Which has a bigger cup — Bob Reeves CV or Schilke 52E2?

The Bob Reeves CV has a cup diameter of 29.50 mm / 1.1614 in compared to 25.91 mm / 1.0201 in on the Schilke 52E2 — a difference of 3.59 mm / 0.1413 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bob Reeves CV and Schilke 52E2?

Both mouthpieces share a very deep cup depth, so the sound character from depth alone will be very similar.

Bob Reeves CV vs Schilke 52E2

Name: Schilke 52E2
Brand: Schilke

The Bob Reeves CV has a wider cup diameter.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material

The taper behind the throat leading to the shank. Affects projection and tone character.

Mouthpiece A

Bob Reeves CV

• Trombone

Backbore—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

Mouthpiece B

Schilke 52E2

• Trombone

BackboreJ.277

Best suited for

🎻Orchestral playing — large cup for full, dark tone

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.

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Bob Reeves CV vs Schilke 52E2

Playing Characteristics

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