Best Buy via eBay offers the refurbished Unlocked Sony Xperia C4 16GB 4G LTE Android Smartphone in Black, model no. E5306, for $179.99 with free shipping. That's $120 off list and tied with our January mention as the lowest total price we've seen for this phone. Features include a MediaTek 1.7GHz octa-core processor, 5.5" 1080x1920 touchscreen LCD, 2GB RAM, 5-megapixel front camera, 13-megapixel rear camera, GPS, 802.11n wireless, Bluetooth, and Android 5.0 (Lollipop).
Note that no warranty information is provided.