Compare the specs of the Brunswick True Nirvana and Brunswick Quantum Classic Black 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 | True Nirvana | Quantum Classic Black |
| Cover Name | ECS Hook Pearl | Relativity Flip Solid |
| Cover Type | Reactive Pearl | Reactive Solid |
| Box Finish | 500 SiaAir / Crown Factory Compound | 500 SiaAir / Crown Factory Compound |
| Color | Black / Chrome / Gold Pearl | Classic Black |
| Core Name | Nirvana Ultra Low RG | Quantum Mushroom High RG |
| Core Type | Asymmetrical | Symmetrical |
| RG | 2.477 | 2.557 |
| Total Diff. | 0.054 | 0.053 |
| Int. Diff. | 0.013 | 0.000 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |