Vehicle to Grid Market

How big is Vehicle to Grid Market in 2026?

A 9.7% CAGR applies to vehicle to grid sales from 2026 to 2036. The 2025 base was USD 2.1 billion. Bidirectional systems account for an estimated USD 2.3 billion of sales in 2026. Projected sales reach USD 5.8 billion by 2036.

V2G sales will record a 9.7% CAGR over 2026 to 2036 to hit USD 5.8 billion by 2036. FMI numbers put the market at an estimated USD 2.3 billion in 2026, up from USD 2.1 billion in 2025.

Network operator export permission is redefining the boundaries of growth for household V2G. For instance, Octopus Energy and BYD launched a UK bundle in June 2025 with a leased BYD Dolphin, a bidirectional Zaptec Pro charger and a smart tariff for just under £300 a month.[1] Each customer still needed network operator permission to export power, and the G99 licence could take up to 12 weeks.[1] Fleet depots will therefore move ahead of households, since parked vans and buses keep predictable plug-in hours.

Stationary packs in the battery energy storage system market bid for the same grid flexibility contracts as V2G and grow at a 9.1% CAGR from 2026 to 2036. V2G runs 0.6 points faster, so aggregators will price parked cars against stationary batteries in tenders. Each V2G car carries a pack from the electric vehicle battery market, on an 8.5% CAGR over the same years. V2G outgrows pack supply by 1.2 points because each bidirectional charger turns a parked pack into grid capacity.

Hardware holds 46% of 2026 sales, so cheaper bidirectional converters will set the early payback. UK network operators will in turn face pressure to shorten the 12-week G99 approval for small chargers.

Key Market Trends & Insights

• Component: hardware holds 46% of 2026 sales on bidirectional converters, grid interface modules and safety controls.
• Vehicle type: battery electric vehicles take 52% in 2026. BMW and E.ON launched a V2G offer for the new BMW iX3 in Germany, paying up to €720 a year, IAA Mobility reported in February 2026.[2]
• Application: frequency regulation leads on an estimated 31%, with peak power sales second.

Regional Highlights

• Chinese sales rise fastest, at an 11.4% CAGR from 2026 to 2036.
• The United States follows on 10.2% and India on 9.8%, and Germany and the United Kingdom post 8.9% and 8.6%.
• Maryland became the first US state to adopt V2G interconnection rules, with the rules taking effect on 7 July 2025.[3]

Market Size & Forecast

Table 1: Market Size and Forecast for the Vehicle to Grid Market (USD billion and percentage), 2025 to 2036

Metric	Value
2025 Market Size	USD 2.1 billion
Estimated Market Size in 2026	USD 2.3 billion
Projected Market Size by 2036	USD 5.8 billion
CAGR, 2026 to 2036	9.7%
Added Revenue, 2026 to 2036	USD 3.5 billion
Market Expansion Multiple	2.5x

Three adjacent markets share grid flexibility work with vehicle to grid. The virtual power plant market pools household and fleet assets, and each enrolled V2G car adds capacity to a pool. The electric vehicle charging station market supplies the charge points, and only bidirectional units among them can send power back to the grid. Grid operators tender peak and frequency capacity to stationary batteries as well as parked cars, and the battery energy storage system market holds a 9.1% CAGR from 2026 to 2036. Vehicle to grid grows only 0.6 points faster on a 9.7% CAGR, FMI estimates, so aggregators bidding parked cars into virtual power plants will face stationary batteries in nearly every capacity tender.

Bidirectional Tariffs, Pilots and Interconnection Rules

European programmes moved from pilots to paid tariffs during 2025 and 2026. E.ON and BMW opened the ÖkoStrom Home & Drive V2G tariff in Germany with an 11 kW BMW Wallbox Professional and a required smart meter.[2] The bonus is paid for each hour the car is plugged in with V2G active, even when no energy moves.[2] Volkswagen and Elli plan a V2G offer for private customers in Germany in the fourth quarter of 2026, Automotive World reported on 17 April 2026.[4] The package bundles a bidirectional DC charger, a smart meter, a dynamic electricity tariff and app control.[4] Around one million Volkswagen electric vehicles on European roads are technically prepared for bidirectional charging.[4] One million bidirectional-ready Volkswagen cars will give utilities a ready pool of grid capacity and mark a shifting balance between supply and demand. ISO 15118-20 standards lag the German V2G tariffs. CharIN called ISO 15118-20 a key enabler of bidirectional energy flows in April 2026 and said the proposed 1 January 2027 date for software implementation is technically unrealistic.[5] CharIN asked the European Commission to move the date to 1 January 2028.[5] Charger makers will ship ISO 15118-20 hardware ahead of the legal date to keep tariff partners on board.

