Giardinelli 17FL vs GR Technologies 66.5FL Almeida
The GR Technologies 66.5FL Almeida has a wider cup diameter, the Giardinelli 17FL features a deeper cup.
Mouthpiece A
Giardinelli 17FL
• Flugelhorn
Cup diameter15.00 mm / 0.5906 in
Cup depthVery deep
Rim width—
Throat diameter—
Backbore—
Finish—
Material—
vs
Mouthpiece B
GR Technologies 66.5FL Almeida
• Flugelhorn
Cup diameter16.89 mm / 0.6650 in
Cup depthMedium
Rim width—
Throat diameter—
Backbore—
Finish—
Material—
Cup Diameter
The GR Technologies 66.5FL Almeida has a cup diameter of 16.89 mm / 0.6650 in compared to 15.00 mm / 0.5906 in on the Giardinelli 17FL — a difference of 1.89 mm / 0.0744 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Giardinelli 17FL has a very deep cup while the GR Technologies 66.5FL Almeida has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
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.
Compare Giardinelli 17FL with others
Compare GR Technologies 66.5FL Almeida with others
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- GR Technologies 66.5FL Almeida vs Bruno Tilz 210-S 12
- GR Technologies 66.5FL Almeida vs Denis Wick 2FL
- GR Technologies 66.5FL Almeida vs Giardinelli 17FL