Roto Grip Idol Cosmos vs. Roto Grip Duo

Compare the specs of the Roto Grip Idol Cosmos and Roto Grip Duo 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.

Click here to add or remove balls from this comparison.

Roto Grip Idol Cosmos
Roto Grip Duo
Brand
Ball NameIdol CosmosDuo
Cover NameXtremeTrax Pearl ReactiveMicroTrax Pearl Reactive
Cover TypeReactive PearlReactive Pearl
Box Finish4000 AbralonReacta Gloss
ColorStardust TealBlack / Electric Green
Core NameIkonMentor
Core TypeSymmetricalSymmetrical
RG2.492.49
Total Diff.0.0520.046
Int. Diff.0.0000.000

Torque

Length

Back End

Total Hook

Ball Tester Ratings

Bowling Ball Comparison Graph

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.

Filter by Date
Filter by Torque
Filter by Back End
Torque Legend:
Back End Legend:

For more information about our bowling ball testing and review process, please click here.