eBay has the Samsung Galaxy S8 Dual SIM Unlocked 64GB 5.8" Smartphonel (Black, Gray or Gold) for $590 with free shipping. List price: $810. Features Exynos 8895 Octa-Core (4x2.3 GHz & 4x1.7 GHz), 4GB RAM, 64GB storage, 5.8" Infinity display (2960 x 1440), 12MP cam, 802.11ac, Android 7.0 Nougat.
Best Buy has the Apple iPhone 6 32GB Phone for Total Wireless (Space Gray) for $130 with free in-store pickup only. List price: $200. Features A8 chip with 64-bit architecture and M8 motion coprocessor, Apple iOS 9, 4G LTE speed, 4.7" Retina HD touch screen, 8.0MP iSight camera with Focus Pixels and True Tone flash.
Walmart has the Huawei Ascend XT2 16GB Prepaid Android Smartphone for AT&T for $49 with free shipping. Features 12 MP camera w/LED flash rear-facing/8 MP front-facing, 5.5 HD display w/ 2.5D curved glass, up to 16 GB internal memory/up to 128 GB expandable (card sold separately), 4000mAh removable battery.
Walmart has the Straight Talk Apple 6 32GB Prepaid Smartphone (Space Gray) for $129 with free shipping. Retail price: $399. Features 4,7" Retina display, A8 chip, 8MP iSight camera, 1080p HD, dual-band 802.11n, iCloud, iOS 8.
eBay has the Apple iPhone 6s 16GB No-Contract 4.7" Smartphone (Space Gray) for $260 with free shipping. List price: $449. Features 4.7-inch (diagonal) LED-backlit widescreen multi-touch display with IPS technology, new 8-megapixel iSight camera with 1.5µ pixels, A8 chip with 64-bit architecture. M8 motion coprocessor, 1080p HD video recording (30 fps or 60 fps).