Compare the specs of the Brunswick Mastermind Genius and Brunswick Nirvana 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 | Mastermind Genius | Nirvana |
| Cover Name | Honor Roll Hybrid | ECS (Enhanced Composite Segmentation) |
| Cover Type | Reactive Hybrid | Reactive Solid |
| Box Finish | 500 SiaAir / Royal Compound | 500 / 1500 SiaAir |
| Color | Black / Green / Gold Hybrid | Red / Blue / Violet Solid |
| Core Name | Mastermind Ultra Low RG | Nirvana Ultra Low RG Asymmetrical |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.488 | 2.477 |
| Total Diff. | 0.052 | 0.054 |
| Int. Diff. | 0.015 | 0.013 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |