The official battery life of the models is reasonable enough, most especially the Mid 2012 MacBook Pro models. Although, they disclaimed that this differs depending on the purpose and configuration. The Apple maker accurately discussed that they measured the battery life of the mentioned models by wirelessly browsing 25 well-known websites setting their brightness display to 50%. Consequently, the “regular” Mid-2012 13-Inch and 15-Inch MacBook Pro lines include an integrated and not glued 63.5 to 77.5-watt-hour battery.Īpple explained in a fine print the battery life estimates of the 2.6 GHz model, preproduction version updated on January 2013 with the 2.7 GHz line.

The Retina Display MacBook Pro versions have the same glued and integrated 95-watt-hour lithium-polymer battery. But, we have updated this article to become a credible and useful source for anybody who plans to buy or sell one of these lines from the used market of Apple.Īpple conducted a test and it has discovered that the “Mid 2012” and “Early 2013” 15-Inch Retina Display MacBook Pro versions with the identification number A1398 give at least seven hours of runtime during the “wireless web” use testing.įurthermore, the company estimated that the same seven hours of the runtime was also available on the “regular” Mid-2012 MacBook Pro models which were also the case with the Late 2012 MacBook Pro lines that were available before the earlier. Before reading, it is worthy to continue that all notebooks discussed in this Q&A are no longer available.

Battery life on macbook pro retna