Mapping, tracking & export features are important for any smartphone GPS app. Waypoint management should be easy with a quick 'create' button handy the main screen. In Part 3 of the Android GPS app test, I spent time with Locus Pro, OruxMaps and BackCountry Navigator.
My device was the Google Nexus 7 (4.1) with a wifi connection to a 3G personal wifi device. All applications relied on a data connection to download the maps. I did not test the offline capability.
Read the summary of the apps and the first test.