Regulators in the United States, China and India set the grid side of the rules. The Maryland Public Service Commission voted unanimously for V2G interconnection rules covering AC and DC systems, and bidirectional systems used only for backup power skip the lengthy interconnection study.[3] Six Chinese central departments, including the NDRC and the NEA, issued an action plan on 15 October 2025 targeting over 5,000 new V2G facilities by end-2027.[6] India Smart Grid Forum ran an AC V2G pilot with four Tata Nexon EVs fitted with on-board bidirectional power modules, PR Newswire carried in May 2026.[7] Interconnection rules like the Maryland set will bring utilities into V2G as buyers of grid services.

Table 2: Bidirectional Programme and Grid Rule Indicators for the Vehicle to Grid Market (dates, counts, energy and currency values), mixed reporting years from 2025 to 2026

Indicator	Data Point	Relevance	Source
Octopus and BYD UK V2G bundle, June 2025	Just under £300 per month	First packaged UK household V2G offer.	[1]
UK G99 export licence	Up to 12 weeks	Network approval time per household.	[1]
Maryland V2G interconnection rules	In effect from 7 July 2025	First US state rules for AC and DC V2G.	[3]
China action plan target, end-2027	Over 5,000 new V2G facilities	National build-out of bidirectional points.	[6]
China reverse-charging target, end-2027	Over 20 million kWh	Energy fed back from vehicles.	[6]
E.ON and BMW V2G bonus, Germany	Up to €720 per year	Household payment for plugged-in hours.	[2]
Volkswagen EVs prepared for bidirectional charging, April 2026	Around one million in Europe	Installed base for carmaker V2G offers.	[4]
CharIN position on ISO 15118-20, April 2026	Postponement to 1 January 2028 recommended	Timing of the bidirectional protocol rule.	[5]
India Smart Grid Forum AC V2G pilot, May 2026	Four Tata Nexon EVs	First South Asian V2G demonstration.	[7]

Analyst Perspective

“The clearest near-term opportunity lies with suppliers that bundle an ISO 15118-20 charger, a utility tariff and battery protection software in one offer. I expect fleet depots in China, the United States and India to sign the largest contracts, because grid operators in those countries are writing payment rules for flexible load now.”

- Nikhil Kaitwade, Principal Consultant, Future Market Insights.

How is the vehicle to grid market segmented?

The market splits three ways by product, plus region. In 2026 hardware carries 46% of component sales, battery electric vehicles 52% of the vehicle mix, and frequency regulation an estimated 31% of applications.

By component: hardware, software, and services.

By vehicle type: battery electric, plug-in hybrid and fuel cell vehicles.

By application: peak power sales, spinning reserves, base load power, frequency regulation, and others, including demand response and renewable energy balancing.

By region: Europe, Asia Pacific, North America, Latin America, Middle East & Africa.

Why does hardware lead component sales?

Hardware leads the component split on 46% in 2026, ahead of software and services.

Table 3: Component Share for the Vehicle to Grid Market (percentage share), 2026

Component	Estimated Share (2026)
Hardware	46%
Software	31%
Services	23%
Total	100.0%

Table 4: Component Leadership and Market Growth for the Vehicle to Grid Market (segment and CAGR percentage), 2026 to 2036

Metric	Value
Global CAGR (2026 to 2036)	9.7%
Leading Segment	Hardware

Every bidirectional site needs a converter, a grid interface module and safety controls before any software can earn a cent. FMI data put hardware at 46% of component sales. Software comes to an estimated 31%, and services to about 23% (estimated). Nuvve booked USD 0.92 million of DC and AC charger revenue in Q2 2026 against grid services revenue of USD 0.01 million.[8] Charger sales arrive at installation, and grid payments build slowly over the life of a site. Software, at an estimated 31%, will gain share as fleets add aggregation contracts.

