Well instead of writing an essay, let me put down my points on PROS of both
Pros of BTC wallet:
1. Anonymous
2. Can be withdrawn anytime
3. Can withdraw small amounts
4. Can withdraw large amounts hassle free
5. Can transfer 5 times in a minute without any hassle
6. Exchanging is hassle free
7. Receiving is very easy
8. Can create several accounts
Pros of Bank wallet:
1. Secure, can prove your money
2. Safe, will not go bankrupt soon.
3. A lot of e-commerce website prefer this
4. A lot of banks allow safe invest
5. No scam and privacy
6. Bank currency is not volatile