EV vs Gas: Total Cost of Ownership Compared

The honest answer: an EV usually costs less to fuel and maintain than a comparable gas car — often saving $1,000 to $2,000 a year combined — but it frequently costs more to buy up front. Whether it's cheaper overall comes down to a break-even calculation: how many years (or miles) of lower running costs it takes to pay back the higher purchase price. Drive a lot, charge at home, and keep the car several years, and an EV almost always wins. Drive little, rely on expensive public charging, or trade cars often, and a gas car can stay cheaper.

Total cost of ownership (TCO) is the only fair way to compare them, because the two cars spend money in opposite places. A gas car is cheaper to buy and more expensive to run; an EV is the reverse. Sticker price alone tells you almost nothing. This guide walks every cost bucket, shows the math, and explains how to find your own break-even.

The six cost buckets

The two clear EV wins are fuel and maintenance. The two clear gas wins are usually purchase price and insurance. Depreciation and financing depend entirely on the specific model and your situation. Let's take them in order.

Purchase price

EVs have historically carried a higher sticker price than equivalent gas models, mostly because of the battery pack. The gap has been shrinking as battery costs fall and more models reach the market, and it's smaller in some segments than others.

Two things can change the up-front math:

• Incentives. Federal, state, local, or utility programs may reduce the effective purchase price of an EV — but eligibility, amounts, and availability change frequently and vary by buyer and model. Treat any incentive as a maybe and check current eligibility before counting on it. Don't build your break-even around a number that might not apply to you.
• Trim and segment. In some classes the price gap is small; in others it's wide. Compare the specific EV against the specific gas car you'd otherwise buy, not category averages.

For the break-even math below, what matters is the net up-front difference after any incentives you actually qualify for.

Fuel: electricity vs gasoline

This is where the EV makes its money back, and the math is simple once you reduce both cars to cost per mile.

Gas cost per mile = price per gallon ÷ MPG. At $3.50/gallon and 30 MPG: $3.50 ÷ 30 = $0.117 per mile.

EV cost per mile = electricity rate ÷ efficiency (miles per kWh). At $0.15/kWh and 3.5 miles/kWh: $0.15 ÷ 3.5 = $0.043 per mile.

In this illustrative example the EV costs roughly a third as much per mile to fuel. Over 12,000 miles a year, that's about $1,404 in gas versus $516 in electricity — a fuel saving near $890 a year. Drive 15,000 miles and the gap widens proportionally.

Three things move these numbers, so plug in your own:

• Your electricity rate. Rates vary widely by state and utility, and time-of-use plans can make overnight home charging much cheaper. See typical electricity rates by state to find your number.
• Public vs home charging. Home charging is almost always the cheapest. Public DC fast charging costs more per kWh — sometimes far more — which shrinks or even erases the per-mile advantage if you rely on it heavily.
• Efficiency. A small efficient EV might do 4+ mi/kWh; a large truck or SUV might do 2–2.5. Lower efficiency means higher cost per mile, same as a thirstier gas engine.

To run your exact numbers — including the break-even point — use the EV vs gas cost calculator, or check the cost to charge a specific model.

Maintenance

EVs have far fewer moving parts in the drivetrain. There's no oil to change, no spark plugs, no timing belt, no exhaust system, no multi-speed transmission, and regenerative braking means brake pads last much longer. Routine EV maintenance is mostly tires, cabin filters, brake fluid, and wiper blades.

Gas cars carry the full slate of scheduled service — oil and filter changes, fluids, belts, spark plugs, exhaust, and eventually larger items like a transmission service. Industry studies consistently put EV maintenance costs meaningfully below comparable gas cars, often on the order of several hundred dollars a year in savings over the life of the car.

Two caveats keep this honest:

• Tires. EVs are heavier and produce instant torque, so tires can wear faster — partly offsetting other savings.
• Out-of-warranty battery. Battery packs are warrantied for years/miles, but a replacement after warranty is a large potential expense. For most owners selling before then it's not a factor, but it belongs in a long-hold calculation.

Insurance

EVs tend to cost a little more to insure than comparable gas cars. The main drivers are higher vehicle value and expensive post-collision repairs — battery packs, sensors, and EV-specific electronics aren't cheap to replace. The premium difference varies by model, insurer, state, and your own profile, so quote your specific car rather than assuming.

This bucket usually leans gas, and it partially offsets the EV's fuel and maintenance savings. Don't ignore it — get a real quote and fold the actual annual premium into your total.

Depreciation

Depreciation is the largest and least predictable cost of owning any car, and for EVs it's the biggest wild card. It depends on brand reputation, perceived battery health, how fast newer models leapfrog older ones, and broader used-market demand.

Some EV models hold their value well — strong demand and a reputation for battery longevity keep resale high. Others depreciate faster than gas equivalents, especially when new models with more range arrive or when prices on new units get cut. Because the spread is so wide, the only reliable move is to check recent used prices for the specific model you're considering, not EVs as a category.

For a TCO comparison, depreciation is the difference between what you pay and what you later sell for — so a model that holds value strengthens the EV case, and one that doesn't can erase the running-cost savings entirely.

Financing

If the EV costs more up front, you finance a larger amount, which means more total interest at the same rate and term. The size of this effect depends on the net price gap (after incentives), your loan rate, and the term. A larger loan on a slightly higher price isn't a dealbreaker, but it's part of the up-front side of the ledger and shouldn't be left out. For a deeper look at financing structure and whether owning even makes sense for you, see lease vs buy an EV.

Finding your break-even

Break-even is the point where accumulated savings on the running side cancel out the extra you paid on the buying side.

1. Up-front difference = (EV net price − gas price) after incentives you actually qualify for, plus any extra financing interest.
2. Annual running savings = (gas fuel + gas maintenance) − (EV fuel + EV maintenance + extra insurance).
3. Break-even years = up-front difference ÷ annual running savings.

Illustrative example. Say the EV costs $4,000 more net up front. Your running savings are $890/year on fuel + $500/year on maintenance − $200/year extra insurance = $1,190/year. Break-even = $4,000 ÷ $1,190 ≈ 3.4 years. Keep the car longer than that and the EV is cheaper overall; sell sooner and the gas car was. Then layer depreciation on top — a strong-resale EV pulls break-even earlier, a weak one pushes it out.

The levers that move your break-even most:

• Annual miles — more miles, faster payback (fuel savings scale with distance).
• Electricity rate vs gas price — a big spread favors the EV hard.
• Home vs public charging — home charging keeps the per-mile gap wide.
• How long you keep the car — running savings compound only if you hold it.
• Resale value — the depreciation wildcard can swing the whole result.

The bottom line

An EV typically trades a higher up-front cost for lower fuel and maintenance every mile you drive. Insurance leans slightly toward gas, financing tracks the price gap, and depreciation is the unpredictable swing factor that can make or break the comparison. Reduce both cars to cost per mile, estimate the net up-front difference, and divide to find your break-even — then sanity-check it against how long you'll actually keep the car.

Run the full comparison with the EV vs gas cost calculator, and browse the rest of our guides on EV ownership and finance.