Which has a bigger cup — Bach 14½D or Bob Reeves DR DINO?

The Bob Reeves DR DINO has a cup diameter of 25.55 mm / 1.0059 in compared to 24.50 mm / 0.9646 in on the Bach 14½D — a difference of 1.05 mm / 0.0413 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bach 14½D and Bob Reeves DR DINO?

The Bob Reeves DR DINO has a medium cup while the Bach 14½D has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Bach 14½D vs Bob Reeves DR DINO

Name: Bob Reeves DR DINO
Brand: Bob Reeves

The Bob Reeves DR DINO has a wider cup diameter, the Bob Reeves DR DINO features a deeper cup.

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

Surface plating or treatment (e.g. silver plate, gold trim). Affects feel, durability, and appearance.

Mouthpiece A

Bach 14½D

• Baritone / Euphonium

Finish—

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Bob Reeves DR DINO

• Baritone / Euphonium

Finish—

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 14½D details Bob Reeves DR DINO details Bach 14½D equivalents Bob Reeves DR DINO equivalents

Bach 14½D vs Bob Reeves DR DINO

Playing Characteristics

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What Changes If You Switch?

Which is better?

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