I will just provide you with tools to use and to determine which coins is more profitable. As for the part of risk, you may have to do some due diligience
- https://www.stakingrewards.com/calculator
- https://www.cointostake.com


For more information read here
- https://community.trustwallet.com/t/the-risks-of-staking/672
- https://hackernoon.com/crypto-staking-assessing-the-risks-and-profitability-of-usd-neutrino-cosmos-and-others-zko3u6g
- https://www.coindesk.com/valid-points-risks-rewards-staking-on-eth-2-0-validators