what is the difference between an iphone 7 plus and 8 plus?
Performance: iPhone 8 Plus has Apple's latest A11 Bionic chip. It has two performance cores that are 25 percent faster, and four high-efficiency cores that are 70 percent faster, than the A10 chip in iPhone 7 Plus. ... Bluetooth: iPhone 8 Plus has Bluetooth 5.0, while iPhone 7 Plus has Bluetooth 4.2.