Trading with your own cash on the line is very different from trading with play money in a demo account this can often significantly impact on performance. (thefxview.com)
A simple one - page PDF of play money for you to print out and use in games or simulations. (tes.com)
There is no difference between a real account and a demo account except for the fact that you are using play money in the demo account and real money in the real account. (thetradepros.com)