Giardinelli 3FL vs Giardinelli 7FL
The Giardinelli 3FL has a wider cup diameter.
Mouthpiece A
Giardinelli 3FL
• Flugelhorn
Cup diameter17.00 mm / 0.6693 in
Cup depthVery deep
Rim width—
Throat diameter—
Backbore—
Finish—
Material—
Best suited for
Orchestral playing — large cup for full, dark tone
vs
Mouthpiece B
Giardinelli 7FL
• Flugelhorn
Cup diameter16.50 mm / 0.6496 in
Cup depthVery deep
Rim width—
Throat diameter—
Backbore—
Finish—
Material—
Cup Diameter
The Giardinelli 3FL has a cup diameter of 17.00 mm / 0.6693 in compared to 16.50 mm / 0.6496 in on the Giardinelli 7FL — a difference of 0.50 mm / 0.0197 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
Both mouthpieces share a very deep cup depth, so the sound character from depth alone will be very similar.
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.