The updated MacBook Pro 13- and the 15-inch would each have up to a claimed 7 hours of battery life, while the 17-inch would keep its 8-hour capacity. [44] [46] Some sources even reported up to eight hours of battery life for the 13- and 15-inch MacBook Pro computers during casual use, [47] while others reported around six hours. [39] I finally replaced the battery in my early 2015 - pretty straightforward (battery seems good and is working fine now). As others have said the battery was completely puffed up!! When I turned it back on the trackpad doesn't work at all but the keyboard seems perfect, apart form the F keys - specifically the mute, vol up and down; vol up does Here’s how the 15-inch MacBook Pro (2019) performed in our suite of benchmark tests: Cinebench CPU: 3,142 points Graphics: 129.63 fps. Geekbench 4 Single-Core: 5,829; Multi-Core: 30,478. Battery Your battery is designed to retain up to 80% of its original charge capacity at its maximum 13-inch, Early 2015) MacBook Pro (Retina, 13-inch, Mid 2014) Get the best deals on 2015 Apple MacBook Pro Laptops and find Apple MacBook Pro 15.4" w/ NEW BATTERY (512GB Apple MacBook Pro Retina 13" Early 2015, 2.7 Ghz MacBook Pro (15-inch Retina display Mid 2015) Model ID: MacBookPro11,4; MacBook Pro (13-inch Retina display Early 2015) Model ID: MacBookPro12,1; MacBook Pro (15-inch Retina Display 2014) Model ID Battery life (mfgr. estimate) Capacity: Charger: MacBook Pro (15-inch, 2015) 9 hours wireless web: 99.5 watt-hour: 85W MagSafe 2: MacBook Pro (15-inch, 2016) lememoire said: Hi, Since yesterday, I see "service recommended" when I click on battery icon. Checked different resources on the net and saw "battery calibration" might fix it. I ran down the battery to 0% and left it there for hours. Then, just charged it to full. The "service recommended" warning is still there. This item: WISTAR A1494 A1398 Battery for MacBook Pro 15 Inch Retina Late 2013 Mid 2014 Early 2015 High Capacity, Black ₹6,899.00 ₹ 6,899 . 00 Get it by Saturday, October 21 MacBook Pro with built-in batteries. Batteries in these computers need not be calibrated. Mac notebooks with built-in batteries: All MacBook Air computers. All MacBook Pro computers with Retina display. MacBook (13-inch, Late 2009 and later) MacBook Pro (Early 2009 and later) PXgyRu.