Used 2021 Audi Q3 for SaleNationwide

How much does the 2021 Audi Q3 cost?

Prices have softened 11.34% compared to this time last year, making it a favorable time to shop this model year.

There are 1,039 listings available, which gives you a solid pool to compare prices and equipment.

Is the 2021 Audi Q3 a good car?

Yes — the 2021 Audi Q3 earns a 4.75/5 user rating and an 8.17/10 expert rating. The model scores 9/10 across Form and function and Safety.

It stands out as a subcompact luxury SUV that blends an engaging driving experience with useful technology and a refined ride. You also get standard driver assistance features and helpful in-car tech, which makes it feel well equipped for everyday use.

The trade-offs are clear: the cabin materials can feel cheap, the back seat is cramped, and cargo space is limited enough that practicality takes a back seat. It is also described as poor value for money, so it makes the most sense if you care more about comfort, tech, and a polished driving feel than maximum utility.

38.9% of listings are priced as good or great deals, which suggests there are still worthwhile opportunities if you shop carefully.

Is the 2021 Audi Q3 reliable?

Owners rate it 4.75/5, a strong signal of long-term satisfaction.

The Q3’s appeal is built around a refined ride, standard driver assistance features, and helpful in-car tech, all of which point to a well-rounded ownership experience. Its turbocharged setup and all-wheel-drive layout are paired with a comfortable, composed driving feel, and the cabin is designed to make daily use easy.

The fuel economy figures are respectable for the class, and the ability to run on regular gasoline helps keep ownership costs more manageable. For used buyers, the main long-term risk is that the same compromises that affect new-car shoppers — especially limited space and value concerns — can still shape how satisfied you feel after the novelty wears off.

What should I look for when buying a used 2021 Audi Q3?

Accident-free inventory is solid at 79.9% — always verify the vehicle history report.

You should still check the history report carefully, because a clean listing percentage does not replace a proper records review. Prioritize a pre-purchase inspection that focuses on interior condition, rear-seat space, and cargo-area wear, since those are the areas where this model’s compromises are most likely to show up. It is also worth confirming that the tech and driver-assistance features you want are actually present on the specific vehicle you are considering.

Key things to evaluate:

• Trim level: The Premium trim includes leather upholstery, 12-way power-adjustable front seats, heated front seats, dual-zone climate control, a panoramic sunroof, an 8.8-inch touchscreen infotainment system, a power liftgate, four USB ports, and several high-tech driver assistance features. The Premium Plus adds remote start, pushbutton start, remote keyless entry, wireless device charging, and a hands-free power liftgate. The Premium Plus is the better value if you want more convenience features without stepping into option-package territory.
• Powertrain: The Q3 uses a turbocharged 2.0-liter four-cylinder engine with 184 horsepower and 221 pound-feet of torque, paired with an eight-speed automatic transmission and Quattro all-wheel drive. The S-Line version raises output to 228 hp and 258 lb-ft, and the stronger setup is described as lively with solid passing power.
• Safety package: Audi Pre Sense and Pre Sense Front are standard, and Pre Sense Front includes forward-collision warning, automatic emergency braking, and pedestrian detection. Lane-departure warning is standard as well. Optional features include blind-spot monitoring, rear cross-traffic alert, adaptive cruise control, traffic-sign recognition, a 360-degree camera system, front-and-rear parking sensors, and self-parking assist.
• Infotainment: The standard system uses an 8.8-inch touchscreen with Audi MMI, standard Android Auto, and wireless Apple CarPlay. An available 10.1-inch touchscreen adds navigation, and other available tech includes wireless device charging, satellite radio, and a Bang & Olufsen 15-speaker premium audio system.
• Fuel efficiency: The Q3 Quattro is rated at 22 mpg city, 30 mpg highway, and 25 mpg combined. The S-Line Quattro returns 20 mpg city, 28 mpg highway, and 23 mpg combined.

Which 2021 Audi Q3 trim should I buy?

The 2021 Audi Q3 is offered in 2 trim levels: Premium and Premium Plus.

Here's the short version:

• Premium: This is the entry point, but it still comes with leather upholstery, heated front seats, a panoramic sunroof, a power liftgate, an 8.8-inch touchscreen, and standard driver assistance features. If you want the lowest starting price and still want a well-equipped luxury SUV, this is the trim to start with.
• Premium Plus: This trim adds remote start, pushbutton start, remote keyless entry, wireless device charging, and a hands-free power liftgate. It is the better choice if you want the most convenience features without relying heavily on packages.

The standard safety setup includes Audi Pre Sense and Pre Sense Front, along with lane-departure warning; additional driver-assistance features remain optional.

Is now a good time to buy a used 2021 Audi Q3?

This looks like a moderate, selective buyer’s market, so you can shop with some leverage if you are patient.

• Deal availability: 38.9% of listings are priced as good or great deals.
• Inventory: There are 1,039 listings available.
• Price trend: Prices have softened 11.34% compared with last year.
• Clean inventory: 79.9% of listings are accident-free.

If you find a listing below $20,877, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Audi Q3's resale value?

The current average of $20,877 sits slightly below last year's $23,547.

That decline suggests the market has already adjusted downward, which can help you as a buyer today but may limit upside if you plan to resell soon. If you buy at the right price, you reduce the chance of taking a bigger hit later. The key is to avoid overpaying for options that the market may not fully reward when it is time to sell.

Vehicles with strong owner satisfaction ratings, like this model year's 4.75/5, tend to retain buyer demand, which supports resale value over time.

Is the 2021 Audi Q3 safe?

The 2021 Audi Q3 earns a Top Safety Pick rating from IIHS.

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

Audi Pre Sense and Pre Sense Front are standard, and Pre Sense Front includes forward-collision warning, automatic emergency braking, and pedestrian detection. Lane-departure warning is standard as well. Optional driver-assistance features include blind-spot monitoring, rear cross-traffic alert, adaptive cruise control, traffic-sign recognition, a 360-degree camera system, front-and-rear parking sensors, and self-parking assist for parallel and perpendicular parking spots.

Should I buy a 2021 Audi Q3 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:

• 38.9% of listings are priced as good or great deals.
• Accident-free inventory is solid at 79.9% — always verify the vehicle history report.
• Price trend: Prices have softened 11.34% compared with last year.
• Owners rate it 4.75/5 — a strong satisfaction signal.
• For this year, the Q3 gains additional high-tech safety features and loses its top-tier Prestige trim, with those features moved into options packages.

The bottom line: The 2021 Q3 makes sense if you want a refined, tech-forward subcompact luxury SUV and you can live with its tighter rear seat and limited cargo room. If you are especially price-sensitive, the softened market and decent deal availability make this a good year to shop carefully and focus on well-equipped examples rather than paying extra for options you may not need.

These recommendations are based on CarGurus' proprietary market data from October 13, 2026, CarGurus experts' opinions, and generative AI.