Kelly vs Marcinkiewicz Flugelhorn Mouthpieces

Kelly offers 3 flugelhorn mouthpieces (made in United States), while Marcinkiewicz has 33 models (made in United States). On average, Kelly cups measure 16.85mm versus 17.32mm for Marcinkiewicz. Below we compare both lineups side by side to help you choose the right brand for your playing style.

Kelly

Models3

Avg cup16.85mm

Avg throat4.16mm

Common styleGeneral

CountryUnited States

Marcinkiewicz

Models33

Avg cup17.32mm

Avg throat4.31mm

Common style—

CountryUnited States

Kelly vs Marcinkiewicz — head-to-head comparisons

All models

Kelly (3)

16.00mm · — · Dark/Deep

3W-MELLO

18.54mm · — · General

6V-MELLO

16.00mm · — · General

Marcinkiewicz (33)

Frequently asked questions

Which brand makes better flugelhorn mouthpieces — Kelly or Marcinkiewicz?

Neither brand is universally better. Kelly has 3 models and Marcinkiewicz has 33. 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 Kelly and Marcinkiewicz flugelhorn mouthpieces compare in size?

Kelly averages 16.85mm cup diameter with 4.16mm throat. Marcinkiewicz averages 17.32mm cup diameter with 4.31mm throat.

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