Brunswick Knock Out Black and Blue vs. Brunswick Defender

Compare the specs of the Brunswick Knock Out Black and Blue and Brunswick Defender 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.

Brunswick Knock Out Black and Blue
Brunswick Defender
Brand
Ball NameKnock Out Black and BlueDefender
Cover NameSavvy Hook 3.5 SolidACT 3.0 Solid
Cover TypeReactive SolidReactive Solid
Box Finish500 / 2000 SiaAir500 / 2000 SiaAir
ColorBlack / BlueNavy / Purple / Sky
Core NameMeleePortal X
Core TypeSymmetricalAsymmetrical
RG2.4872.473
Total Diff.0.0500.054
Int. Diff.0.0000.015

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.