Curry 1H BBC vs Yamaha CR-DUTOT-S
The Curry 1H BBC has a wider cup diameter, the Curry 1H BBC has a larger throat opening.
Cup Diameter
The Curry 1H BBC has a cup diameter of 17.37 mm / 0.6840 in compared to 16.90 mm / 0.6654 in on the Yamaha CR-DUTOT-S — a difference of 0.47 mm / 0.0186 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
Both mouthpieces share a very deep cup depth, so the sound character from depth alone will be very similar.
Throat Diameter
The Curry 1H BBC has a wider throat (4.06 mm / 0.1600 in vs 3.99 mm / 0.1571 in). A wider throat allows more air through, increasing volume and projection but reducing resistance.
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.