In this study, the author assesses and compares the performance of commercial banks in Vietnam and ASEAN countries in the period of 2013-2017 by using parametric approach, using SFA method (Stochastic Frontier Analysis). The results showed that the average efficiency of ASEAN commercial banks in the study period was 0.77, the lowest efficiency was 0.11, the highest efficiency was 0.96. This result also shows that the efficiency of ASEAN commercial banks in the period of 2013 - 2017 is relatively low, with this result if the average output does not change, commercial banks can save as much as possible. 23% of the input. The results also show that the average efficiency of Brunie commercial banks is the highest at 0.87%, ranked second is Thai1and with average technical efficiency of 0.83. Ranked last among the 9 ASEAN commercial banking systems in the research period is Singapore commercial banks with average technical efficiency of 0.72 above are Lao commercial banks with an efficiency of 0.73. Vietnam's commercial banking system with technical efficiency in the research period was 0.75, ranked 6th among 9 ASEAN countries.