Bach 3E vs Monette Vintage D2 S3 W
The Monette Vintage D2 S3 W has a wider cup diameter, the Monette Vintage D2 S3 W features a deeper cup.
Cup Diameter
The Monette Vintage D2 S3 W has a cup diameter of 17.00 mm compared to 16.30 mm on the Bach 3E — a difference of +0.70 mm. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Monette Vintage D2 S3 W has a medium cup while the Bach 3E has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
Throat diameters are essentially identical at 3.66 mm, so resistance feel will be comparable.
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.