Which has a bigger cup — Bob Reeves 4G or Bruno Tilz 214-D 5?

Both mouthpieces have virtually identical cup diameters at 26.00 mm / 1.0236 in.

How does cup depth compare between Bob Reeves 4G and Bruno Tilz 214-D 5?

The Bob Reeves 4G has a very deep cup while the Bruno Tilz 214-D 5 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Bob Reeves 4G vs Bruno Tilz 214-D 5

Name: Bruno Tilz 214-D 5
Brand: Bruno Tilz

the Bob Reeves 4G 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

Bob Reeves 4G

• Trombone

Material—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

Mouthpiece B

Bruno Tilz 214-D 5

• Trombone

Catalog

Material—

Best suited for

📣High-volume projection — open throat for power

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 Bob Reeves 4G details Bruno Tilz 214-D 5 details Bob Reeves 4G equivalents Bruno Tilz 214-D 5 equivalents

Bob Reeves 4G vs Bruno Tilz 214-D 5

Playing Characteristics

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What Changes If You Switch?

Which is better?

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