Bob Reeves 41/HF vs Bruno Tilz 210-S 4 E
The Bruno Tilz 210-S 4 E has a wider cup diameter, the Bob Reeves 41/HF features a deeper cup.
Mouthpiece A
Bob Reeves 41/HF
• Flugelhorn
Cup diameter16.27 mm
Cup depthVery deep
Rim width—
Throat diameter—
Backbore—
Finish—
Material—
vs
Mouthpiece B
Bruno Tilz 210-S 4 E
• Flugelhorn
CatalogCup diameter16.50 mm
Cup depthShallow
Rim width—
Throat diameter3.50 mm
Backbore—
Finish—
Material—
Best suited for
Screamer / high notes — tight throat with shallow cup
Cup Diameter
The Bruno Tilz 210-S 4 E has a cup diameter of 16.50 mm compared to 16.27 mm on the Bob Reeves 41/HF — a difference of +0.23 mm. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Bob Reeves 41/HF has a very deep cup while the Bruno Tilz 210-S 4 E has a shallow 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.