Used 2021 BMW X6 for SaleNationwide

How much does the 2021 BMW X6 cost?

Prices have softened 9.80% compared to this time last year, making it a favorable time to shop this model year.

There are 383 listings available, which gives you a useful amount of inventory to compare before you buy.

Is the 2021 BMW X6 a good car?

Yes — the 5/5 user rating points to strong owner satisfaction, and the 2021 X6 backs that up with a distinctive coupe-like SUV shape, a more aggressive stance, and a rich standard feature set. It also gives you strong powertrain choices, including a 335-horsepower inline-six and a 523-horsepower V8, so you can prioritize either everyday smoothness or more serious performance. If you want a luxury crossover that emphasizes style and presence as much as utility, this model year fits that use case well. The market also shows 33.4% of listings as good or great deals, which gives you some room to shop selectively.

Is the 2021 BMW X6 reliable?

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

The 2021 X6’s appeal comes from its upscale hardware, generous standard equipment, and strong powertrain lineup, all of which support a premium ownership experience. BMW also made Android Auto standard for 2021 and added a mild hybrid setup to the six-cylinder models, which broadens the model’s everyday appeal. For used buyers, the main long-term ownership risk is that higher-performance trims can bring higher maintenance costs, so condition and service history matter.

What should I look for when buying a used 2021 BMW X6?

Accident-free inventory is solid at 80.4% — always verify the vehicle history report.

You should still run a history report on every candidate, even if the listing looks clean at first glance. Prioritize a pre-purchase inspection that focuses on maintenance records, tire and brake wear, and any signs of prior bodywork or electronic issues. Because this model leans heavily into luxury and performance, condition matters more than mileage alone.

Is now a good time to buy a used 2021 BMW X6?

This is a moderate market, so you can shop selectively without feeling rushed.

• Deal availability: 33.4% of listings are priced as good or great deals.
• Inventory: There are 383 listings available.
• Price trend: Prices have softened 9.80% compared with last year.
• Clean inventory: 80.4% of listings are accident-free.

If you find a listing below $41,702, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 BMW X6's resale value?

The current average of $41,705 sits slightly below last year's $46,236.

That price movement suggests the market has already adjusted downward, which can help you buy at a more favorable entry point today. For a future seller, the softer pricing means resale value will depend heavily on how well the vehicle is maintained and how desirable the trim and condition are when you decide to sell. A clean history and strong presentation should matter more than ever if you want to protect value.

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

Should I buy a 2021 BMW X6 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:

• 33.4% of listings are priced as good or great deals.
• Accident-free inventory is solid at 80.4% — always verify the vehicle history report.
• Price trend: Prices have softened 9.80% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

The bottom line: The 2021 is a strong choice if you want the X6’s distinctive styling, generous standard equipment, and a market that currently gives you some negotiating room. If you’re especially price-sensitive, you can also compare nearby years to see whether a similar configuration offers a lower entry price, but the 2021 remains the better all-around pick when you want the latest mix of features and value.

These recommendations are based on CarGurus' proprietary market data from September 29, 2026, CarGurus experts' opinions, and generative AI.