Urban mobility stands as a pivotal aspect in the development of cities, significantly influencing the overall quality of life. Nowadays, many cities recognize the importance of smart mobility in the context of smart cities, leading them to invest in transportation systems and infrastructure to address traffic challenges. The rapid progress in Information and Communication Technology (ICT) has played a pivotal role in enhancing the quality of mobility and addressing critical issues in the field. ICT in smart mobility aims to find innovative and sustainable approaches, supported by advanced technology and proactive citizens’ behaviors. Accordingly, this paper aims to study the concept of smart mobility and the impact of ICT as one of its areas on reducing traffic congestion and developing traffic systems in Riyadh city. Moreover, the paper sheds light on governmental initiatives aimed at fostering connected, safe, and sustainable urban mobility. The study uses quantitative techniques to achieve its goals by collecting data about ICT implications, developing questionnaires, and analyzing its data to measure the quality and most effective ICT system. The study’s findings present the crucial role of government in developing strategies to overcome traffic problems. In addition, the results reflect the main aspects and design criteria that contribute to enhancing the performance and quality of mobility systems in megacities and generating sustainable mobility.