Quality Cellz via eBay offers the refurbished Unlocked Samsung Galaxy S5 Active 16GB 4G LTE GSM Android Smartphone in several colors (Red pictured) for $99.99 with free shipping. That's tied with our April refurb mention and the lowest price we could find for a refurb now by $8, outside of the mention below. It features a 5.1" 1920x1080 AMOLED touchscreen display, 2.5GHz quad-core processor, 2GB RAM, 16GB internal storage, 802.11n wireless, 16-megapixel rear-facing camera, 2-megapixel front facing camera, microSD card slot, Bluetooth 4.0, and Android 4.4.2 (KitKat).

Note: No warranty info is provided.

A close price: Newegg Flash has a refurb for $100.99 with free shipping.