Walmart offers the refurbished Apple iPad Air 16GB WiFi Tablet in Space Gray or Silver for $429 with free shipping. That's the lowest total price we could find by $41, although we saw it for $35 less three weeks ago. This 1-lb. tablet is 0.29" thick and features a 9.7" 2048x1536 Retina display, Apple A7 64-bit processor, M7 motion coprocessor FaceTime HD front-side camera, dual microphones, 5-megapixel iSight camera, 802.11n wireless with MIMO, Lightning connector, 10-hour battery life, and iOS 7.

Note that no warranty information is provided.