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Marcinkiewicz 8-S vs Yamaha SL-53L

The Marcinkiewicz 8-S has a wider cup diameter, the Yamaha SL-53L features a deeper cup, the Yamaha SL-53L has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
    Marcinkiewicz 8-S
    • Trombone
    Cup diameter25.93 mm / 1.0209 in
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Yamaha SL-53L
      • Trombone
      Cup diameter25.91 mm / 1.0201 in
      Best suited for
      📣High-volume projection — open throat for power

      Cup Diameter

      The Marcinkiewicz 8-S has a cup diameter of 25.93 mm / 1.0209 in compared to 25.91 mm / 1.0201 in on the Yamaha SL-53L — a difference of 0.02 mm / 0.0008 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      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 Marcinkiewicz 8-S details Yamaha SL-53L details Marcinkiewicz 8-S equivalents Yamaha SL-53L equivalents

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