The iPhone 6s and iPhone 7 mobile phone cases are different; although the sizes of the iPhone 6 and iPhone 7 are the same, the headphone jack and charging hole of the iPhone 7 are merged, while the iPhone 6's are separate.
iPhone 7 canceled the 3.5mm headphone jack and launched new headphones Apple AirPods, which uses the W1 chip, has sensors and batteries, and they are all placed in a small headphone body.
Extended information
Design innovation
Apple iPhone 7A10 Fusion processor uses a four-core design for the first time, and it is a hybrid architecture system of two large and two small, so That’s when the word Fusion was added to the name.
The big core is located in the middle of the right side of the chip, one above the other. The small core is next to the big core, all in a corner, and between them are two sets of secondary caches and related circuits.
As you can see, the colors of the large and small core parts are different, which also shows that they use different digital libraries. The third-level cache is on the left side of the CPU core module and is divided into two groups, next to the small cores.
New features
The Home button has a new design and adds vibration feedback. The home button of the new iPhone is no longer a mechanical button, but a force-sensitive button that can sense pressure and provide tactile feedback. It is more responsive and is less likely to be broken.
Supports IP67 waterproof and dustproof function, dual cameras (iPhone7 Plus only), anti-shake function, and a new faster processor. The camera's processor ISP throughput is doubled.
Live photo is more powerful, and developers can also call the RAW camera API. The front camera has been upgraded to 7 million pixels and supports anti-shake function.
Reference: Baidu Encyclopedia-iPhone 7