What’s the Difference Between a Hybrid vs. Gas Car

By the Mercury Team

If you’re planning to buy a new car, one dilemma you may face is whether to go with a hybrid or a traditional gas-powered vehicle. Which one is right for you? In this guide, we’ll break down the key differences between hybrid and gas cars to help you make a confident decision.

What Is a Hybrid Car?

Hybrid cars combine an internal combustion engine (ICE) with one or more electric motors powered by a battery. This design gives you better fuel efficiency, fewer emissions, and a smoother drive—all without going fully electric.

When accelerating or cruising at lower speeds, the electric motor can power the vehicle alone, reducing fuel use. At higher speeds or under heavy load, the gas engine takes over or works alongside the electric motor to optimize power and efficiency.

Hybrid systems also use regenerative braking, a process that captures energy typically lost during braking and converts it into electricity to recharge the battery. Ultimately, this improves overall efficiency and can help reduce wear on the traditional braking system.

It’s also important to note that there are two main types of hybrid vehicles:

• Full hybrid (HEV): Full hybrids, like the Toyota Prius, can run on just the electric motor, just the gasoline engine, or a combination of both. The transition between power sources is automatic and seamless. These vehicles don’t require external charging. Instead, their batteries recharge during braking and through the power generated by the gas engine.
• Plug-in hybrids (PHEV): PHEVs, like the Toyota RAV4 Prime, have larger batteries that can be charged using an external power source. This allows them to run on electricity alone for longer distances, typically between 20 and 50 miles, depending on the model. Once the battery is depleted, the car operates like a regular hybrid using its gas engine.

You might also wonder: Do hybrids need oil changes? Yes, hybrids still have internal combustion engines that require oil for lubrication, cooling, and protection.

What Is a Gas Car?

A gas car—or an internal combustion engine car—runs entirely on gasoline. When you start the engine, gasoline is mixed with air, compressed, and ignited in the engine’s cylinders. That tiny explosion powers the car, turning chemical energy into mechanical energy that helps move your car forward.

These vehicles have been around for over 100 years and are still the most common type on the road. They typically include features like a fuel tank, exhaust system, transmission, and starter motor, which all work together to keep the car running smoothly.

Most modern gas cars average between 25 and 30 miles per gallon (MPG), although this can vary based on the vehicle’s size and engine type. Smaller sedans tend to get better mileage, while trucks and SUVs use more fuel. Over time, fuel costs can add up, especially if gas prices spike.

Hybrid vs. Gas Car: Key Differences

There’s more separating hybrid and gas cars than just what’s under the hood. Here are some key differences to consider:

Fuel Efficiency and MPG

Hybrids are built for fuel savings. They use electric power at lower speeds and switch to gas when needed, which makes them more fuel-efficient. Typically, they get 40-60 MPG or more, depending on the model. On the other hand, gas cars typically average 25-30 MPG, though larger vehicles like SUVs and trucks may get less.

Environmental Impact and Emissions

Because hybrids burn less fuel, they also produce fewer tailpipe emissions. This makes them a cleaner choice, especially for city driving. Gas cars release more carbon dioxide and other pollutants, which contribute more to air pollution and climate change.

Maintenance Needs and Repairs

Hybrid engines often have less wear and tear because the electric motor does some of the work, especially in stop-and-go traffic. They also benefit from regenerative braking, which extends brake life. Still, battery replacements can be costly after several years. Gas cars have more traditional vehicle maintenance needs, like oil changes and transmission work.

Driving Experience and Performance

Hybrids tend to offer a quieter, smoother ride, especially in city traffic. Many also come with instant torque from the electric motor for quick acceleration. Gas cars may offer more horsepower in performance-focused models, but they’re generally louder and less refined at low speeds.

Front Cost vs. Long-Term Savings

When it comes to cost, hybrids and gas cars trade off between what you pay upfront and what you save over time.

• Purchase price: Hybrids typically cost more to buy than their gas-only counterparts. This is due to the added electric components, battery systems, and advanced tech. However, some states offer rebates or tax incentives that can help offset the higher cost.

