If you don't have cell service or WiFi, you can still text emergency services using this feature.
Crash Detection
When you have an accident, iPhone can detect it and will notify your emergency contacts and dial 911.
Camera Upgrades
A 49% larger sensor and aperture are found in the primary camera lens. This results in 2x faster night mode exposures and better low light photos.
Photonic Engine
Additionally, the wide-angle and selfie cameras deliver 2x better low-light photos thanks to enhanced image processing that Apple calls their Photonic Engine.
Video Recording
4K footage at 24FPS can now be recorded in cinematic mode.
A new Action mode for video simulates the effects of a gimbal which makes shaky video more stable.
Processor
The A15 Bionic chip found in the iPhone 14 and iPhone 14 Plus is identical to that found in the 13.
The Only Difference is internal redesign that is more thermally efficient.
SIM Trays Removed
Physical SIM card trays have been eliminated in the US, forcing users to switch to eSIM.