Mobility, Energy and Transportation
India’s E-Bus Boom - Why is it going electric
21 May 2025

India is witnessing a silent revolution in public transport. While headlines focus on electric cars and two-wheelers, it’s the electric bus (E-bus) that is making serious strides across cities. As state transport undertakings (STUs) and private operators expand their fleets, the real question is: why are E-buses gaining such traction, and will this boom sustain?

What’s driving the E-Bus boom?

India’s urban public transport is under pressure to decarbonize, reduce operational costs, and modernize service quality. Electric buses check all three boxes. Backed by policy mandates, declining battery costs, and favourable TCO dynamics, E-buses are now a central pillar of India’s clean mobility strategy.

Government initiatives such as FAME II and the National Electric Bus Programme are catalyzing adoption by subsidizing procurement, creating demand aggregation platforms, and encouraging STUs to shift from capex to opex-based models (leasing, gross cost contracts). Cities like Delhi, Mumbai, and Bengaluru have already committed to 100% electric fleets by the end of the decade.

How big is the market?

In FY24, E-buses formed a US$ 0.6B market, representing ~13% of the overall bus mobility market. By FY30, this is expected to expand 10x to US$ 6B, with electric penetration reaching 30% by volume.

Exhibit 1: E-Bus Market Size and Penetration in India (FY24 vs. FY30)

Most of this growth will come from intra-city buses, given their predictable routes and depot-based operations. Inter-city and long-haul electrification will remain limited in the near term due to range and charging constraints.

Why is TCO the game-changer?

The total cost of ownership (TCO) for E-buses is increasingly favorable, especially when supported by incentives and high asset utilization. Compared to diesel buses, E-buses save on energy consumption and maintenance, with lifecycle savings of up to 7-10%.

Exhibit 2: TCO Comparison: Electric vs. diesel buses


Moreover, cities are exploring innovative deployment models, such as public-private partnerships, leasing, and battery-swapping, to mitigate upfront costs and enhance uptime.

What are the expansion plans of OEMs?

E-bus manufacturers are expanding their portfolios and domestic manufacturing capacities in direct response to rising EV-specific demand from governments across India. This strategic alignment with public procurement needs is shaping product innovation, capex allocation, and operational models.
Companies such as Tata Motors, Eicher, PMI Electro Mobility, Olectra, Switch Mobility, JBM Auto, etc, are introducing new electric and alternative fuel bus variants, investing in manufacturing infrastructure, and enhancing R&D capabilities.

Several players are securing large public contracts, while others are forming partnerships and scaling up production to meet state-level electrification targets. Together, these OEMs are positioning themselves to serve a fast-growing market driven by central schemes and state-led transport electrification programs.



Challenges to watch out for?

Despite growing momentum in E-bus adoption, several persistent challenges continue to affect the pace and scale of deployment. These span financial constraints, infrastructure limitations, and operational hurdles that particularly impact public transport agencies and state-led programs. As the ecosystem evolves, addressing these issues is critical to unlocking mass adoption and long-term viability.

However, with over 25 states drafting or implementing EV policies and nearly 10,000 buses sanctioned under central schemes, the ecosystem is actively maturing.

Exhibit 3: Challenges in E-bus adoption


What should stakeholders do?

  • OEMs need to localize production and innovate on modular, fast-charging buses
  •  Infra providers must accelerate depot electrification and megawatt-level charging hubs
  • STUs  must leverage central schemes to transition rapidly to electric fleets via opex models
  • Private operators  should explore leasing models and B2G contracts in smart cities

Conclusion

India’s E-bus story is not just about replacing diesel buses – it is about building a future-ready, sustainable public transport system. With economics turning favorable and policy support strong, the E-bus boom is here to stay. Stakeholders who invest early, build scale, and integrate across the value chain will lead the charge.

For a deeper dive, refer to the full report- Electrify30: The Future of Mobility

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