5G-Enabled Railways: A Game-Changer for Telcos?
- Gareth Price-Jones
- Apr 25
- 3 min read

Introduction
The advent of 5G is not just about faster smartphones; it's about transforming industries—and the railway sector is no exception. 5G-enabled railways represent an exciting frontier for telecommunications companies. By driving innovation, efficiency, and connectivity, telcos could unlock immense value in this ecosystem. GSM-R the predecessor of 5G Rail was typically deployed as a dedicated network by railway infrastructure operators. However, with slicing a 5G enabled railway network could be deployed as a dedicated part of a 5G SA/Advanced PLMN.
Key Benefits for Telcos
1. Revenue Opportunities
Telcos can collaborate with railway operators to develop and implement 5G networks, creating lucrative partnerships. These alliances can range from offering dedicated infrastructure to premium passenger services, such as high-speed internet.
2. Enhanced Connectivity
Seamless connectivity across rail networks is not just a passenger convenience; it’s a necessity. Telcos can leverage 5G to enable real-time communication systems, IoT integration, and infotainment platforms—creating differentiated experiences for railway users.
3. Infrastructure Modernization
Railways worldwide rely on legacy systems like GSM-R for communication, but the Future Railway Mobile Communications System (FRMCS), powered by 5G, promises a leap in efficiency, safety, and scalability. Telcos are uniquely positioned to support this transition with their expertise in cutting-edge networks.
Potential Use Cases
Automated Train Operations (ATO): 5G enables real-time data exchange for ATO systems, improving scheduling, reducing delays, and enhancing safety.
Passenger Experience: High-speed internet and seamless connectivity allow for onboard entertainment, remote working capabilities, and real-time travel updates.
Predictive Maintenance: IoT sensors powered by 5G can monitor train components and infrastructure, predicting failures before they occur and reducing downtime.
Energy Efficiency: Data analytics supported by 5G can optimize energy usage, reducing costs and environmental impact.
Case Studies
Deutsche Bahn (Germany)
Deutsche Bahn has deployed a standalone 5G network in Hamburg to support automatic train operations. This initiative demonstrates the potential of 5G to enhance operational efficiency and safety.
Delhi-Meerut Rapid Transit System (India)
India's LTE-based system for the Delhi-Meerut corridor is a precursor to 5G adoption, showcasing the benefits of enhanced connectivity and communication.
SNCF (France)
SNCF is actively testing 5G-enabled FRMCS prototypes as part of its modernization efforts. These initiatives aim to replace the aging GSM-R system with a more robust and flexible 5G-based communication network. The rollout includes experimental lines and collaboration with leading manufacturers like Siemens and Nokia.
Market size
The global market for private 5G and LTE networks in railways is projected to reach $1.2 billion [See References] in cumulative spending between 2024 and 2027. This valuation includes investments in FRMCS-ready infrastructure, which is expected to replace legacy systems like GSM-R and support operational and safety-related applications.
Challenges and Solutions
Although promising, the implementation of 5G-enabled railways is not without hurdles. High investment costs and complex regulations can deter progress. However, public-private partnerships, phased deployment, and government incentives can mitigate these challenges, enabling a smoother transition.
Conclusion
The synergy between 5G technology and railways is a win-win for telcos and transportation sectors. As railways embrace 5G to improve operational efficiency and passenger experience, telcos have an unparalleled opportunity to lead this transformation. Collaboration, innovation, and vision will pave the way for a smarter, more connected future.
Brightpath can help with the development of this vision through our Network Transformation practice.
Author : Gareth Price-Jones