Hammer Extreme Envy vs. Hammer NU Blue Hammer

Compare the specs of the Hammer Extreme Envy and Hammer NU Blue Hammer 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	Hammer	Hammer
Ball Name	Extreme Envy	NU Blue Hammer
Cover Name	Envy CFI Solid	Not Urethane
Cover Type	Reactive Solid	Not Urethane
Box Finish	500 / 2000 SiaAir	500 / 1000 SiaAir
Color	Black / Crimson / White	Bad Ass Blue Pearl
Core Name	Launcher LRG	LED
Core Type	Asymmetrical	Symmetrical
RG	2.479	2.586
Total Diff.	0.054	0.027
Int. Diff.	0.022	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