Roto Grip UFO Alert vs. Roto Grip RST X-1

Compare the specs of the Roto Grip UFO Alert 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 Alert
Roto Grip RST X-1
Brand
Ball NameUFO AlertRST X-1
Cover NameeTrax HybridMicroTrax Hybrid
Cover TypeReactive HybridReactive Hybrid
Box Finish1500 Grit Polished3000 Abralon
ColorPurple Solid / Emerald / TealBlack / Dark Forest / Forest Pearl
Core NameE.T. (Equalizer Technology)RST (Roto Star Tour)
Core TypeAsymmetricalAsymmetrical
RG2.522.53
Total Diff.0.0540.053
Int. Diff.0.0160.016

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.

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