• Fuel costs: Saving money on gas is one of the biggest benefits of hybrid cars. Their higher MPG, especially in city driving, means you’ll spend much less on fuel throughout ownership.
• Maintenance costs: Hybrids usually require less routine maintenance (like fewer oil changes), thanks to their electric motor doing part of the work. That said, when repairs are needed, especially for the battery or electric systems, they can be more expensive than typical gas car fixes.
• Insurance and resale value: Hybrid vehicles can come with slightly higher car insurance premiums, mainly due to their higher value and specialized parts. However, many insurers may offer hybrid car discounts, so it pays to compare quotes.

“Hybrid car insurance might cost a little more upfront, but the money you save on gas and potential tax breaks can help even things out. Your rate depends on factors like the car’s value, how easy it is to find parts, and your driving history. That being said, it’s always a good idea to ask your insurer if they offer any discounts for hybrids.” Justin Yoshizawa, Director, Product Management State at Mercury Insurance.

Pros and Cons of Hybrid Cars

Hybrid cars offer a great balance of performance, efficiency, and environmental benefits, but they’re not without a few trade-offs. Here’s a quick breakdown to help you weigh the pros and cons.

Pros

• Better fuel economy: One of the biggest benefits of driving a hybrid is the improved mileage. Hybrids help you go farther on less fuel by using electric power at low speeds or in stop-and-go traffic.
• Lower emissions: Because hybrids burn less fuel, they produce fewer tailpipe emissions. That makes them a great option for eco-conscious drivers or anyone looking to reduce their environmental impact, particularly in cities with heavy traffic.
• Potential tax incentives: Some hybrids—especially newer plug-in models—may qualify for federal tax credits of up to $7,500, plus additional state rebates or perks like HOV lane access. Just keep in mind: not all hybrids are eligible, and incentives depend on things like battery size and local programs, so it’s worth double-checking for your specific vehicle.

Cons

• Higher upfront cost: Hybrids usually cost more upfront than gas-only cars. On average, you might pay about $1,300 more for a hybrid car or up to $3,000 more for a hybrid SUV. The added cost comes from the extra battery, electric motor, and tech inside.
• Battery replacement costs: Hybrid batteries are built to last, but if they do need replacing, it can be pricey. Costs typically range from $1,000 to $3,000, depending on the model. Labor and extra fees can bump that up a bit more, though most drivers won’t need a replacement for many years.

Pros and Cons of Gas Cars

Gas cars come with their own set of benefits and drawbacks. Here’s what to consider before you commit.

Pros

• Lower initial price: Gas-powered cars are generally less expensive than hybrids or electric vehicles (EVs). This is lower because they lack the costly battery packs and dual powertrains found in hybrids and EVs, so it’s a more practical option for budget-conscious buyers.
• Widely available fueling: With gas stations everywhere, refueling is quick, easy, and familiar. You don’t need to worry about charging infrastructure or planning trips around battery range, which can be a big plus for longer drives or rural areas.

Cons

• Lower MPG: When it comes to fuel efficiency, gas cars tend to lag behind. While modern models are improving, hybrids still outperform them, especially in city driving or stop-and-go traffic. That means more frequent fill-ups and higher fuel costs over time.
• Higher emissions: Gas-powered vehicles burn more fuel, and with that comes higher emissions, including CO₂ and other pollutants. Over time, this contributes more heavily to air pollution and climate change. If you’re focused on reducing your environmental footprint, this is a big consideration.

Which Is Right for You?

Both hybrids and gas cars have their strengths, but the best choice depends on how, where, and why you drive. Use this table to see which one lines up with your needs.

Conclusion

Whether you’re drawn to the fuel savings and lower emissions of a hybrid or the affordability and convenience of a traditional gas car, the best choice really comes down to your driving habits, budget, and long-term priorities.

It’s also important to consider insurance. Hybrid vehicles may cost a bit more to insure due to their higher value and specialized parts, but those costs are usually offset by fuel savings and potential tax incentives. Gas cars typically have lower premiums but may incur higher fuel and maintenance expenses over time.

No matter what you drive, Mercury is here to help you get cheap car insurance without compromising quality coverage.

Contact us today for a fast, free quote!