Brunswick Quantum Bias Pearl vs. Brunswick Method Solid

Compare the specs of the Brunswick Quantum Bias Pearl and Brunswick Method Solid side by side in the ball comparison table below. To view the full bowling ball review for one of these balls, click the ball name link in the table below.

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Brand	Brunswick	Brunswick
Ball Name	Quantum Bias Pearl	Method Solid
Cover Name	ECA-XR Pearl	Synthesis Solid
Cover Type	Reactive Pearl	Reactive Solid
Box Finish	500 SiaAir / Crown Factory Compound	500 / 2000 SiaAir
Color	Ultramarine	Cosmic Blue / Purple / Black
Core Name	Quantum Mushroom High RG Asymmetric	Magnitude 055 High Diff
Core Type	Asymmetrical	Symmetrical
RG	2.563	2.499
Total Diff.	0.052	0.055
Int. Diff.	0.013	0.000
Torque Length Back End Total Hook Ball Tester Ratings	See Performance Ratings... Already a premium member? Click here to log in.

The graph below shows a visual comparison of the selected balls. Hover over each colored circle in the graph to see that ball’s name and ratings. Click a circle to view that ball’s full review.

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Bowling Ball Comparison Graph