Hammer Black Widow 2.0 vs. Hammer Envy Tour

Compare the specs of the Hammer Black Widow 2.0 and Hammer Envy Tour 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	Black Widow 2.0	Envy Tour
Cover Name	Aggression Solid	Envy Solid
Cover Type	Reactive Solid	Reactive Solid
Box Finish	500 / 1000 / 2000 SiaAir	500 / 1000 SiaAir
Color	Black / Red	Black
Core Name	Gas Mask	Obsession Tour
Core Type	Asymmetrical	Asymmetrical
RG	2.500	2.469
Total Diff.	0.058	0.034
Int. Diff.	0.016	0.013
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