Bach vs Yamaha Trumpet Mouthpieces
Bach offers 103 trumpet mouthpieces (made in United States), while Yamaha has 44 models (made in Japan). On average, Bach cups measure 16.21mm versus 16.70mm for Yamaha. Below we compare both lineups side by side to help you choose the right brand for your playing style.
Bach
Models103
Avg cup16.21mm
Avg throat3.68mm
Common style—
CountryUnited States
vs
Yamaha
Models44
Avg cup16.70mm
Avg throat3.68mm
Common style—
CountryJapan
Bach vs Yamaha — head-to-head comparisons
- Bach 3C vs Yamaha TR-14B4
- Bach 3C vs Yamaha TR-14B4-GP
- Bach 3C vs Yamaha TR-SHEW-JAZZ
- Bach 3C vs Yamaha TR-14C4
- Bach 1½C vs Yamaha TR-14B4
- Bach 1½C vs Yamaha TR-14B4-GP
- Bach 1½C vs Yamaha TR-SHEW-JAZZ
- Bach 1½C vs Yamaha TR-14C4
- Bach 1 vs Yamaha TR-14B4
- Bach 1 vs Yamaha TR-14B4-GP
- Bach 1 vs Yamaha TR-SHEW-JAZZ
- Bach 1 vs Yamaha TR-14C4
All models
Bach (103)
3C
16.30mm · Medium
1½C
17.00mm · Medium
1
17.50mm · V.Deep
5C
16.25mm · Medium
1¼C
17.00mm · Medium
10½C
15.90mm · Medium
3
16.30mm · V.Deep
7C
16.20mm · Medium
5B
16.25mm · Deep
1C
17.00mm · Medium
10
16.00mm · V.Deep
3D
16.30mm · Shallow
7
16.20mm · V.Deep
7EW
16.20mm · Shallow
10¾CW
15.75mm · Medium
Mega Tone 5B
16.25mm · Deep
10½CW
15.90mm · Medium
10½EW
15.90mm · Shallow
3B
16.30mm · Deep
3CW
16.30mm · Medium
Yamaha (44)
TR-14B4
16.85mm · Shallow
TR-14B4-GP
16.85mm · Shallow
TR-SHEW-JAZZ
16.85mm · Medium
TR-14C4
16.88mm · Medium
TR-16C4
17.00mm · Medium
TR-SHEW-LEAD
16.54mm · V.Shallow
TR-14A4a
16.68mm · V.Shallow
TR-16C4-GP
17.00mm · Medium
TR-11B4
16.46mm · Shallow
TR-MG
17.30mm · Shallow
TR-13C4
16.50mm · Medium
TR-VIZZUTTI
16.67mm · V.Shallow
TR-13B4
16.63mm · Shallow
TR-14D4
16.80mm · Deep
TR-14E4
16.84mm · V.Deep
TR-16E4
17.14mm · V.Deep
TR-11B4-GP
16.46mm · Shallow
TR-15B4
16.96mm · Shallow
TR-17B4
17.30mm · Shallow
TR-7A4
16.24mm · V.Shallow
Frequently asked questions
Which brand makes better trumpet mouthpieces — Bach or Yamaha?
Neither brand is universally better. Bach has 103 models and Yamaha has 44. 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 Bach and Yamaha trumpet mouthpieces compare in size?
Bach averages 16.21mm cup diameter with 3.68mm throat. Yamaha averages 16.70mm cup diameter with 3.68mm throat.