Roto Grip Gremlin Tour-X vs. Roto Grip RST Hyperdrive

Compare the specs of the Roto Grip Gremlin Tour-X and Roto Grip RST Hyperdrive 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.


Brand	Roto Grip	Roto Grip
Ball Name	Gremlin Tour-X	RST Hyperdrive
Cover Name	V-R1 Hybrid Reactive	MicroTrax Solid Reactive
Cover Type	Reactive Hybrid	Reactive Solid
Box Finish	4000 Abralon	2000 Abralon
Color	Smoke / Velvet / Ink	Mango / Magenta / Royal
Core Name	Rondure TOUR-X	RST + AI
Core Type	Asymmetrical	Asymmetrical
RG	2.48	2.52
Total Diff.	0.034	0.055
Int. Diff.	0.011	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. Click on each colored circle in the graph to see that ball’s name and ratings. Click the circle again or click the ball's name 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.

Bowling Ball Comparison Graph