouchure and playing style better.