Reliance jio is a amazing company I have a reliance jio sim and I am very happy with this
Internet speed- the speed of internet is really good you will get 1 or 2 gb as per your plan
Calling- calling with jio is amazing with this you can hear a amazing Quality of voice
Customer care support- the support of customer care is also really good the help us very well
So in the end you should go for jio