I have done a lot of research and this what i found
Bitcoin Vs Steem

FOUNDER
Bitcoin =Satoshi Nakamoto?
Steem = @ned and @dan

Name, Ticker
Bitcoin =(BTC)
Steem = (STEEM)

Market Cap
Bitcoin =$149,939,797,150 USD
Steem = $610,601,371 USD

Maximum Supply
Bitcoin =21,000,000 BTC
Steem = ?

Price
Bitcoin =$8,866.00
Steem = $2.40

TRANSACTION TIME
Bitcoin =3-7 TRANSACTION
Steem = 10,000 TRANSACTION

FEES
Bitcoin = High fees
Steem = Zero fees

Confirmation times
Bitcoin = 20 Min up Too Days
Steem = 3 second block confirmation times

Mining Techniques
Bitcoin = POW (Proof of Work)
Steem = DPOS (delegated proof of stake )

Security
Bitcoin =yes
Steem = yes
Both have it with slight differences

thanks

@Arab1