The purpose of this research is to analize the financial performance comparison between Bank Mega (conventional) and Bank Mega Syariah from 2012 to 2018, by using these financial ratio aspects : CAR (capital adequacy ratio), NPL (non performing loan), ROA (return on assets), BOPO (biaya operasional dan pendapatan operasional), LDR (loan to deposit ratio). The data used in this research is the secondary data obtained from banking statistics issued by Otoritas Jasa Keuangan (OJK) from 2012 to 2018, with using Independent Sample T-test analysis methode in SPSS16 software. The result shows that there is a significant difference in LDR, NPL,BOPO ratio and no significant difference in CAR and ROA ratio between PT Bank Mega Tbk, (conventional) and PT Bank Mega Syariah In financial performance aspect, PT Bank Mega Tbk is better. However, in liquidity aspect, PT Bank Mega Syariah is better.