Roto Grip UFO vs. Roto Grip RST X-1

Compare the specs of the Roto Grip UFO and Roto Grip RST X-1 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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Roto Grip UFO
Roto Grip RST X-1
Ball NameUFORST X-1
Cover NameMicroTrax-S20MicroTrax Hybrid
Cover TypeReactive SolidReactive Hybrid
Box Finish2000 Grit Pad3000 Abralon
ColorDeep Purple / Baby Blue / Neon GreenBlack / Dark Forest / Forest Pearl
Core NameE.T. (Equalizer Technology)RST (Roto Star Tour)
Core TypeAsymmetricalAsymmetrical
Total Diff.0.0540.053
Int. Diff.0.0160.016



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.

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