Giardinelli 1M vs Marcinkiewicz 5*W (Endorsee)
The Giardinelli 1M has a wider cup diameter, the Giardinelli 1M features a deeper cup.
Mouthpiece A
Giardinelli 1M
• Cornet
Cup diameter17.50 mm / 0.6890 in
Cup depthMedium
Rim width—
Throat diameter—
Backbore—
Finish—
Material—
vs
Mouthpiece B
Marcinkiewicz 5*W (Endorsee)
• Cornet
Cup diameter16.76 mm / 0.6598 in
Cup depthVery shallow
Rim width—
Throat diameter3.91 mm / 0.1539 in
Backbore—
Finish—
Material—
Best suited for
High-volume projection — open throat for power
Cup Diameter
The Giardinelli 1M has a cup diameter of 17.50 mm / 0.6890 in compared to 16.76 mm / 0.6598 in on the Marcinkiewicz 5*W (Endorsee) — a difference of 0.74 mm / 0.0291 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Giardinelli 1M has a medium cup while the Marcinkiewicz 5*W (Endorsee) has a very shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
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.