The main goal of this paper is to analyze customer satisfaction factors for Light Rail, identify a successful case and compare the level of service of this case with another system so that improvements in terms of price, time of journey and connectivity can be elaborated and suggested. The Docklands Light Railway (London, UK) has been identified as a successful case, which service levels have been compared to ‘Metro Sul do Tejo, MST’ (Almada, Portugal). As a result, a set of solutions to improve MST are proposed
