Bruno Tilz 211-TS 6 vs Kelly 31
The Bruno Tilz 211-TS 6 has a wider cup diameter, the Kelly 31 features a deeper cup, the Bruno Tilz 211-TS 6 has a larger throat opening.
Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.
Mouthpiece A
Bruno Tilz 211-TS 6
• French Horn
CatalogMaterial—
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
vs
Mouthpiece B
Kelly 31
• French Horn
GeneralMaterialLexan polycarbonate
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
French horn deep cup
Material
The Bruno Tilz 211-TS 6 is described as unspecified, and the Kelly 31 as Lexan polycarbonate. Material affects mass, warmth, and how quickly the piece responds.
Which is better?
The Bruno Tilz 211-TS 6 is designed for catalog playing, while the Kelly 31 targets general use. Your best choice depends on your musical context.