Walmart offers the Alcatel Popstar 2 4G LTE Prepaid Android Smartphone for Straight Talk for $14.99. Choose in-store pickup to avoid the $5.99 shipping fee. That's $15 off and the best deal we could find. This 4G LTE phone features a 4" touchscreen display, 1.2GHz quad-core processor, microSD card slot for up to 32GB of memory (not included), 5-megapixel camera, 0.3-megapixel front-facing camera, Bluetooth 4.1, WiFi, and Android 4.4 (KitKat).