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

Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.

Mouthpiece A

Bach 14½D

• Baritone / Euphonium

Material—

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Bob Reeves DR DINO

• Baritone / Euphonium

Material—

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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Which is better?

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