Bach 1C vs Giardinelli 10VS
The Bach 1C has a wider cup diameter, the Bach 1C features a deeper cup.
Mouthpiece A
Bach 1C
• Trumpet
Cup diameter17.00 mm
Cup depthMedium
Rim width—
Throat diameter3.66 mm
Backbore—
Finish—
Material—
vs
Mouthpiece B
Giardinelli 10VS
• Trumpet
Cup diameter16.00 mm
Cup depthShallow
Rim width—
Throat diameter—
Backbore—
Finish—
Material—
Best suited for
Lead / commercial — shallow cup for brightness and range
Cup Diameter
The Bach 1C has a cup diameter of 17.00 mm compared to 16.00 mm on the Giardinelli 10VS — a difference of +1.00 mm. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Bach 1C has a medium cup while the Giardinelli 10VS has a 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.