Conn vs Yamaha Cornet Mouthpieces
Conn offers 27 cornet mouthpieces (made in United States), while Yamaha has 24 models (made in Japan). On average, Conn cups measure 16.40mm versus 16.63mm for Yamaha. Below we compare both lineups side by side to help you choose the right brand for your playing style.
Conn
Models27
Avg cup16.40mm
Avg throat—
Common styleLead
CountryUnited States
vs
Yamaha
Models24
Avg cup16.63mm
Avg throat3.86mm
Common style—
CountryJapan
Conn vs Yamaha — head-to-head comparisons
- Conn Connstellation 9BN vs Yamaha CR-14ES-GP
- Conn Connstellation 9BN vs Yamaha CR-DUTOT-S
- Conn Connstellation 9BN vs Yamaha CR-14ES
- Conn Connstellation 9BN vs Yamaha CR-11C4S
- Conn Harry Glanz 7M vs Yamaha CR-14ES-GP
- Conn Harry Glanz 7M vs Yamaha CR-DUTOT-S
- Conn Harry Glanz 7M vs Yamaha CR-14ES
- Conn Harry Glanz 7M vs Yamaha CR-11C4S
- Conn Precision 3 vs Yamaha CR-14ES-GP
- Conn Precision 3 vs Yamaha CR-DUTOT-S
- Conn Precision 3 vs Yamaha CR-14ES
- Conn Precision 3 vs Yamaha CR-11C4S
All models
Conn (27)
Connstellation 9BN
15.88mm · V.Deep · Lead
Harry Glanz 7M
· Medium · Lead
Precision 3
16.41mm · Medium · General
Precision 4
16.41mm · Medium · General
Connstellation 5CW
16.76mm · — · Orchestral
Connstellation 9CW
15.88mm · — · Lead
Harry Glanz 6M
· Medium · Lead
Harry Glanz 8M
· Medium · Lead
Harry Glanz 9M
· Medium · Lead
Imp. Precision 1
16.56mm · — · General
Imp. Precision 2
16.41mm · — · General
Imp. Precision 3
16.41mm · Medium · General
Imp. Precision 4
16.41mm · Medium · General
Connstellation 7BW
16.42mm · V.Deep · General
Connstellation 7CN
16.42mm · — · General
Connstellation 7CW
16.42mm · — · General
Imp. Precision 5
· Shallow · Lead
Precision 2
16.41mm · — · General
Connstellation 5CN
16.76mm · — · Orchestral
Harry Glanz 5M
· Medium · Lead
Yamaha (24)
CR-14ES-GP
16.86mm · V.Deep
CR-DUTOT-S
16.90mm · V.Deep
CR-14ES
16.86mm · V.Deep
CR-11C4S
16.46mm · Medium
CR-16ES-GP
17.05mm · V.Deep
CR-DUTOT-L
16.95mm · V.Shallow
CR-11C4L
16.46mm · Medium
CR-11E4S
16.46mm · V.Deep
CR-16ES
17.05mm · V.Deep
CR-13E4S
16.70mm · V.Deep
CR-14A4aL
16.68mm · V.Shallow
CR-15C4L
16.98mm · Medium
CR-8D2S
16.36mm · Deep
CR-6B4L
15.65mm · Shallow
CR-11A4L
15.99mm · V.Shallow
CR-13B4L
16.63mm · Shallow
CR-14B4L
16.85mm · Shallow
CR-17C4L
17.30mm · Medium
CR-7A4L
16.24mm · V.Shallow
CR-7D4dS
16.24mm · Deep
Frequently asked questions
Which brand makes better cornet mouthpieces — Conn or Yamaha?
Neither brand is universally better. Conn has 27 models and Yamaha has 24. 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 Conn and Yamaha cornet mouthpieces compare in size?
Conn averages 16.40mm cup diameter with N/Amm throat. Yamaha averages 16.63mm cup diameter with 3.86mm throat.