Adorama via eBay offers the Asus ZenPad 10 64GB WiFi 10.1" Android Tablet
in Dark Gray, model no. Z300M-C2-GR, for $174.99
with free shipping
. That's the lowest total price we could find by $4. It features a MediaTek 8163 1.3GHz 6-core processor, 10" 1280x800 IPS touchscreen LCD, 2GB RAM, 64GB flash storage, 5-megapixel rear camera, 2-megapixel front-facing camera, 802.11ac wireless, Bluetooth 4.0, microSDXC card slot, and Android M 6.0 (Marshmallow).