• Hardware margins will narrow as AC bidirectional chargers reach volume.
• Nuvve reported megawatts under management of 29.9 MW in Q2 2026, up 5.7% on Q4 2025.[8]

Why do battery electric vehicles lead vehicle type sales?

Battery electric models carry 52% of 2026 vehicle type sales, with plug-in hybrids and fuel cell vehicles splitting the balance.

Table 5: Vehicle Type Share for the Vehicle to Grid Market (percentage share), 2026

Vehicle Type	Estimated Share (2026)
Battery Electric Vehicles	52%
Plug-in Hybrid Electric Vehicles	39%
Fuel Cell Electric Vehicles	9%
Total	100.0%

The first German V2G offer from BMW initially targets Neue Klasse models with sixth-generation eDrive, starting with the new iX3, IAA Mobility reported in February 2026.[2] Large packs and long parked hours make battery electric cars the natural grid asset. Battery electric vehicles take 52% in the FMI split. Plug-in hybrids carry an estimated 39% on smaller packs, and fuel cell vehicles hold roughly 9% (estimated). New battery electric models with bidirectional power electronics will widen the 52% to 39% gap over plug-in hybrids. The electric vehicle battery market posts an 8.5% CAGR from 2026 to 2036, so more large packs will reach drivers able to join V2G tariffs.

• Plug-in hybrids will serve frequency services that need short bursts of power.
• Owners of other BMW and MINI models get cost-optimised charging plans and overnight bonuses.[2]

Why does frequency regulation lead application sales?

An estimated 31% of 2026 application sales goes to frequency regulation, with peak power sales, spinning reserves, others and base load power behind.

Table 6: Application Share for the Vehicle to Grid Market (percentage share), 2026

Application	Estimated Share (2026)
Frequency Regulation	31%
Peak Power Sales	26%
Spinning Reserves	17%
Others	14%
Base Load Power	12%
Total	100.0%

A grid operator buying fast balancing pays for availability, and a parked car can offer that without draining the pack. Frequency regulation takes about 31% (estimated). Peak power sales follow on about 26% (estimated), spinning reserves on an estimated 17%, others on roughly 14% and base load power on about 12%. Pilot cities in China aimed to shift over 60% of annual EV charging to off-peak hours by 2025, China Daily reported in October 2025.[6] Peak shaving will gain as time-of-use rules spread, and base load supply will stay small given battery wear.

• Demand response and renewable balancing will grow inside the others group.
• China targets 10 gigawatts of bidirectional flexibility capacity by 2030.[6]

What are the drivers, restraints, and opportunities in the vehicle to grid market?

Demand for vehicle to grid systems rises with paid flexibility programmes, larger EV fleets and renewable balancing needs. Key challenges faced by manufacturers include costly bidirectional hardware and slow standards, and AC bidirectional charging opens a cheaper route to scale.

• Driver: Governments and utilities pay vehicles for flexible capacity.
• Restraint: Protocol deadlines and grid approvals move slower than vehicle launches.
• Opportunity: AC V2G with on-board power modules lowers site cost.

State Plans Turn Parked Cars into Grid Capacity

Adoption of V2G gains from government subsidies, charging programmes and emission targets, according to FMI. China plans to double EV charging service capacity from 2025 to 2027 and reach 28 million charging facilities nationwide by end-2027.[6] Nine cities and 30 projects were picked from 27 cities and 90 proposals for the first large-scale pilots.[6] The 28 million charging facility target will turn bidirectional chargers into a standard procurement line for Chinese grid companies.

Protocol Timing Holds Back Charger Roll-outs

ISO 15118-20 work runs behind V2G tariff launches in Germany and the UK. Charger makers face a protocol date set before conformance testing frameworks have matured, CharIN argued in April 2026.[5] The group asked for OCPP 2.1 as the backend layer supporting smart charging and ISO 15118-20.[5] Firms that sell chargers before the protocol date will face retrofits, and some fleet buyers will wait for ISO 15118-20 certified hardware.

