iLounge has updated our iPad mini with Retina display review to include the Wi-Fi + Cellular model of Apple’s device. The Retina mini achieved roughly an hour better cellular battery life than the original model, running for 9 hours and 46 minutes. Cellular speeds were identical to the Air and iPhone 5-series phones. We awarded the Wi-Fi + Cellular iPad mini an A-, the highest rating yet for a Cellular mini, and a tie with the differently-capable…