Kelly vs Marcinkiewicz Trumpet Mouthpieces
Kelly offers 14 trumpet mouthpieces (made in United States), while Marcinkiewicz has 130 models (made in United States). On average, Kelly cups measure 16.56mm versus 16.96mm for Marcinkiewicz. Below we compare both lineups side by side to help you choose the right brand for your playing style.
Kelly
Models14
Avg cup16.56mm
Avg throat3.91mm
Common styleGeneral
CountryUnited States
vs
Marcinkiewicz
Models130
Avg cup16.96mm
Avg throat3.69mm
Common style—
CountryUnited States
Kelly vs Marcinkiewicz — head-to-head comparisons
- Kelly 5C vs Marcinkiewicz E14B. Shew #1
- Kelly 5C vs Marcinkiewicz CH 13
- Kelly 5C vs Marcinkiewicz A5
- Kelly 5C vs Marcinkiewicz E18E. Miyashiro
- Kelly 5C-BUGLE vs Marcinkiewicz E14B. Shew #1
- Kelly 5C-BUGLE vs Marcinkiewicz CH 13
- Kelly 5C-BUGLE vs Marcinkiewicz A5
- Kelly 5C-BUGLE vs Marcinkiewicz E18E. Miyashiro
- Kelly 7C-BUGLE vs Marcinkiewicz E14B. Shew #1
- Kelly 7C-BUGLE vs Marcinkiewicz CH 13
- Kelly 7C-BUGLE vs Marcinkiewicz A5
- Kelly 7C-BUGLE vs Marcinkiewicz E18E. Miyashiro
All models
Kelly (14)
5C
16.76mm · V.Deep · General
5C-BUGLE
16.76mm · V.Deep · General
7C-BUGLE
16.51mm · Medium · General
SHEW-JAZZ
16.51mm · — · Jazz
SCREAMER-BUGLE
16.00mm · Shallow · Lead
V-BOMB
16.00mm · — · Lead/Extended
CKB-7C
16.51mm · Medium · General
SCREAMER
16.00mm · Shallow · Lead
3C
17.02mm · V.Deep · General
PRO
17.27mm · — · Professional
4B
16.51mm · — · Orchestral
6V
16.00mm · — · Dark/Deep
7C
16.51mm · Medium · General
SYMPHONIC
17.53mm · — · Orchestral
Marcinkiewicz (130)
E14B. Shew #1
16.81mm · Deep
CH 13
16.31mm · V.Deep
A5
17.58mm · V.Deep
E18E. Miyashiro
16.38mm · V.Deep
G10SW
16.97mm · V.Deep
1S
17.35mm · V.Shallow
E9.3R. Braun
16.38mm · Deep
Claude Gordon 3 - CG3
17.32mm · V.Deep
1
17.35mm · V.Shallow
10S
16.84mm · V.Deep
14S
16.31mm · V.Deep
307
17.20mm · Medium
4 / 7C
17.20mm · Medium
E12A. Vizzutti
17.02mm · Deep
0S
17.73mm · V.Shallow
7S
16.84mm · Deep
A1
17.58mm · V.Shallow
B1
17.45mm · V.Shallow
B1C-20
17.45mm · V.Shallow
C1
17.20mm · V.Shallow
Frequently asked questions
Which brand makes better trumpet mouthpieces — Kelly or Marcinkiewicz?
Neither brand is universally better. Kelly has 14 models and Marcinkiewicz has 130. 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 trumpet mouthpieces compare in size?
Kelly averages 16.56mm cup diameter with 3.91mm throat. Marcinkiewicz averages 16.96mm cup diameter with 3.69mm throat.