There are differences
- Loader managed by fragment/activity, if you feel trouble managing task between configuration changes, other interruption (phone ring) or any other, use Loader and let Fragment/activity will mange pause/restart/reattach . Where ever possible try to use Loader - AsyncTask- Simply queuing of thread, Android internally manage execution based on available resource, A global executor Service which does not block current UI thread and keep reference of UI thread to display data when execution finish. In most of situation it is easy to implement and avoid UI blocking. - Runnable - non control threads, good to use when you know what you are doing for ex: a socket listing on a port -- -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en --- You received this message because you are subscribed to the Google Groups "Android Developers" group. To unsubscribe from this group and stop receiving emails from it, send an email to android-developers+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.