Abstract: The banking sector recognized as the dominant and leading sector of adopting the trend of using Internet to serve their customers. Banks are now moving forward towards Internet banking from their traditional banking procedures and adopt e-commerce to carry out most of their banking transactions. The prime objective of undertaking this study is to analyse the contributors of the customer adoption of Internet banking in Savings Bank in Sri Lanka. The self-administered questionnaires relying on a 4 point likert scale was distributed to sample of 300 customers who are using internet banking and analysed and the corresponding findings are discussed in the work.