Roto Grip UFO vs. Roto Grip Halo

Compare the specs of the Roto Grip UFO and Roto Grip Halo 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 Halo
Ball NameUFOHalo
Cover NameMicroTrax-S20MicroTrax-S18
Cover TypeReactive SolidReactive Solid
Box Finish2000 Grit Pad2000 Grit Pad
ColorDeep Purple / Baby Blue / Neon GreenCoal / Fuchsia / Sky Blue
Core NameE.T. (Equalizer Technology)Centrum
Core TypeAsymmetricalAsymmetrical
Total Diff.0.0540.050
Int. Diff.0.0160.018



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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