AC Bidirectional Charging Opens a Cheaper Route

Placing the inverter inside the car cuts V2G site cost. Sales potential is expected to emerge from AC systems with the inverter inside the car. AC V2G equipment costs are significantly lower than DC V2G, the India Smart Grid Forum said in May 2026.[7] The Indian pilot ran with BSES Rajdhani, BSES Yamuna, Tata Power Delhi Distribution and ANERT in Kerala.[7] Home and depot chargers will shift toward AC designs, and onboard converters will move value to the vehicle and the power electronics market.

Which country CAGRs are profiled in the vehicle to grid market?

Table 7: Country CAGR Comparison for the Vehicle to Grid Market (CAGR percentage), 2026 to 2036

Country	CAGR
China	11.4%
United States	10.2%
India	9.8%
Germany	8.9%
United Kingdom	8.6%

How do country-level CAGRs compare in the vehicle to grid market?

Three profiled countries beat the 9.7% global CAGR. China sets the pace at an 11.4% CAGR from 2026 to 2036, the United States moves at 10.2% and India at 9.8%. Germany and the United Kingdom fall below the global figure on CAGRs of 8.9% and 8.6%, as per FMI. Regional growth is following different paths, as large EV fleets and fresh grid rules in China, the United States and India separate those three from Germany and the United Kingdom.

• China has the largest EV fleet and national V2G targets.
• The United States pays for grid services through utility pilots and market rules.
• India seeks flexible resources without large stationary storage.
• Germany pairs smart energy policy with a commercial V2G tariff.
• The United Kingdom relies on fleets with predictable charging schedules.

Full report country CAGRs cover: Japan, South Korea, Australia, Singapore, Thailand, France, Italy, Spain, the Netherlands, Scandinavia, Switzerland, Canada, Brazil, Mexico, Argentina, the UAE, Saudi Arabia, South Africa and Israel.

Country-wise Analysis

China Vehicle to Grid Market Outlook (2026 to 2036)

China is first among profiled countries on an 11.4% CAGR from 2026 to 2036 in FMI rankings. China has the largest EV fleet, and grid operators are testing V2G against urban peak demand. The October 2025 plan targets over 20 million kWh of reverse-charging energy by end-2027.[6] China Daily reported a lack of unified technical standards as a hurdle, citing China Industry News.[6] China aims to finalise V2G standards by 2030, the paper added.[6] Unified national V2G standards will open procurement to charger makers across provinces.

Key takeaway: Central targets give China the deepest order book, and standard-setting will decide which suppliers scale.

United States Vehicle to Grid Market Outlook (2026 to 2036)

Maryland utilities were set to file applications with the Commission by 30 June 2025.[3] The act directs utilities to propose compensation for distributed resources, V2G included.[3] Utility pilots and market participation models pay US owners for grid services. US sales expand at a 10.2% CAGR from 2026 to 2036. Other states will copy the Maryland rule set as fleets electrify.

Key takeaway: State interconnection rules, starting with Maryland, will open the US market one utility at a time.

India Vehicle to Grid Market Outlook (2026 to 2036)

Delhi distribution companies tested AC V2G with ISGF and the University of Delaware.[7] ISGF is working with local technology companies and EV makers to build a V2G ecosystem.[7] India grows at a 9.8% CAGR from 2026 to 2036. Two-wheeler and car fleets in large cities will supply the first aggregated capacity.

Key takeaway: Low-cost AC V2G suits Indian distribution companies, and Delhi pilots will shape the national approach.

Germany Vehicle to Grid Market Outlook (2026 to 2036)

German sales rise at an 8.9% CAGR from 2026 to 2036, below the 9.7% global CAGR. Smart energy policy, charging build-out and grid digitalisation support German V2G adoption. The E.ON tariff for BMW drivers marked the first time private owners in Germany could feed vehicles into the national grid.[2] The first 100 iX3 customers on the tariff receive a one-time €700 discount on the wallbox.[2] Volkswagen planned to open pre-registration in June 2026 for a German V2G offer due in Q4 2026.[4] Carmaker and utility bundles will spread to other brands once ISO 15118-20 certification settles.

