Synchronising Solar and eMobility in the GCC: The Next Frontier in Clean Transport

Spotlight:

• Since vehicles remain parked 95 percent of the time, aligning electric vehicle charging demand with daytime solar generation would optimise energy use, reduce charging costs, and avoid grid strain in high-irradiance regions such as the GCC.
• Solar-EV integration can be deployed on multiple scales ranging from local on-site rooftop charging to community level microgrids and digital level power plants.
• Unlocking solar-EV integration requires regulatory framework alignment, smart grid modernization, enhanced cybersecurity, and unified regional standards.

Across global transport systems, electric mobility has reached a turning point. It is becoming an integral part of mainstream transport networks, with the focus shifting from ambition to implementation at scale. Global Electric Vehicle (EV) sales exceeded 17 million units in 2024− an increase of more than 25 percent− and are expected to rise to 23 million units in 2026, accounting for close to 30 percent of all cars sold worldwide. Electrification is now reshaping transport systems worldwide. What is becoming clear, however, is that vehicle adoption alone will not determine the success of this transition. EV growth needs to evolve in tandem with renewable energy deployment. In high-irradiance regions^[1] like the GCC (Gulf Cooperation Council), solar power offers a practical and scalable way to decarbonise mobility while strengthening energy resilience.

This opportunity is further reinforced by vehicle usage patterns, in that they remain parked for approximately 95 percent of the time. This creates a massive yet largely untapped potential to efficiently align charging demand with solar generation.

Bringing together solar generation and EV charging, supported by storage, smart infrastructure, and demand-side management, creates tangible system benefits. When properly designed, these integrated systems can deliver measurable impact by reducing grid emissions, optimising energy use, lowering charging costs, enhancing energy resilience, and releasing pressure on electricity networks. This opportunity is further reinforced by vehicle usage patterns, in that they remain parked for approximately 95 percent of the time. This creates a massive yet largely untapped potential to efficiently align charging demand with solar generation. Smart charging and effective planning can align EV charging with peak solar generation, highlighting the need for connected energy and mobility system design.

The case for solar-powered eMobility ecosystems in the GCC

The GCC is well positioned to advance unified solar–eMobility systems, building on its renewable energy ambitions and infrastructure investments. Ambitious renewable targets across the region reflect sustained investment in energy diversification.:

• Saudi Arabia plans to generate 58.7 GW of renewable capacity by 2030
• Qatar targets a 30 percent solar share in electricity generation by 2030
• The UAE (United Arab Emirates) targets 30 percent clean energy in its electricity mix by 2030 and hosts the world’s largest integrated solar and storage project (5 GW solar with 19 GWh storage capacity).

Combined with strong electrification ambitions and abundant solar resources, this creates an advantage to design energy and mobility systems together from the outset, rather than retrofitting legacy infrastructure at a later time.

This shift is shaped by changes in EV technology, particularly increasing battery capacities. In 2024, the average battery capacity across the global electric car fleet reached approximately 80 kWh, partly reflecting growing demand for larger vehicle segments such as SUVs (Sport utility vehicles). While greater EV range improves adoption, higher battery capacity increases electricity demand, making coordinated charging with renewable generation essential to avoid peak grid pressure and improve system efficiency.

While greater EV range improves adoption, higher battery capacity increases electricity demand, making coordinated charging with renewable generation essential to avoid peak grid pressure and improve system efficiency.

Renewable generation and storage capacity across the GCC are expanding rapidly. Gulf countries have invested more than US$42 billion in renewable energy projects and are scaling up solar, wind, and battery storage to help energy transition goals. In Saudi Arabia alone, renewable capacity connected to the grid has already exceeded 12 GW and has been accompanied by several gigawatt-hours of grid-scale battery storage. Beyond this, large-scale projects are currently under development.

Table 1: Global case studies of solar–EV integration and potential GCC applications 

Key barriers include misaligned charging patterns, limited integrated infrastructure, and insufficient coordination between energy and transport systems. Addressing these challenges will require a cohesive system design that combines smart charging, energy storage, solar -EV hubs, bidirectional charging technologies, and stronger cross-sector planning.

