Which has a bigger cup — Denis Wick 5AL or Kelly 5G?

The Denis Wick 5AL has a cup diameter of 25.73 mm / 1.0130 in compared to 25.40 mm / 1.0000 in on the Kelly 5G — a difference of 0.33 mm / 0.0130 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Denis Wick 5AL and Kelly 5G?

The Kelly 5G has a — cup while the Denis Wick 5AL has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Denis Wick 5AL vs Kelly 5G

Name: Kelly 5G
Brand: Kelly

The Denis Wick 5AL has a wider cup diameter, the Kelly 5G features a deeper cup.

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

Denis Wick 5AL

• Trombone

Backborebarrel

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Kelly 5G

• Trombone

Orchestral

BackboreL

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📋Symphonic trombone

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 Denis Wick 5AL details Kelly 5G details Denis Wick 5AL equivalents Kelly 5G equivalents

Denis Wick 5AL vs Kelly 5G

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

Compare Denis Wick 5AL with others

Compare Kelly 5G with others

Popular Trombone comparisons

Denis Wick vs Kelly

Browse by specification