V2G (Vehicle-to-Grid) Revenue Calculator

Enter your Battery Capacity, Usable for V2G (%), Discharge Power, Sessions per Week, and energy pricing (Selling Price and Charging Price) to find out your Annual Net Revenue from feeding power back to the grid — plus your Annual Battery Wear Cost, Monthly Energy Revenue, and how long until your Hardware Pays Back.

kWh
%

Percentage of battery capacity available for V2G services

kW
h
%

Energy lost during charge/discharge cycles

/kWh
/kWh
/kW/month

Additional payment for making capacity available

months
cycles

Results

Annual Net Revenue

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Monthly Energy Revenue

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Monthly Capacity Revenue

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Annual Battery Wear Cost

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Hardware Payback Period

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Monthly Energy Throughput

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Annual Revenue Breakdown

Frequently Asked Questions

What is Vehicle-to-Grid (V2G) technology?

V2G technology allows electric vehicles to discharge stored energy back to the electrical grid. This bidirectional charging capability turns EVs into mobile energy storage units that can provide grid services and generate revenue for owners.

Do I need a specific EV for V2G?

Yes, V2G requires vehicles with bidirectional charging capability and compatible charging equipment. Currently, only certain EV models support V2G, including some Nissan Leaf variants, Mitsubishi Outlander PHEV, and newer Ford F-150 Lightning models.

How accurate is the battery wear estimate?

The calculator uses industry-standard cycle life data, but actual battery degradation varies based on temperature, charging patterns, and battery chemistry. Modern EV batteries are designed to handle thousands of cycles with minimal degradation.

What is the capacity premium and how do I enter it?

The capacity premium is payment for making your EV's power capacity available to the grid, even when not actively discharging. This varies by utility and market, typically ranging from $10-50 per kW per month. Check with your local utility or V2G service provider for current rates.

What factors most impact V2G profitability?

The biggest profit drivers are the price spread between buying and selling electricity, capacity premium payments, and frequency of participation. High-value grid services during peak demand periods offer the greatest revenue potential.

Does V2G affect my car's battery life?

V2G does add charge-discharge cycles to your battery, but modern EV batteries are designed for thousands of cycles. The calculator factors in battery wear costs, and many V2G programs include battery warranties or degradation protection.

Can I use both V2G and V2H with the same vehicle?

Yes, many systems support both Vehicle-to-Grid and Vehicle-to-Home functionality. You can prioritize home backup power during outages while participating in grid services during normal operation, though not simultaneously.

When does V2G make financial sense?

V2G is most profitable with high electricity price spreads, frequent grid service opportunities, and vehicles that are parked and plugged in regularly. Areas with time-of-use rates and grid instability offer the best revenue potential.

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