Bach 5B Flugel vs Denis Wick 2BFL
The Denis Wick 2BFL has a wider cup diameter, the Denis Wick 2BFL has a larger throat opening.
Mouthpiece A
Bach 5B Flugel
• Flugelhorn
Cup diameter16.25 mm
Cup depthDeep
Rim width—
Throat diameter3.99 mm
Backbore—
Finish—
Material—
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Denis Wick 2BFL
• Flugelhorn
Cup diameter17.00 mm
Cup depthDeep
Rim width4.92 mm
Throat diameter4.58 mm
Backboreopen
Finish—
Material—
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
Cup Diameter
The Denis Wick 2BFL has a cup diameter of 17.00 mm compared to 16.25 mm on the Bach 5B Flugel — a difference of +0.75 mm. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
Both mouthpieces share a deep cup depth, so the sound character from depth alone will be very similar.
Throat Diameter
The Denis Wick 2BFL has a wider throat (4.58 mm vs 3.99 mm). A wider throat allows more air through, increasing volume and projection but reducing resistance.
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.