Bob Reeves Piccolo 40/D/69 vs Bob Reeves Piccolo 40/D/X
Both mouthpieces share similar core dimensions — the differences are in the details.
Mouthpiece A
Bob Reeves Piccolo 40/D/69
• Trumpet
Cup diameter15.88 mm / 0.6252 in
Cup depthDeep
Rim width—
Throat diameter—
Backbore69
Finish—
Material—
vs
Mouthpiece B
Bob Reeves Piccolo 40/D/X
• Trumpet
Cup diameter15.88 mm / 0.6252 in
Cup depthDeep
Rim width—
Throat diameter—
BackboreX
Finish—
Material—
Cup Diameter
Both mouthpieces have virtually identical cup diameters at 15.88 mm / 0.6252 in.
Cup Depth
Both mouthpieces share a 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.