Bach 6C Flugel vs Bach 7A Flugel
the Bach 7A Flugel features a deeper cup.
Mouthpiece A
Bach 6C Flugel
• Flugelhorn
Cup diameter16.20 mm
Cup depthMedium
Rim width—
Throat diameter3.99 mm
Backbore—
Finish—
Material—
Best suited for
All-round versatile — balanced cup for general playing
High-volume projection — open throat for power
vs
Mouthpiece B
Bach 7A Flugel
• Flugelhorn
Cup diameter16.20 mm
Cup depthVery deep
Rim width—
Throat diameter3.99 mm
Backbore—
Finish—
Material—
Best suited for
High-volume projection — open throat for power
Cup Diameter
Both mouthpieces have virtually identical cup diameters at 16.20 mm.
Cup Depth
The Bach 7A Flugel has a very deep cup while the Bach 6C Flugel 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 3.99 mm, 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.