Which has a bigger cup — Bach 1G or Yamaha BL-60L?

The Yamaha BL-60L has a cup diameter of 28.25 mm / 1.1122 in compared to 28.00 mm / 1.1024 in on the Bach 1G — a difference of 0.25 mm / 0.0098 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bach 1G and Yamaha BL-60L?

The Bach 1G has a very deep cup while the Yamaha BL-60L has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Bach 1G vs Yamaha BL-60L

Name: Yamaha BL-60L
Brand: Yamaha

The Yamaha BL-60L has a wider cup diameter, the Bach 1G 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

Bach 1G

• Trombone

Material—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📣High-volume projection — open throat for power

Mouthpiece B

Yamaha BL-60L

• Trombone

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 Bach 1G details Yamaha BL-60L details Bach 1G equivalents Yamaha BL-60L equivalents

Bach 1G vs Yamaha BL-60L

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