1.Fiat currency is accepted worldwide as a legal tender.

1.Bitcoin is a decentralized digital currency that is not accepted in most countries as a legal tender.

Yes it might appear not acceptible in some countries but it doesn't stop it's usage as it operates digitally only. Bitcoin is unstoppable💯😎

3.Fiat currency has an unlimited supply.

3.Bitcoin has a limited supply.

Yes of cause an this contributed to the continuous grouth of Bitcoin