Which has a bigger cup — Bach 12E or Bob Reeves DR TORO?

The Bob Reeves DR TORO has a cup diameter of 25.55 mm / 1.0059 in compared to 24.50 mm / 0.9646 in on the Bach 12E — a difference of 1.05 mm / 0.0413 in. A wider cup generally produces a fuller, darker tone but requires more air support.

Bach 12E vs Bob Reeves DR TORO

Name: Bob Reeves DR TORO
Brand: Bob Reeves

The Bob Reeves DR TORO has a wider cup diameter.

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

How deep the cup is, from shallow (brighter, easier high register) to deep (darker, fuller sound).

Mouthpiece A

Bach 12E

• Trombone

Cup depthShallow

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Bob Reeves DR TORO

• Trombone

Cup depthShallow

Cup Depth

Both mouthpieces share a shallow 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.

Open in interactive tool + Add third mouthpiece Bach 12E details Bob Reeves DR TORO details Bach 12E equivalents Bob Reeves DR TORO equivalents

Bach 12E vs Bob Reeves DR TORO

Cup Depth

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

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