List Of 4gb Ram Mobiles That Is Budget Friendly With smartphones evolving into multitasking computing units, I have decided to take a look into the best mobile phones that over 4GB of RAM that will make your budget smile. So first, if you want to buy them I think you can get them on jumia. So first on my list is Umidigi A5 pro This phone comes with a 6.3 inch IPS LCD FHd+ resolution, with a 92.7 screen-to-body Display with 1080x2280 pixels Resolution. The main specs are 1. It comes with Android 9.0 Pie OS 2.