PUBG has been Rocking on Steam in the Year 2017, it is much Close to CS:GO in Competition but still, it’s a 3rd Person Game so their Comparison won’t make any sense. Two Studios, namely Quantum and Lightspeed have Developed two Mobile Version of PUBG but it is only going to be Launched in China in the Beginning for some Reason. Both the Games actually look much Similiar to the PC Version in terms of Graphics as well as Gameplay.
Official Source: Here
Both the Games are Developed in Epic’s Unreal Engine 4 which means they would have Stunning Graphics.
The game is still in Early Access on Steam because it will be Releasing this Month, the Xbox Version of the Game is also going to be Releasing on December 12.
Here is the Official Trailer for the Smartphone Version of the Game: