Bob Reeves 43W/B/2 vs Schilke 13B
The Bob Reeves 43W/B/2 has a wider cup diameter, the Bob Reeves 43W/B/2 features a deeper cup.
Mouthpiece A
Bob Reeves 43W/B/2
• Trumpet
Cup diameter17.07 mm
Cup depthVery deep
Rim width—
Throat diameter—
Backbore2
Finish—
Material—
Best suited for
Orchestral playing — large cup for full, dark tone
vs
Mouthpiece B
Schilke 13B
• Trumpet
Cup diameter16.77 mm
Cup depthDeep
Rim width—
Throat diameter3.65 mm
Backbore26
Finish—
Material—
Cup Diameter
The Bob Reeves 43W/B/2 has a cup diameter of 17.07 mm compared to 16.77 mm on the Schilke 13B — a difference of +0.30 mm. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Bob Reeves 43W/B/2 has a very deep cup while the Schilke 13B has a deep 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.