Key takeaway: Carmaker and utility bundles will drive German growth, so BMW, Volkswagen and E.ON partnerships matter most for German suppliers.

United Kingdom Vehicle to Grid Market Outlook (2026 to 2036)

Commercial fleets with predictable charging schedules anchor UK demand, and residential smart charging adds households. Octopus estimated that typical drivers on the BYD bundle save over £620 a year against a standard EV tariff.[1] Only customers without an existing export arrangement were eligible at launch.[1] The United Kingdom brings up the rear of the five, with an 8.6% CAGR. Shorter G99 export approvals will decide household take-up in the UK.

Key takeaway: UK growth hinges on export approvals for homes, with fleets moving ahead in the meantime.

Who are the notable companies in the vehicle to grid market?

Nuvve Holding Corp., Fermata Energy, Wallbox N.V., Enel X Way, The Mobility House, Kaluza, AMPLY Power, Virta Ltd., Hitachi Energy and Nissan Motor Corporation are the companies FMI profiles in this market.

Suppliers compete on charger efficiency, grid communication and battery protection, and partnerships between charger makers, carmakers and utilities are common. Software for energy transactions sets offers apart. Nuvve grew Q2 2026 revenue to USD 1.23 million from USD 0.33 million a year earlier and cited strong growth in the CPO business.[8] Certified hardware and utility relationships are the new battleground for industry leadership and will decide which firms gain contracts.

• Carmaker and grid equipment groups: Nissan Motor Corporation and Hitachi Energy.
• Charging and energy service companies: Wallbox N.V., Enel X Way, Virta Ltd., and AMPLY Power.
• Platform and aggregation companies: Nuvve Holding Corp., Fermata Energy, The Mobility House, and Kaluza.

Competitive Benchmarking: Vehicle to Grid Market

Table 8: Competitive Benchmarking for the Vehicle to Grid Market (qualitative documentation ratings), 2026

Company	Bidirectional Hardware	Tariff or Programme	Grid Revenue	Disclosure
Nuvve Holding Corp.	High	Medium	Low	High
E.ON and BMW	High	High	Medium	Medium
Octopus Energy and BYD	High	High	Medium	Medium
India Smart Grid Forum partners	Medium	Low	Low	Low

Column grades (High, Medium, Low) track the volume of dated releases and filings behind each entry.

Key Developments in the Vehicle to Grid Market

• In August 2026, Nuvve reported Q2 2026 total revenue of USD 1.23 million.[8]
• In May 2026, India Smart Grid Forum announced South Asia's first V2G demonstration.[7]
• In April 2026, Volkswagen and Elli announced a German V2G offer for private customers from Q4 2026.[4]
• In April 2026, CharIN recommended postponing the ISO 15118-20 software date to 1 January 2028.[5]
• In February 2026, BMW and E.ON launched a bidirectional V2G offer in Germany.[2]
• In October 2025, six Chinese central departments issued an action plan with V2G targets for 2027.[6]
• In June 2025, the Maryland Public Service Commission adopted V2G interconnection rules.[3]
• In June 2025, Octopus Energy and BYD launched a UK V2G bundle.[1]

Key Players in the Vehicle to Grid Market

Carmaker and Grid Equipment Groups

• Nissan Motor Corporation
• Hitachi Energy

Charging and Energy Service Companies

• Wallbox N.V.
• Enel X Way
• Virta Ltd.
• AMPLY Power

Platform and Aggregation Companies

• Nuvve Holding Corp.
• Fermata Energy
• The Mobility House
• Kaluza

Vehicle to Grid Market - Report Scope

Table 9: Report Scope for the Vehicle to Grid Market (coverage fields and definitions), 2026 to 2036

