In the modern era, there has been an ongoing rise in the demand for online banking, increasing customers adoption of online banking services. This enables banking customers to carry out their financial operations without physically visiting a bank branch. Moreover, it is essential to prioritize analysing customer satisfaction with the usage of services offered by commercial banks, with a particular emphasis on online banking. This is because online banking represents the prevailing method of delivering banking services. The main goal of this study was to analyse the characteristics of online banking customers and how they influence customer satisfaction offered by commercial banks in Malaysia. The survey was conducted to gather information on the degree of interest and satisfaction regarding the quality of online banking services among 175 customers living in the northern region of Malaysia, comprising North Perak, Pulau Pinang, Kedah, and Perlis.