Used 2015 Cadillac ATS for Sale nearWest Palm Beach, FL

How much does the 2015 Cadillac ATS cost?

Prices have softened 1.16% compared to this time last year, making it a favorable time to shop this model year.

There are 336 listings available, which gives you a modest pool of used ATS sedans to compare.

Is the 2015 Cadillac ATS a good car?

Yes — the 2015 Cadillac ATS earns a 5/5 user rating and a 5.67/10 expert rating.

The model scores 9/10 across Look and feel and Performance.

The ATS is aimed at you if you want a compact luxury sedan that feels more polished and engaging than badge appeal alone. The overview frames it as Cadillac’s effort to sharpen engineering, design, and materials, while the test-drive notes emphasize strong driving dynamics and a more modern identity than a typical entry-luxury sedan.

23.8% of listings are priced as good or great deals, which suggests there are still some attractive opportunities if you shop carefully.

Is the 2015 Cadillac ATS reliable?

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

The ATS is presented as a car that reflects Cadillac’s reinvention, and the expert notes reinforce that it was engineered to feel more polished and thoughtfully executed than the brand’s older reputation might suggest. The performance write-up also points to a satisfying automatic transmission and a chassis that rewards enthusiastic driving.

The dependability picture is mixed for used buyers because the car’s strengths are tied to a more complex luxury setup, so you should pay close attention to maintenance history and how well the electronics and suspension have aged.

What should I look for when buying a used 2015 Cadillac ATS?

At 51.8% 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 pre-purchase inspection, especially if the car has had bodywork or multiple owners. Focus on how the cabin electronics, ride quality, and trim materials have held up, since those are the kinds of areas that can separate a clean example from a tired one.

Key things to evaluate:

• Trim level: The base setup leaves out key upgrades, while the Premium collection adds the performance-tuned Magnetic Ride Control suspension; the cabin materials also improve as you move up.
• Powertrain: You can choose between the turbocharged 4-cylinder and the available 3.6-liter V6, with the V6 favored for refinement and the 4-cylinder offering better fuel economy.
• Safety package: Forward-collision warning is easy to get, but lane-departure warning and lane-keeping assist require at least the Luxury collection plus the Safety and Security package; blind-spot monitoring is limited to Performance and Premium collections and bundled with other equipment.
• Infotainment: The CUE system uses a touchscreen interface and voice recognition, but the notes describe it as frustrating to use and not especially intuitive.
• Fuel efficiency: The turbocharged 4-cylinder is rated at 24 mpg in combined driving.

Which 2015 Cadillac ATS trim should I buy?

The 2015 Cadillac ATS is offered in 4 trim levels: Standard collection, Luxury collection, Performance collection, and Premium collection.

Here's the short version:

• Standard collection: This is the entry point, but the notes make clear that you’ll want to move up if you care about the ATS’s best driving and comfort features.
• Luxury collection: This is the minimum trim you need before adding the Safety and Security package, so it makes sense if you want a better balance of equipment and safety options.
• Performance collection: This trim brings the standard safety suite and unlocks blind-spot monitoring, making it the better pick if you want more equipment without going all the way to the top.
• Premium collection: This is the best-value choice if you want the ATS at its most complete, since it adds the Magnetic Ride Control suspension and the most upscale feel.

The safety-package note to keep in mind is that forward-collision warning is easy to get, but lane-departure warning, lane-keeping assist, and blind-spot monitoring are tied to higher equipment levels.

Is now a good time to buy a used 2015 Cadillac ATS?

This is a moderate market for selective buyers, so you can shop with some leverage if you’re patient.

• Deal availability: 23.8% of listings are priced as good or great deals.
• Inventory: There are 336 listings available.
• Price trend: Prices have softened 1.16% compared with last year.
• Clean inventory: 51.8% of listings are accident-free.

If you find a listing below $10,688, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2015 Cadillac ATS's resale value?

The current average of $11,122 sits slightly below last year's $11,253.

That small decline suggests the ATS is still holding a fairly steady market position, but not one that is gaining momentum. If you’re planning to sell later, you should expect value to depend heavily on condition, mileage, and how well the car has been maintained.

Because the price range is relatively tight, a clean, well-kept example should be easier to position competitively than one with accident history or visible wear. Strong presentation matters here, especially in a luxury sedan where buyers compare condition closely.

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 2015 Cadillac ATS safe?

The 2015 Cadillac ATS earns five-star ratings in every assessment the NHTSA conducts on new cars, including rollover resistance.

It earns a 5/10 safety score from our experts.

Cadillac makes forward-collision warning easy to get, and higher trims can add lane-departure warning, lane-keeping assist, and blind-spot monitoring. The catch is that some of those features require stepping up to the Luxury collection or higher, and blind-spot monitoring is limited to Performance and Premium collections with additional bundled equipment.

Should I buy a 2015 Cadillac ATS or consider a different year?

If you're weighing the 2015 against nearby model years, here's how to think about it:

Choose the 2015 if:

• 23.8% of listings are priced as good or great deals.
• At 51.8% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 1.16% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.
• The 2015 stands out as Cadillac’s reinvention of the ATS, with a more polished and engaging identity.

Consider the 2016 if:

• At $11,964, the 2016 costs more than the current year's $11,122 average.
• It adds Apple CarPlay for better smartphone integration.

The bottom line: If you want the lower entry price and are comfortable shopping carefully, the 2015 is the better value play. If you want a newer ATS with improved tech and can stretch your budget, the 2016 is the smarter upgrade.

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