Used 2021 Mazda MAZDA6 for SaleNationwide

How much does the 2021 Mazda MAZDA6 cost?

Prices have softened 3.73% compared to this time last year, making it a favorable time to shop this model year.

There are 179 listings available, which gives you a modest amount of inventory to compare before you buy.

Is the 2021 Mazda MAZDA6 a good car?

Yes — the 2021 Mazda MAZDA6 earns a 5/5 user rating and an 8/10 expert rating. The model scores 9/10 across Look and feel, Performance, and Safety.

It stands out as a stylish midsize sedan that puts driving enjoyment ahead of the usual family-car formula. The overview and expert notes both point to a car that feels high-quality, looks distinctive, and is especially rewarding if you care about steering feel and overall driving engagement.

The main trade-offs are that all-wheel drive is not available and the technology is outdated. If you want a sedan that prioritizes style and driving fun over the newest features, this is a strong fit.

With 38.0% of listings marked as good or great deals, you have some room to shop selectively.

Is the 2021 Mazda MAZDA6 reliable?

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

The 2021 Mazda MAZDA6 is presented as a well-built, high-quality sedan that has aged gracefully rather than feeling worn out. The expert review also describes it as safe, enjoyable to drive, and thoughtfully equipped, which supports confidence in day-to-day ownership.

Its performance tuning is described as smooth, predictable, and natural, with G-Vectoring Control Plus helping the car feel composed and responsive. Mazda also positions the car as generously equipped for the price, which can help ownership feel satisfying over time.

For used buyers, the biggest long-term risk is less about the car’s core character and more about finding one that has been maintained well and still feels fresh inside and out.

What should I look for when buying a used 2021 Mazda MAZDA6?

At 59.8% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should run a vehicle history report before you commit, then prioritize a thorough pre-purchase inspection so you can confirm the car’s condition matches the listing. Pay close attention to signs of prior bodywork, interior wear, and whether the technology and safety features operate as expected.

Key things to evaluate:

• Trim level: Sport and Touring use a 186-horsepower Skyactiv 2.5-liter four-cylinder engine, while the rest get a turbocharged 250-hp version of that powerplant. The Signature trim adds premium Nappa leather, genuine Sen wood trim, LED interior lighting, and an exclusive grille and wheel treatment.
• Powertrain: Most versions use a turbocharged 2.5-liter four-cylinder engine, and running regular fuel lowers output to 227 hp and 310 lb-ft of torque from 250 hp and 320 lb-ft on premium fuel. A six-speed automatic sends power to the front wheels, and all-wheel drive is not available.
• Safety package: Every 2021 Mazda6 includes i-Activesense with adaptive cruise control with stop-and-go, forward-collision warning with pedestrian detection, automatic emergency braking, blind-spot monitoring, rear cross-traffic alert, lane-departure warning, lane-keep assist, automatic high-beam headlights, and rain-sensing windshield wipers. Grand Touring Reserve adds adaptive headlights, a wiper de-icer system, and an Active Driving Display, while Signature adds driver-attention alert, traffic-sign recognition, rear automatic braking, a surround-view camera system, and front and rear parking sensors.
• Infotainment: The car uses an 8-inch screen and includes Bluetooth, Apple CarPlay, Android Auto, HD Radio, internet radio, text-messaging support, and E911 automatic emergency notification. Grand Touring and higher add wireless Apple CarPlay, while Android Auto remains wired.
• Fuel efficiency: The turbocharged Mazda6 gets 26 mpg in combined driving, and testing returned 26.1 mpg.

Which 2021 Mazda MAZDA6 trim should I buy?

The 2021 Mazda MAZDA6 is offered in 6 trim levels: Sport, Touring, Grand Touring, Grand Touring Reserve, Carbon Edition, and Signature.

