Giardinelli Sym. T vs Marcinkiewicz 8
The Marcinkiewicz 8 has a wider cup diameter, the Giardinelli Sym. T features a deeper cup, the Marcinkiewicz 8 has a larger throat opening.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Giardinelli Sym. T
• Trombone
Cup diameter25.80 mm / 1.0157 in
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
vs
Mouthpiece B
Marcinkiewicz 8
• Trombone
Cup diameter25.93 mm / 1.0209 in
Best suited for
High-volume projection — open throat for power
Cup Diameter
The Marcinkiewicz 8 has a cup diameter of 25.93 mm / 1.0209 in compared to 25.80 mm / 1.0157 in on the Giardinelli Sym. T — a difference of 0.13 mm / 0.0051 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.