Bruno Tilz vs Kelly Trombone Mouthpieces

Bruno Tilz offers 182 trombone mouthpieces (made in Germany), while Kelly has 17 models (made in United States). On average, Bruno Tilz cups measure 26.22mm versus 25.86mm for Kelly. Below we compare both lineups side by side to help you choose the right brand for your playing style.

Bruno Tilz

Models182
Avg cup26.22mm
Avg throat6.37mm
Common styleCatalog
CountryGermany
vs

Kelly

Models17
Avg cup25.86mm
Avg throat
Common styleBass
CountryUnited States

All models

Frequently asked questions

Which brand makes better trombone mouthpieces — Bruno Tilz or Kelly?

Neither brand is universally better. Bruno Tilz has 182 models and Kelly has 17. The best choice depends on your playing style, preferred cup depth, and tonal goals. Compare specific models head-to-head to find the right fit.

How do Bruno Tilz and Kelly trombone mouthpieces compare in size?

Bruno Tilz averages 26.22mm cup diameter with 6.37mm throat. Kelly averages 25.86mm cup diameter with N/Amm throat.