Denis Wick 5BFL vs Denis Wick SFL
the Denis Wick 5BFL features a deeper cup.
Mouthpiece A
Denis Wick 5BFL
• Flugelhorn
Cup diameter16.00 mm / 0.6299 in
Cup depthDeep
Rim width5.30 mm / 0.2087 in
Throat diameter4.45 mm / 0.1752 in
Backboreopen
Finish—
Material—
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Denis Wick SFL
• Flugelhorn
Cup diameter16.00 mm / 0.6299 in
Cup depthMedium
Rim width5.30 mm / 0.2087 in
Throat diameter4.45 mm / 0.1752 in
Backboreopen
Finish—
Material—
Best suited for
All-round versatile — balanced cup for general playing
High-volume projection — open throat for power
Cup Diameter
Both mouthpieces have virtually identical cup diameters at 16.00 mm / 0.6299 in.
Cup Depth
The Denis Wick 5BFL has a deep cup while the Denis Wick SFL has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
Throat diameters are essentially identical at 4.45 mm / 0.1752 in, so resistance feel will be comparable.
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.