Yeah, bitcoin is much more risky than bank investments, but it's worth it, because bank investments will earn you nothing like bitcoin would. so i would say the risk is what it
this two investment can earn a lot of money depends on the situation. if you earn a lot of money in a while. it is more risky.
i think bitcoin is more risky because you can earn a lot of money in a small time. in bank, you can only feel that you earn in a long time than bitcoin. so that bitcoin is much more risky than bank investment