Conn Simone Mantia 11 vs Marcinkiewicz 8H-S

the Conn Simone Mantia 11 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
    Conn Simone Mantia 11
    • Trombone
    General
    Rim width
    Best suited for
    📋All-around trombone and euphonium
    🎶Narrower cup than Model 10; all-around use
    vs
    Mouthpiece B
      Marcinkiewicz 8H-S
      • Trombone
      Rim width
      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.

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