What are the differences between the features of the iPhone 12 and the Samsung Galaxy S21?

The iphone 12 and Samsung Galaxy S21 have differences in their features such as operating systems, camera capabilities, design, and display technology. The iphone 12 runs on iOS while the Galaxy S21 runs on Android. The iphone 12 has a dual-camera system while the Galaxy S21 has a triple-camera system. In terms of design, the iphone 12 has a more squared-off design compared to the Galaxy S21's more rounded edges. The iphone 12 uses OLED display technology while the Galaxy S21 uses AMOLED display technology.