Processor: Only the iPhone 15 and the Pro models of the iPhone 14 are equipped with the A16 Bionic chip, while the iPhone 14 uses the A15 Bionic chip. Dynamic Island: Only the iPhone 15 and the Pro models of the iPhone 14 have the Dynamic Island. Camera: The iPhone 15 offers an advanced system with a 48 MP main camera. The standard iPhone 14 models have a 12 MP main camera. Connections: The iPhone 15 uses a USB-C connector, while the iPhone 14 models use the Lightning connector.