Giardinelli vs Kelly Baritone / Euphonium Mouthpieces
Giardinelli offers 8 baritone / euphonium mouthpieces (made in United States), while Kelly has 4 models (made in United States). On average, Giardinelli cups measure 25.30mm versus 25.40mm for Kelly. Below we compare both lineups side by side to help you choose the right brand for your playing style.
Giardinelli
Models8
Avg cup25.30mm
Avg throat6.17mm
Common style—
CountryUnited States
vs
Kelly
Models4
Avg cup25.40mm
Avg throat—
Common styleGeneral
CountryUnited States
Giardinelli vs Kelly — head-to-head comparisons
- Giardinelli 4M vs Kelly 5G-EU-SS
- Giardinelli 4M vs Kelly 51D-EU-SS
- Giardinelli 4M vs Kelly 5G-EU
- Giardinelli 4M vs Kelly 51D-EU
- Giardinelli 6M vs Kelly 5G-EU-SS
- Giardinelli 6M vs Kelly 51D-EU-SS
- Giardinelli 6M vs Kelly 5G-EU
- Giardinelli 6M vs Kelly 51D-EU
- Giardinelli 3D vs Kelly 5G-EU-SS
- Giardinelli 3D vs Kelly 51D-EU-SS
- Giardinelli 3D vs Kelly 5G-EU
- Giardinelli 3D vs Kelly 51D-EU
All models
Frequently asked questions
Which brand makes better baritone / euphonium mouthpieces — Giardinelli or Kelly?
Neither brand is universally better. Giardinelli has 8 models and Kelly has 4. 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 Giardinelli and Kelly baritone / euphonium mouthpieces compare in size?
Giardinelli averages 25.30mm cup diameter with 6.17mm throat. Kelly averages 25.40mm cup diameter with N/Amm throat.