Wrapped bitcoin is actually a token that mirror's the  values of bitcoin and is interoperable with decentralized applications built on the Ethereum network. Wrapped bitcoin actually tracks the value of real bitcoin, this means that each tokens value have one to one relationship with bitcoin
So if you want to keep a store of value,bit coin is a good choice.
However, If your looking to use your tokens for DeFi transactions, or if your interested in dapps,wrapped bitcoin might be better for you.
You can also convert your wrapped bitcoin into bitcoin by just clicking the unwrap inside your wrapped bitcoin wallet.