# What's the difference betwee OnHit and EventHit?

**URL:** <https://forums.unrealengine.com/t/whats-the-difference-betwee-onhit-and-eventhit/364750>\
**Category:** World Creation\
**Tags:** event-hit, collision-detection, unreal-engine, Collision, Blueprint, question\
**Created:** [July 21, 2016, 11:33pm UTC](https://forums.unrealengine.com/t/whats-the-difference-betwee-onhit-and-eventhit/364750 "2016-07-21T23:33:36Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![CrimsonHawk](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@CrimsonHawk](https://forums.unrealengine.com/u/CrimsonHawk)\
**Post date:** [July 21, 2016, 11:33pm UTC](https://forums.unrealengine.com/t/whats-the-difference-betwee-onhit-and-eventhit/364750/1 "2016-07-21T23:33:36Z")

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The only difference I see is that EventHit has a “Self Moved” bool but I don’t what that is also.  
Are they almost the same?

![99512-onhit+or+eventhit.png](https://d3kjluh73b9h9o.cloudfront.net/original/4X/9/7/7/977329c046c8f824627c60d62c1124386655aa37.png)

Is there any reason to use one or the other one?