macbook pro mid 2015 v MacBook air 2017 I have been offered either of the following and cannot make up my mind which to buy. I currently have a mid 2010 MacBook pro which is getting a bit old now and I'd like to upgrade: There are two choices: 1. 13-inch MacBook Pro with Retina display- original cost £1199 offered at £700 Still in box has never been used. Is my sisters which she got and has never used, 13-inch MacBook Pro with Retina display 2.7GHz Dual-core Intel Core i5, Turbo Boost up to 3.1GHz 8GB 1866MHz LPDDR3 SDRAM 256GB PCIe-based Flash Storage Intel Iris Graphics 6100 Force Touch trackpad Accessory Kit Backlit Keyboard (British) & User's Guide (English) OR 2. 2017 Apple MacBook Air- original cost Jan 2018 £850. Offered at £500 (family friends unwanted gift, never been used) 13.3", Intel Core i5, 8GB RAM, 128GB PCIe-based SSD 6 months old, never been used. 2 year John Lewis warentee. I need it for family photo editing, illustrator and photoshop.I am not a designer but use to be so do like the option of playing with these programmes from time to time. I use to do a lot of photography and like to edit photos. I may one day go back to do picture editing work. Which one do you think I should go for based on the spec/ price/ needs?