According to Sony, the makers of PS4 & PS4 pro, the following are the reasons why the PS4 pro is better than the PS4.

It is the most powerful PS4 console.

Play PS4 games in stunning 4k on the PS4 pro.

Play at faster frame rates on the PS4 pro.

The PS4 pro has twice the GPU power of the standard PS4 console, making you experience more image clarity, smoother gameplay and shorter load times.

Play games at more  vibrant lifelike colours on the PS4 pro.

Many of the standard PS4 games get enhance gaming experience when played .