Boost Mobile offers the Motorola Moto E4 16GB 4G LTE Prepaid Android Smartphone for Boost Mobile for $49.99 with free shipping. That's the lowest price we could find by $10. It features a Qualcomm Snapdragon 425 1.4GHz quad-core processor, 5" 720x1280 touchscreen, 2GB RAM, 16GB storage, 802.11n wireless, Bluetooth, front- and rear-facing cameras, and Android 7.1 OS (Nougat).