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✓ Editorially reviewed by Derek Giordano, Founder & Editor · BA Business Marketing

EV vs Gas Calculator

Electric vs Gasoline Comparison

Last reviewed: May 2026

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EV vs Gas: Full Cost Comparison

The true cost comparison between electric and gas vehicles extends far beyond sticker price. EVs have higher upfront costs but lower ongoing operating expenses, often resulting in a lower total cost of ownership over 5-10 years.[1] This calculator models all major cost categories to show the real difference. Estimate your fuel savings with the Electricity Cost Calculator and Fuel Cost Calculator.

Annual Cost Comparison (15,000 miles/year)

Cost CategoryEV (avg)Gas Car (avg)EV Savings
Fuel / Charging$720$1,750$1,030
Maintenance$500$1,200$700
Insurance$1,800$1,600−$200
Depreciation$4,000$3,500−$500
Registration$300$200−$100
Annual Total$7,320$8,250$930

Total Cost of Ownership: EV vs Gas Over 5, 10, and 15 Years

The sticker price of an electric vehicle often exceeds its gas-powered equivalent by $5,000 to $15,000, but sticker price tells only a fraction of the story. Total cost of ownership includes fuel or electricity costs, maintenance, insurance, depreciation, and any applicable tax credits. Over a typical 10-year ownership period, an EV can cost $10,000 to $25,000 less than a comparable gas vehicle — a savings gap that widens as gas prices rise and electricity remains relatively stable.

Cost CategoryGas Vehicle (10 yr)EV (10 yr)Difference
Purchase price$35,000$42,000+$7,000
Federal tax credit$0−$7,500−$7,500
Fuel/electricity$18,750$5,600−$13,150
Maintenance$9,400$4,200−$5,200
Insurance$15,000$17,500+$2,500
Total$78,150$61,800−$16,350

*Assumes 12,000 miles/year, $3.50/gal gas, $0.14/kWh electricity, 30 MPG gas, 3.5 mi/kWh EV.

Fuel Cost Comparison by Annual Mileage

Fuel savings are the single largest financial advantage of EV ownership, and they scale directly with how much you drive. A commuter logging 15,000 miles per year spends approximately $1,750 on gasoline at 30 MPG and $3.50 per gallon. The same distance in an EV averaging 3.5 miles per kWh at $0.14 per kWh costs roughly $600 — a savings of $1,150 annually. For high-mileage drivers covering 25,000 miles per year, the gap widens to nearly $2,000 per year, meaning the EV pays back any purchase price premium in under four years through fuel savings alone.

Home charging at off-peak rates can reduce electricity costs further. Many utilities offer EV-specific time-of-use plans where overnight charging costs $0.06–$0.08 per kWh — less than half the national average. At $0.07 per kWh, annual charging costs for 12,000 miles drop to just $240, compared to $1,400 in gasoline. Workplace charging programs and public fast-charging networks add convenience but at higher per-kWh rates, typically $0.30–$0.50.

Maintenance Savings Explained

Electric vehicles have dramatically fewer moving parts than internal combustion engines — roughly 20 major components compared to over 2,000 in a gas drivetrain. This translates to tangible maintenance savings. EVs require no oil changes, no transmission fluid service, no spark plug replacements, no timing belt changes, and no exhaust system repairs. Brake pads last two to three times longer because regenerative braking handles most deceleration. The primary maintenance items for an EV are tire rotation, cabin air filter replacement, and coolant checks for the battery thermal management system.

Consumer Reports data indicates that EV owners spend roughly 40–50% less on maintenance over the life of the vehicle compared to gas car owners. On a per-mile basis, gas vehicle maintenance runs approximately $0.06 per mile while EV maintenance averages $0.03 per mile. For a vehicle driven 150,000 miles, that difference adds up to $4,500 in savings.

The Federal EV Tax Credit Explained

The Inflation Reduction Act restructured the federal EV tax credit as a point-of-sale discount of up to $7,500 for new qualifying vehicles and $4,000 for used EVs. The credit has income limits — $150,000 AGI for single filers and $300,000 for joint filers on new vehicles. Vehicle price caps apply as well: $55,000 for sedans and $80,000 for SUVs, trucks, and vans. Many states offer additional incentives — Colorado provides up to $5,000, and several states waive registration fees for the first few years. These stacked incentives can eliminate the purchase price premium entirely for qualifying buyers.

Environmental and Emissions Comparison

A typical gas car emits approximately 4.6 metric tons of CO₂ per year. An EV's emissions depend entirely on the electricity source — in regions with clean grids (hydro, nuclear, renewables), lifetime emissions can be 70–80% lower than a gas vehicle. Even on a coal-heavy grid, the efficiency advantage of electric motors (85–90% efficient vs 20–35% for combustion engines) means EVs typically produce fewer emissions per mile than gas vehicles. As the U.S. grid continues its shift toward renewable sources, the emissions advantage of EVs improves automatically over the vehicle's lifetime without any action from the owner.

