Giardinelli 17S vs Marcinkiewicz 8
The Marcinkiewicz 8 has a wider cup diameter, the Marcinkiewicz 8 features a deeper cup.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Giardinelli 17S
• Cornet
Cup diameter15.00 mm / 0.5906 in
Best suited for
Lead / commercial — shallow cup for brightness and range
vs
Mouthpiece B
Marcinkiewicz 8
• Cornet
Cup diameter16.84 mm / 0.6630 in
Best suited for
Orchestral playing — large cup for full, dark tone
Cup Diameter
The Marcinkiewicz 8 has a cup diameter of 16.84 mm / 0.6630 in compared to 15.00 mm / 0.5906 in on the Giardinelli 17S — a difference of 1.84 mm / 0.0724 in. A wider cup generally produces a fuller, darker tone but requires more air support.
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.