Taking the step to look at taking a prop firms challenge is a step that many rush into.

Trading a $100k+ account isn't an easy feet and it will take you some time to adjust to. 

It is advisable to have been consistently trading your own account, no matter the size for at least 6 months with consistent results. 

If you're not consistently achieving 10%+ on your own account how do you expect to be in the best position to pass a funding challenge. 

Always be honest with your self. 

You can test yourself by using FTMO'S trial challenge.