Which has a bigger cup — Bob Reeves 43N/DF or Denis Wick SFL?

The Bob Reeves 43N/DF has a cup diameter of 17.07 mm / 0.6720 in compared to 16.00 mm / 0.6299 in on the Denis Wick SFL — a difference of 1.07 mm / 0.0421 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bob Reeves 43N/DF and Denis Wick SFL?

The Bob Reeves 43N/DF has a deep cup while the Denis Wick SFL has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Bob Reeves 43N/DF vs Denis Wick SFL

Name: Denis Wick SFL
Brand: Denis Wick

The Bob Reeves 43N/DF has a wider cup diameter, the Bob Reeves 43N/DF features a deeper cup.

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

The width of the rim surface that contacts the lips. Wider rims improve endurance; narrower rims improve flexibility.

Mouthpiece A

Bob Reeves 43N/DF

• Flugelhorn

Rim width—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

Mouthpiece B

Denis Wick SFL

• Flugelhorn

Rim width5.30 mm / 0.2087 in

Best suited for

🎵All-round versatile — balanced cup for general playing

📣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.

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Bob Reeves 43N/DF vs Denis Wick SFL

Playing Characteristics

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