Today, Apple unveiled not one, but two new iPhones — the iPhone 6 and iPhone 6 Plus. They are calling this launch the biggest advancement in iPhone history. The two new models feature stunning 4.7-inch and 5.5-inch Retina HD displays, and a whole slew of innovative technologies packed inside. Like the Apple-designed A8 chip with second generation 64-bit desktop-class architecture for super fast performance when gaming, or the ultrafast wireless technologies, or perhaps the built-in Apple Pay. The list goes on.

iPhone 6 and iPhone 6 Plus are the biggest advancements in iPhone history,” said Tim Cook, Apple’s CEO. “The iPhone is the most loved smartphone in the world with the highest customer satisfaction in the industry and we are making it much better in every way. Only Apple can combine the best hardware, software and services at this unprecedented level and we think customers are going to love it.

For the first time ever, Apple has launched two iPhones at once, as well as offered two screen size options. The iPhone 6 features a 4.7-inchRetina HD display with 1334 x 750 resolution, allowing 38 percent more viewing area than the iPhone 5s, while the iPhone 6 Plus features a larger 5.5-inch Retina HD display with 1920 x 1080 resolution, providing 88 percent more viewing area and three times the pixels than the iPhone 5s. Not to mention the Retina HD displays offering higher contrast for deeper blacks and dual-domain pixels for more precise colors and wider viewing angles.

The iPhone 6 and iPhone 6 Plus will be available in colors similar to their predecessors in gold, silver, or space grey, with the option to choose from 16GB, 64GB, or for the first time ever, a 128GB model. Both phones will be available in the US, Australia, Canada, France, Germany, Hong Kong, Japan, Puerto Rico, Singapore and the UK beginning on Friday, September 19, and customers can pre-order both models beginning on Friday, September 12.

Learn more about the iPhone 6 lineup over on Apple.