Expansys offers the Sony Xperia Z2 16GB WiFi Android Tablet in Black, model no. SGP511/B, for $339.99 with free shipping. That's the lowest total price we could find by $158. This dust and water-resistant tablet features a Qualcomm APQ8074AB 2.3GHz quad-core processor, 10.1" 1920x1200 LED-backlit touchscreen LCD, 3GB RAM, 16GB internal memory, 8.1-megapixel rear-facing camera, 2-megapixel front-facing camera, 1080p video recording, 802.11ac wireless, Bluetooth 4.0, microSD card slot, and Android 4.4 OS (KitKat).