The iPhone is Apples biggest seller. Since it’s realise there has been over 2.2 billion IPhones sold. The iPhone is the best in the world technically speaking. The first iPhone came out in 2007 and 6 million copies sold in the first year. Though they sell a lot more now it was still a success. The most popular version of the iPhone was the iPhone 6 with 221 million copies sold in 2014. The newest IPhone is the IPhone 12 its specs is A14 Bionic chip, 64GB/128GB/256GB storage, 5.4in Super Retina XDR OLED display (2340 x 1080 at 476ppi) , 2,000,000:1 contrast ratio, 625/1,200 nits max brightness (typical/HDR), True Tone.