Battery Degradation and Long-Term Value

Battery degradation is the most common concern for prospective EV buyers. Modern lithium-ion batteries in EVs are engineered to retain 80–90% of their original capacity after 200,000 miles. Most manufacturers warranty the battery for 8 years or 100,000 miles, with some offering 10-year coverage. Real-world data from high-mileage Tesla and Chevrolet Bolt owners shows average degradation of 10–15% over the first 100,000 miles, with the rate slowing significantly after the initial break-in period. Keeping the battery between 20% and 80% charge for daily use, avoiding frequent fast charging, and parking in moderate temperatures all help maximize longevity.

Which Drivers Benefit Most from EVs?

The financial case for an EV is strongest for drivers who charge at home, drive 10,000 or more miles per year, live in states with EV incentives, and plan to keep the vehicle for at least five years. The case weakens for renters without home charging access, very low-mileage drivers, residents in areas with expensive electricity, or buyers who trade vehicles every two to three years and absorb higher depreciation. Use this calculator to model your specific scenario and see exactly where the crossover point falls for your driving habits and local costs.

Charging Infrastructure and Home Setup Costs

Level 1 charging uses a standard 120V household outlet and adds 3–5 miles of range per hour — sufficient for low-mileage drivers who can charge overnight. Level 2 charging requires a 240V outlet (like a dryer plug) and a dedicated EVSE unit, adding 25–40 miles per hour. Installation costs for a Level 2 home charger typically run $500–$2,000 including the unit and electrical work, though the federal 30C tax credit covers 30% of costs up to $1,000. DC fast charging at public stations can add 100–200 miles in 20–30 minutes but costs $0.30–$0.50 per kWh — roughly three times the cost of home charging. For most owners, 90% or more of charging happens at home overnight, making the home setup the most important cost variable.

Resale Value and Depreciation Trends

Early EVs depreciated faster than gas vehicles, but the gap has narrowed substantially as demand and awareness have grown. Popular models like the Tesla Model 3 and Model Y now retain 60–65% of their value after three years, comparable to or better than many gas sedans. The used EV market has expanded significantly, and the $4,000 used EV tax credit under the Inflation Reduction Act helps support resale values by making pre-owned EVs more attractive to budget-conscious buyers. Battery health reports and warranties that transfer to second owners further bolster used EV values.

Is an EV cheaper to own than a gas car?
Over 5-10 years, EVs are often cheaper despite higher purchase prices. The savings come from lower fuel costs (electricity vs gas), dramatically lower maintenance ($400-600/year vs $1,000-1,400), and federal/state tax credits ($3,750-$7,500). The break-even point is typically 3-5 years depending on driving patterns and local electricity rates.
How much does it cost to charge an EV vs fill a gas tank?
At the national average electricity rate of $0.16/kWh, charging a typical EV (30 kWh/100 miles) costs about $4.80 per 100 miles. A 30 MPG gas car at $3.50/gallon costs about $11.67 per 100 miles. That is roughly 60% savings on fuel for the EV.
Do EVs really have lower maintenance costs?
Yes, significantly. EVs have no oil changes, transmission fluid, timing belts, spark plugs, or exhaust system components. Brake pads last 2-3 times longer due to regenerative braking. The main EV-specific costs are tire replacement (slightly higher due to vehicle weight) and eventual battery health checks.
How fast do EVs depreciate compared to gas cars?
Early EVs depreciated rapidly, but modern EVs from major brands hold value much better. Teslas retain 60-70% of value after 3 years, comparable to popular gas vehicles. Budget EVs may depreciate faster. Battery longevity improvements and growing demand for used EVs are stabilizing resale values.
What federal tax credits are available for EVs in 2026?
The Inflation Reduction Act provides up to $7,500 for new qualifying EVs and up to $4,000 for used EVs. Eligibility depends on vehicle price caps ($55,000 for sedans, $80,000 for SUVs/trucks), income limits, and North American assembly requirements. Credits are available as point-of-sale discounts at qualifying dealers.

How to Use This Calculator

  1. Enter vehicle details — EV and gas car prices, MPG/kWh efficiency.
  2. Set your driving profile — Annual miles, local gas price, electricity rate.
  3. Compare total cost — Side-by-side annual and 5/10-year ownership cost.

Tips and Best Practices

Include tax credits in the EV price. $3,750-$7,500 federal credit significantly reduces effective cost.[1]

Use your local electricity rate. Rates range from $0.10-$0.40/kWh nationally; this changes EV economics dramatically.

Home charging is cheapest. Public fast charging costs 2-3x more than home charging.[2]

Factor in resale value. Popular EVs are holding value better each year as demand grows.

See also: Fuel Cost · Electricity Cost · Car Payment · Gas Mileage

📚 Sources & References
  1. [1] DOE. Electric Vehicle Benefits. Energy.gov
  2. [2] EPA. Fuel Economy. FuelEconomy.gov
  3. [3] Consumer Reports. EV Ownership Costs. ConsumerReports.org
  4. [4] IRS. Clean Vehicle Credits. IRS.gov
Editorial Standards — Every calculator is built from peer-reviewed formulas and official data sources, editorially reviewed for accuracy, and updated regularly. Read our full methodology · About the author