Coverage field	Report scope
Market breakdown	Component; vehicle type; application; region
Quantitative units	USD billion
Market definition	Hardware, software and services that let battery electric, plug-in hybrid and fuel cell vehicles send power back to the grid for peak power, reserves, base load, frequency regulation and other services. Stationary storage and energy trading platforms are excluded.
Regions covered	Asia Pacific; Europe; North America; Latin America; Middle East and Africa
Countries covered	China; Japan; South Korea; India; Australia; Singapore; Thailand; United Kingdom; Germany; France; Italy; Spain; Netherlands; Scandinavia; Switzerland; United States; Canada; Brazil; Mexico; Argentina; UAE; Saudi Arabia; South Africa; Israel
Key companies profiled	Nuvve Holding Corp., Fermata Energy, Wallbox N.V., Enel X Way, The Mobility House, Kaluza, AMPLY Power, Virta Ltd., Hitachi Energy, Nissan Motor Corporation
Forecast period	2026 to 2036

Vehicle to Grid Market - Research Methodology

Table 10: Research Methodology for the Vehicle to Grid Market (research methods and approach), 2026 edition

Method	Approach
Data Sources	Regulator decisions, government action plans, utility and carmaker announcements, company results and trade press from May 2025 or after.
Desk Research	V2G tariffs, interconnection rules, protocol deadlines, pilot projects and aggregator results were tracked country by country.
Market Sizing and Forecasting	The forecast starts from USD 2.3 billion in 2026 and runs a 9.7% CAGR from 2026 to 2036.
Data Validation	Tariff and rule details were matched to the issuing utility, regulator or standards body.

Vehicle to Grid Market by Segments

Vehicle to Grid Market segmented by Component:

• Hardware
• Software
• Services

Vehicle to Grid Market segmented by Vehicle Type:

• Battery Electric Vehicles
• Plug-in Hybrid Electric Vehicles
• Fuel Cell Electric Vehicles

Vehicle to Grid Market segmented by Application:

• Peak Power Sales
• Spinning Reserves
• Base Load Power
• Frequency Regulation
• Others

Vehicle to Grid Market by Region

• Asia Pacific
• Europe
• North America
• Latin America
• Middle East and Africa

Research Sources and Bibliography

• [1] electrive. (2025, June 24). Octopus Energy and BYD launch UK's first V2G bundle. https://www.electrive.com/2025/06/24/octopus-energy-and-byd-launch-uks-first-v2g-bundle
• [2] IAA Mobility. (2026, February 13). BMW and E.ON Officially Launch Bidirectional V2G Offering in Germany. https://www.iaa-mobility.com/en/newsroom/news/future-technology/bmw-eon-officially-launch-bidirectional-v2g-offering-germany
• [3] Renewable Energy World. (2025, June 26). Maryland first US state to adopt V2G interconnection rules. https://www.renewableenergyworld.com/electric-vehicle/ev-charging/maryland-first-us-state-to-adopt-v2g-interconnection-rules/
• [4] Automotive World. (2026, April 17). Volkswagen readies bidirectional charging for Germany. https://www.automotiveworld.com/news/volkswagen-readies-bidirectional-charging-for-germany/
• [5] CharIN. (2026, April 22). CharIN responds to European Commission review of AFIR. https://www.charin.global/news/charin-afir-response/
• [6] China Daily. (2025, October 27). EV charging network spurs V2G integration. https://govt.chinadaily.com.cn/s/202510/27/WS69002ad4498e23165e069b44/ev-charging-network-spurs-v2g-integration.html
• [7] India Smart Grid Forum via PR Newswire. (2026, May 19). South Asia's First-ever Vehicle-to-Grid (V2G) Demonstration, Led by ISGF in Collaboration with its Technology and Utility Partners. https://english.punjabkesari.com/business/south-asias-first-ever-vehicle-to-grid-v2g-demonstration-led-by-isgf-in-collaboration-with-its-technology-and-utility-partners/
• [8] Nuvve Holding Corp. (2026, August 14). Nuvve Provides Second Quarter 2026 Financial Update. https://investors.nuvve.com/news-releases/news-release-details/nuvve-provides-second-quarter-2026-financial-update

This bibliography is provided for reader reference. The full report contains the complete reference list and detailed citations.

This Report Answers

• What will vehicle to grid sales total in 2026 and 2036?
• What growth rate will the market record from 2026 to 2036?
• Which component will take the largest share of V2G sales?
• Which vehicle type will supply most bidirectional capacity?
• Which grid service will lead application sales?
• Which countries and companies will move fastest on bidirectional tariffs?