Bob Reeves 43W/M/69 vs Denis Wick RW3
The Bob Reeves 43W/M/69 has a wider cup diameter, the Denis Wick RW3 features a deeper cup.
Mouthpiece A
Bob Reeves 43W/M/69
• Cornet
Cup diameter17.07 mm / 0.6720 in
Cup depthMedium
Rim width—
Throat diameter—
Backbore69
Finish—
Material—
vs
Mouthpiece B
Denis Wick RW3
• Cornet
Cup diameter16.75 mm / 0.6594 in
Cup depthVery deep
Rim width5.05 mm / 0.1988 in
Throat diameter4.57 mm / 0.1799 in
Backboreopen
Finish—
Material—
Best suited for
High-volume projection — open throat for power
Cup Diameter
The Bob Reeves 43W/M/69 has a cup diameter of 17.07 mm / 0.6720 in compared to 16.75 mm / 0.6594 in on the Denis Wick RW3 — a difference of 0.32 mm / 0.0126 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Denis Wick RW3 has a very deep cup while the Bob Reeves 43W/M/69 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
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.