Bob Reeves 43N/B/692sL vs Yamaha TR-14B4
The Bob Reeves 43N/B/692sL has a wider cup diameter, the Bob Reeves 43N/B/692sL features a deeper cup.
The taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
Bob Reeves 43N/B/692sL
• Trumpet
Backbore692sL
Best suited for
Orchestral playing — large cup for full, dark tone
vs
Mouthpiece B
Yamaha TR-14B4
• Trumpet
BackboreSemi-narrow
Which is better?
Neither mouthpiece clearly dominates the other — the right choice depends on your embouchure, playing style, and the sound you're after. Try both if possible.