Bob Reeves DR DINO vs Denis Wick 6BY
The Bob Reeves DR DINO has a wider cup diameter.
Mouthpiece A
Bob Reeves DR DINO
• Baritone / Euphonium
Cup diameter25.55 mm
Cup depthMedium
Rim width—
Throat diameter—
Backbore—
Finish—
Material—
vs
Mouthpiece B
Denis Wick 6BY
• Baritone / Euphonium
Cup diameter25.40 mm
Cup depthMedium
Rim width6.26 mm
Throat diameter7.12 mm
Backboremedium
Finish—
Material—
Best suited for
High-volume projection — open throat for power
Cup Diameter
The Bob Reeves DR DINO has a cup diameter of 25.55 mm compared to 25.40 mm on the Denis Wick 6BY — a difference of +0.15 mm. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
Both mouthpieces share a medium cup depth, so the sound character from depth alone will be very similar.
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.