Bob Reeves 41/SV/2 vs Conn Precision 6
The Conn Precision 6 has a wider cup diameter.
Mouthpiece A
Bob Reeves 41/SV/2
• Cornet
Cup diameter16.27 mm / 0.6406 in
Cup depthShallow
Rim width—
Throat diameter—
Backbore2
Finish—
Material—
vs
Mouthpiece B
Conn Precision 6
• Cornet
LeadCup diameter16.41 mm / 0.6461 in
Cup depthShallow
Rim width—
Throat diameter—
Backbore—
Finish—
MaterialSilver-plated brass
Best suited for
Professional lead players
Recommended for professionals; small throat
Cup Diameter
The Conn Precision 6 has a cup diameter of 16.41 mm / 0.6461 in compared to 16.27 mm / 0.6406 in on the Bob Reeves 41/SV/2 — a difference of 0.14 mm / 0.0055 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
Both mouthpieces share a shallow cup depth, so the sound character from depth alone will be very similar.
Material
The Bob Reeves 41/SV/2 is described as unspecified, and the Conn Precision 6 as Silver-plated brass. Material affects mass, warmth, and how quickly the piece responds.
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.