Bob Reeves Piccolo 43N/B/692s vs Bob Reeves RP9A
Both mouthpieces share similar core dimensions — the differences are in the details.
Mouthpiece A
Bob Reeves Piccolo 43N/B/692s
• Trumpet
Cup diameter17.07 mm / 0.6720 in
Cup depthVery deep
Rim width—
Throat diameter—
Backbore692s
Finish—
Material—
Best suited for
Orchestral playing — large cup for full, dark tone
vs
Mouthpiece B
Bob Reeves RP9A
• Trumpet
Cup diameter17.07 mm / 0.6720 in
Cup depthVery deep
Rim width—
Throat diameter—
Backbore—
Finish—
Material—
Best suited for
Orchestral playing — large cup for full, dark tone
Cup Diameter
Both mouthpieces have virtually identical cup diameters at 17.07 mm / 0.6720 in.
Cup Depth
Both mouthpieces share a very deep cup depth, so the sound character from depth alone will be very similar.
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.