Models of solar-EV coupling: From local to virtual integration

Solar and EV charging can be connected in several ways, depending on scale and system maturity, including the models listed in Table 2.

Table 2: Types of renewable energy integration in EV charging infrastructure 

Three priority use cases 

Charger placement becomes a strategic decision as vehicles spend most of their time at a standstill. When charging locations are aligned with solar availability, reliance on costly grid upgrades or fossil-based backup generation can be reduced.

Table 3. Residential solar–EV integration– model and explanations 

Sources:

**Based on Techno-Economic analysis of grid-connected highway solar EV charging station, the 40 percent number is for South Korea

Policy considerations and implementation challenges for integrated PV–EV systems 

Integrating solar PV with EV charging offers strong potential to decarbonise transport and power systems, minimise charging costs and emissions, and ease grid pressure, particularly in workplaces and fleet applications where solar generation aligns with parking patterns. However, scaling deployment across the GCC requires addressing several interconnected challenges.

Policy and regulatory alignment remain a key barrier. While the UAE has more advanced frameworks for distributed solar and EV infrastructure, and Saudi Arabia is progressing under Vision 2030, gaps persist around tariffs, grid access, storage, and V2G (Vehicle-to-Grid), limiting investment. More advanced urban centres are better positioned to pilot merged systems, while newer developments offer opportunities to embed integration from the outset. Clear and consistent regulatory frameworks will be essential to facilitate aligned business models and long-term financing.

Grid readiness also varies. Cities in the UAE benefit from more advanced smart grids and charging infrastructure, while Doha’s compact urban form supports managed charging^[2]. To keep pace with rising EV demand and variable solar generation, networks must adapt to variable solar generation and growing EV demand through smarter grid management, demand-side flexibility, and local storage to address timing mismatches between generation and charging.

While the UAE has more advanced frameworks for distributed solar and EV infrastructure, and Saudi Arabia is progressing under Vision 2030, gaps persist around tariffs, grid access, storage, and V2G (Vehicle-to-Grid), limiting investment.

Technology and market maturity present additional barriers. Solar–storage–EV systems still face interoperability challenges, while high upfront costs−particularly for storage and energy management−slow adoption, highlighting the need for financial de-risking mechanisms. Market awareness and behaviour also play a role, as charging is often not aligned with solar availability. Stronger pricing signals and digital tools will be needed to better align demand with renewable generation.

Security and governance considerations are increasingly important. Cybersecurity risks, data management issues, and consumer hesitancy toward V2G require clear frameworks and protections. And finally, local execution capacity is critical. Cities can streamline deployment by integrating EV infrastructure into planning, permitting, and procurement.

Overall, scaling integrated PV–EV systems will depend on coherent policy design, regulatory clarity, financial support, standardisation, and strong digital security.  Greater collaboration across cities and stakeholders in the GCC can increase deployment through shared standards, practical experience and knowledge exchange.

Why integration matters now

Integrating solar with e-mobility can accelerate decarbonisation, alleviate costs, and builds grid resilience. For the GCC, acting early will provide a strategic opportunity to strengthen clean mobility while enhancing long-term economic competitiveness and energy resilience. The real possibility lies in designing energy and mobility systems that work together from the outset, rather than solving challenges later.

Moving forward, success will be defined by how strategically we connect mobility, energy and infrastructure. By bringing these elements together, the GCC has an opportunity to build transport systems that are not only cleaner, but also more resilient, more efficient and better prepared for the future.

Heiko Seitz is Global eMobility Leader and Partner at PwC.

Acknowledgement 

AI tools were used on a limited basis to support language refinement, structure, and editorial review. All research, analysis, conclusions, and final content were independently verified and approved by the authors.

^[1] High-irradiance regions are areas that receive consistently high levels of solar radiation throughout the year, making them particularly suitable for efficient solar power generation.

^[2] Doha’s compact urban form concentrates travel demand, buildings and charging points within a relatively small area, making it easier to coordinate charging schedules, manage peak loads and deploy centralized smart-charging systems