A leaked document from Android authority talks about the Moto G and its release date, but it also revealed that the Galaxy J1, which is Samsung's least expensive LTE Android device, has been selling out in the UK. . .at least at Three UK retail locations.
http://www.sammobile.com/2015/07/27/galaxy-j1-appears-to-be-doing-quite-well-in-the-united-kingdom/
http://www.sammobile.com/2015/07/27/galaxy-j1-appears-to-be-doing-quite-well-in-the-united-kingdom/