They are all able to shoot the same distance so what is the difference in different paintball guns? Top rating to best answer!

The main differance is the kind of paintball the gun is disigned for.

Theirs speedball guns which are designed for rapid fire and quick easy manuverability. These guns are small and light but require much more maintenance. They are easily recognizable as they all have a very similare body shapes.

On the other side of paintball theirs woodsball guns which range greatly in size and designs which are often reflecting real life guns. These guns are usually more reliable and are made to take abuse. For example Tippmanns are often considered as the most reliable marker (gun) on the market. They also have a incredable range of accesories and upgrades, so you can go from a basic semi auto gun to a full auto gun with endless upgrades