Apple MacBook Pro with Retina display review (mid 2012) | Engadget
What is the "real-world" battery life of the "Mid-2012" and "Early 2013" 15-Inch Retina Display MacBook Pro? How does the battery life compare to the "regular" Mid-2012 MacBook Pro and the models
13-Inch Retina Display MacBook Pro Battery Life: EveryMac.com
Review Apple MacBook Pro 15 Retina 2.3 GHz Mid 2012 - NotebookCheck.net Reviews
Battery Life - 13-inch Retina MacBook Pro Review (Late 2012)