Used 2018 Mazda MAZDA6 for Sale near Illinois

How much does the 2018 Mazda MAZDA6 cost?

Prices have softened 3.84% compared to this time last year, making it a favorable time to shop this model year.

There are 398 listings available, which gives you a modest amount of inventory to compare.

Is the 2018 Mazda MAZDA6 a good car?

Yes — the 2018 Mazda MAZDA6 earns a 5/5 user rating and a 7.83/10 expert rating. The standout strength is Cost effectiveness at 9/10.

Drivers consistently praise its stylish design, powerful performance, and comfortable ride. The user feedback also points to a well-appointed interior that feels upscale for the price, along with strong value and reliability. That lines up with the model’s upscale positioning in the midsize-sedan segment, especially if you want a car that feels more refined than a typical family sedan.

With 33.2% of listings marked as good or great deals, you have a decent chance of finding a compelling price if you shop carefully.

Is the 2018 Mazda MAZDA6 reliable?

Owners rate it 5/5, a strong signal of long-term satisfaction.

User feedback highlights reliability, dependability, and trouble-free ownership, with several drivers calling out the car’s overall value and confidence-inspiring character. The expert evaluation also describes the Mazda6 as a pleasant, well-sorted sedan with strong driving dynamics and a solid, composed feel. The cost-effectiveness review adds that Mazda’s customer cash and loyalty offers can make ownership more appealing.

For used buyers, the main long-term risk is making sure the car has been maintained well, since condition and upkeep will matter more than the badge on the trunk.

What should I look for when buying a used 2018 Mazda MAZDA6?

At 55% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle-history report and then prioritize a close inspection of body panels, paint consistency, tires, and braking feel. Because this model can be found in a wide range of trims and equipment levels, it also pays to confirm that the features you want are actually present on the specific car you’re considering. If you’re shopping a higher-mileage example, pay extra attention to signs of wear in the cabin and on the suspension.

Key things to evaluate:

• Trim level: The Sport trim includes standard LED headlights, push-button start, an 8-inch infotainment touchscreen, blind-spot monitoring with rear cross-traffic alert, and a rear-view camera, while the Touring adds 19-inch wheels, keyless entry, a sunroof, auto wipers and high beams, heated front seats with driver power, faux leather, rear USB charging ports, and rear vents. The Grand Touring and higher trims add more luxury and technology, with the Signature bringing the most upscale materials and features.
• Powertrain: The base 2.5-liter engine makes 187 hp and 186 lb-ft of torque, and the turbocharged 2.5-liter engine raises output to 250 hp and 310 lb-ft of torque. The base engine returns 26 city mpg and 35 highway mpg for 29 combined, while the turbo returns 23 city, 31 highway and 26 combined mpg.
• Safety package: The available i-Activesense package adds forward-collision warning with automatic emergency braking, adaptive cruise, and lane-departure warning with lane-keep assist. The base Sport already includes blind-spot monitoring with rear cross-traffic alert and a rear-view camera.
• Infotainment: The Mazda Connect system uses a rotary controller, and the touchscreen only responds to touch when the vehicle is in park. Apple CarPlay and Android Auto were added for all Mazda6 models later in the model year.
• Fuel efficiency: The base engine is rated at 26 city mpg and 35 highway mpg for 29 combined, while the turbocharged engine is rated at 23 city, 31 highway and 26 combined mpg.

Which 2018 Mazda MAZDA6 trim should I buy?

The 2018 Mazda MAZDA6 is offered in 5 trim levels: Sport, Touring, Grand Touring, Grand Touring Reserve, Signature.

Here's the short version:

• Sport: This is the entry point, but it still gives you a strong feature set with LED headlights, push-button start, an 8-inch touchscreen, blind-spot monitoring with rear cross-traffic alert, and a rear-view camera. It’s the best-value choice if you want the lowest price and don’t mind the simpler cabin and standard manual transmission.
• Touring: This trim adds the features many shoppers expect in a mainstream midsize sedan, including 19-inch wheels, keyless entry, a sunroof, heated front seats, faux leather, and rear-seat conveniences. It’s the smart step up if you want a more complete daily driver without jumping too far in price.
• Grand Touring: This is where the turbocharged 2.5-liter engine arrives, along with an upgraded infotainment system, an 11-speaker stereo, navigation, and satellite radio. Choose this if you want the stronger performance character that helps define the Mazda6.
• Grand Touring Reserve: This trim adds a heated steering wheel, driver memory, real leather, heated rear seats, ventilated front seats, adaptive front lighting, and a head-up display. It suits you if comfort and premium touches matter more than keeping the price in check.
• Signature: This is the most luxurious version, with a digital cluster, front and rear parking sensors, a 360-degree camera, Nappa leather, microfiber faux suede, real wood trim, and upgraded interior lighting. It’s the right pick if you want the most upscale Mazda6 experience.

The safety package is especially easy to recommend because it’s available for a relatively low price, and the base Sport already includes useful standard driver-assistance features.

Is now a good time to buy a used 2018 Mazda MAZDA6?

This looks like a moderate, selective buyer’s market, so you can shop with some leverage but still need to move quickly on the right car.

• Deal availability: 33.2% of listings are priced as good or great deals.
• Inventory: There are 398 listings available.
• Price trend: Prices have softened 3.84% compared with last year.
• Clean inventory: 55.0% of listings are accident-free.

If you find a listing below $15,794, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2018 Mazda MAZDA6's resale value?

The current average of $16,647 sits slightly below last year's $17,312.

That price movement suggests the market has cooled a bit, which can help you buy more confidently now but may also limit short-term upside if you plan to resell soon. Even so, the Mazda6’s strong reputation for style, driving enjoyment, and value should help it stay appealing to used-car shoppers. A well-kept example with the right equipment should remain easier to move than a neglected one.

Vehicles with strong owner satisfaction ratings, like this model year's 5/5, tend to retain buyer demand, which supports resale value over time.

Is the 2018 Mazda MAZDA6 safe?

The 2018 Mazda MAZDA6 earns five-star ratings in all NHTSA tests except rollover and front passenger side tests, which garnered four-star ratings.

It earns an 8/10 safety score from our experts.

The base Sport trim comes standard with blind-spot monitoring with rear cross-traffic alert and a rear-view camera. If you want the full suite of safety systems, Mazda makes it available for $625, which is a relatively accessible upgrade. The expert review also notes that braking performance is a weak point, with stopping distances that trail some rivals.

Should I buy a 2018 Mazda MAZDA6 or consider a different year?

If you're weighing the 2018 against nearby model years, here's how to think about it:

Choose the 2018 if:

• 33.2% of listings are priced as good or great deals.
• At 55% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 3.84% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.
• Mazda’s slight redesign, new Signature trim, and turbocharged 2.5-liter engine make this year feel more upscale and more competitive than the model’s earlier versions.

The bottom line: If you want the strongest mix of style, value, and premium feel, the 2018 Mazda MAZDA6 is the year to target. If you’re shopping mainly on price, you can still find good value here, but you should compare carefully and focus on condition, equipment, and accident history before you buy.

These recommendations are based on CarGurus' proprietary market data from September 11, 2026, CarGurus experts' opinions, and generative AI.