Hammer Pure Envy vs. Hammer Effect

Compare the specs of the Hammer Pure Envy and Hammer Effect 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	Pure Envy	Effect
Cover Name	HK22 - Cohesion Hybrid	HK22 – Cohesion Pearl
Cover Type	Reactive Hybrid	Reactive Pearl
Box Finish	500 / 2000 SiaAir	500 / 1000 / 1500 SiaAir / Factory Compound
Color	Black / Pink / Purple	Maroon / Blue / Black / Purple
Core Name	Launcher	Huntsman
Core Type	Asymmetrical	Asymmetrical
RG	2.505	2.470
Total Diff.	0.055	0.050
Int. Diff.	0.021	0.017
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