Which has a bigger cup — GR Technologies 67FD or Schilke 16F4?

The Schilke 16F4 has a cup diameter of 17.20 mm / 0.6772 in compared to 17.00 mm / 0.6693 in on the GR Technologies 67FD — a difference of 0.20 mm / 0.0079 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between GR Technologies 67FD and Schilke 16F4?

The GR Technologies 67FD has a deep cup while the Schilke 16F4 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

GR Technologies 67FD vs Schilke 16F4

Name: Schilke 16F4
Brand: Schilke

The Schilke 16F4 has a wider cup diameter, the GR Technologies 67FD 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

GR Technologies 67FD

• Flugelhorn

Material—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

Mouthpiece B

Schilke 16F4

• Flugelhorn

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 GR Technologies 67FD details Schilke 16F4 details GR Technologies 67FD equivalents Schilke 16F4 equivalents

GR Technologies 67FD vs Schilke 16F4

Playing Characteristics

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What Changes If You Switch?

Which is better?

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