Here's the short version:

• Sport: This is the entry point, and it gives you the Mazda6’s core strengths: stylish design, a fun driving character, and standard safety equipment. It makes sense if you want the lowest-cost way into the model.
• Touring: This trim keeps the same basic formula but adds a more upscale feel than the Sport, making it a better everyday choice if you want a little more comfort without moving too far up the price ladder.
• Grand Touring: This is the best-value trim for many shoppers because it unlocks wireless Apple CarPlay, an 11-speaker Bose premium audio system, and a stronger premium feel without jumping all the way to the top.
• Grand Touring Reserve: This trim is the step up if you want more luxury and convenience, including adaptive headlights, a wiper de-icer system, and the Active Driving Display.
• Carbon Edition: Based on the Grand Touring Reserve, this trim adds exclusive Polymetal Gray paint, red leather with contrast stitching, and black metallic wheels, so it suits you if style is a priority.
• Signature: This is the most luxurious version, with premium Nappa leather, genuine Sen wood trim, LED interior lighting, an embedded navigation system, and the most complete safety-tech package.

The safety package is standard across the lineup, but the higher trims add useful extras like adaptive headlights, a head-up display, rear automatic braking, and a surround-view camera system.

Is now a good time to buy a used 2021 Mazda MAZDA6?

This is a moderate market for selective buyers, so you can shop carefully and still find worthwhile listings.

• Deal availability: 38.0% of listings are priced as good or great deals.
• Inventory: There are 179 listings available.
• Price trend: Prices have softened 3.73% compared with last year.
• Clean inventory: 59.8% of listings are accident-free.

If you find a listing below $18,809, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Mazda MAZDA6's resale value?

The current average of $19,506 sits slightly below last year's $20,262.

That softer pricing suggests the market has become a bit more favorable for buyers, which can also mean future sellers may need to stay competitive on condition and mileage. Because the model is relatively rare and has a strong enthusiast-friendly reputation, clean examples should still attract attention.

If you keep the car in good shape and maintain it well, you may be better positioned when it comes time to sell. 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 2021 Mazda MAZDA6 safe?

The 2021 Mazda MAZDA6 earns the IIHS's Top Safety Pick+ rating and NHTSA's five-star ratings in nearly every assessment.

It earns a 9/10 safety score from our experts.

Mazda bundles its active safety features under the i-Activesense banner, and every 2021 Mazda6 includes adaptive cruise control with stop-and-go capability, forward-collision warning with pedestrian detection, automatic emergency braking, blind-spot monitoring, rear cross-traffic alert, lane-departure warning, lane-keep assist, automatic high-beam headlights, and rain-sensing windshield wipers.

Starting with the Grand Touring Reserve trim, you also get adaptive headlights, a wiper de-icer system, and an Active Driving Display. The Signature trim adds driver-attention alert, traffic-sign recognition, rear automatic braking, a surround-view camera system, and front and rear parking sensors.

One caveat is that the Mazda6 does not include a lane-centering function, which some rivals offer.

Should I buy a 2021 Mazda MAZDA6 or consider a different year?

If you're weighing the 2021 against nearby model years, here's how to think about it:

Choose the 2021 if:

• 38.0% of listings are priced as good or great deals.
• At 59.8% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 3.73% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.
• The 2021 model keeps the Mazda6’s stylish design, premium interior materials, and fun-to-drive character while still offering standard i-Activesense safety tech.

The bottom line: If you want the Mazda6’s best mix of style, driving enjoyment, and value, the 2021 is a sensible choice. If you’re especially price-sensitive, focus on the lower end of the range and prioritize condition, because the market still rewards clean, well-kept examples.

How does the 2021 Mazda MAZDA6 compare to the 2021 Honda Accord?

Expert Pros & Cons (per CarGurus review team)

2021 Mazda MAZDA6:

• Pros: Stylish design, Fun to drive, Premium interior materials.
• Cons: All-wheel drive not available, Outdated technology.

2021 Honda Accord:

• Pros: Stylish design, Great handling, Spacious.
• Cons: All-wheel drive not available, Outdated technology.

Our experts score the 2021 Mazda MAZDA6 8/10 and the 2021 Honda Accord 9.2/10. The Mazda6 leans harder into style and driving enjoyment, while the Accord brings a higher expert score and a more spacious overall package. Both models share the same key drawbacks listed above, so your choice comes down to whether you value the Mazda’s premium feel and fun-to-drive character or the Accord’s broader practicality.

These recommendations are based on CarGurus' proprietary market data from November 3, 2026, CarGurus experts' opinions, and generative AI.