Used 2020 Mazda MAZDA6 for Sale nearDover, DE

How much does the 2020 Mazda MAZDA6 cost?

Prices have softened 5.74% compared to this time last year, making it a favorable time to shop this model year.

There are 210 listings available, which gives you a modest amount of inventory to compare before you buy.

Is the 2020 Mazda MAZDA6 a good car?

Yes — the 2020 Mazda MAZDA6 earns a 4.9/5 user rating, which points to very strong owner satisfaction. Owners consistently praise its standout design, comfortable interior, sporty feel, and engaging handling. That combination suggests you’re looking at a sedan that appeals to drivers who want more personality than the average family car. With 38.6% of listings marked as good or great deals, you also have a meaningful chance to find attractive pricing.

Is the 2020 Mazda MAZDA6 reliable?

Owners rate it 4.9/5, a strong signal of long-term satisfaction.

The owner feedback also points to a car that feels dependable in everyday use, with comments centered on a trouble-free ownership experience and a vehicle people feel good about keeping for the long term. That kind of response matters if you want a used sedan you can count on rather than one that feels disposable after a few years. For used buyers, the main long-term ownership risk is making sure a specific car has been maintained well and hasn’t picked up hidden wear from prior use.

What should I look for when buying a used 2020 Mazda MAZDA6?

At 61.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report so you can separate clean examples from cars with accident records. After that, prioritize a thorough inspection of body panels, paint match, tires, suspension feel, and interior condition, since those areas can reveal how well the car was treated. If a listing looks especially appealing, make sure the condition supports the price before you move forward.

Is now a good time to buy a used 2020 Mazda MAZDA6?

This looks like a moderate, selective buyer’s market, so you can shop carefully and still find worthwhile opportunities.

• Deal availability: 38.6% of listings are priced as good or great deals.
• Inventory: There are 210 listings available.
• Price trend: Prices have softened 5.74% compared with last year.
• Clean inventory: 61.4% of listings are accident-free.

If you find a listing below $17,540, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2020 Mazda MAZDA6's resale value?

The current average of $17,540 sits slightly below last year's $18,608.

That tells you the market has softened, which can help you buy at a better entry point today. For future resale, the recent price decline suggests you should be realistic about appreciation and focus more on buying well than expecting strong short-term gains. A clean history and strong condition will matter most if you want to protect value later.

Vehicles with strong owner satisfaction ratings, like this model year's 4.9/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2020 Mazda MAZDA6 or consider a different year?

If you're weighing the 2020 against nearby model years, here's how to think about it:

Choose the 2020 if:

• 38.6% of listings are priced as good or great deals.
• At 61.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 5.74% compared with last year.
• Owners rate it 4.9/5 — a strong satisfaction signal.

Consider the 2021 if:

• At $19,442, the 2021 costs more than the current year's $17,540 average.
• It adds a more refined, stylish, and still fun-to-drive feel with familiar appeal.

The bottom line: Choose the 2020 if you want the better value and are comfortable shopping carefully for condition and history. Consider the 2021 if you’re willing to pay more for a newer model with a slightly more polished overall appeal.

How does the 2020 Mazda MAZDA6 compare to the 2020 Honda Accord?

These recommendations are based on CarGurus' proprietary market data from November 10, 2026, CarGurus experts' opinions, and generative AI.