Used 2020 Cadillac CT5 for Sale nearDetroit, MI

How much does the 2020 Cadillac CT5 cost?

Prices have softened 2.74% compared to this time last year, making it a favorable time to shop this model year.

There are 381 listings available, which suggests you have some room to compare options before you commit.

If you find a listing below $25,792.04, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2020 Cadillac CT5 a good car?

Yes — the 2020 Cadillac CT5 earns a 4.75/5 user rating and an 8.17/10 expert rating. The model scores 9/10 across Look and feel and Technology.

Owners consistently praise its stylish look, smooth driving experience, and comfortable interior, and they also respond well to its customizable features. The trade-offs are a lack of power compared with competitors and some discomfort in the driver’s seat, while the expert review also points to an underwhelming base engine and an irritating transmission.

That mix fits you best if you want a distinctive luxury sedan with a comfortable driving experience and modern, easy-to-use technology rather than an SUV. Even with those compromises, 28.6% of listings are priced as good or great deals, which gives you a decent chance to find a strong value.

Is the 2020 Cadillac CT5 reliable?

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

The owner feedback also points to a dependable, trouble-free feel in everyday use, with drivers highlighting the car’s comfortable, easygoing character and the kind of ownership experience they can count on. The expert review reinforces that impression by describing the CT5 as mostly competent and confidence inspiring in normal driving, with a powertrain that feels well matched to relaxed use.

If you’re shopping used, the main long-term ownership risk is choosing the wrong configuration, since the base engine and transmission behavior can make the car feel less polished than you’d expect from a luxury sedan.

What should I look for when buying a used 2020 Cadillac CT5?

At 72.4% 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 shows uneven panel gaps, tire wear, or signs of hard use. Focus on overall condition rather than just mileage, because the CT5’s appeal depends heavily on how well it has been maintained and whether the cabin and driving controls still feel tight and refined.

Key things to evaluate:

• Trim level: The Luxury trim is the least expensive, but it comes with the base turbocharged 2.0-liter four-cylinder engine and is described as the version you should avoid. The Premium Luxury and V-Series are the trims that bring the more satisfying twin-turbo V6, and the Premium Luxury Platinum version adds premium semi-aniline leather and carbon-fiber interior trim for a more exclusive cabin.
• Powertrain: The CT5 starts with a turbocharged 2.0-liter four-cylinder, but the twin-turbo 3.0-liter V6 is the stronger choice. It pairs with a 10-speed automatic transmission, and the V6 brings much better acceleration and a more satisfying driving experience.
• Safety package: The CT5’s advanced safety technology is available only after you move beyond the Luxury trim. The system includes lane-keeping assistance, adaptive cruise control, regular cruise control, and subtle corrective steering support, but Super Cruise is not available for this model year.
• Infotainment: You get a 10.0-inch high-definition touchscreen, Apple CarPlay, Android Auto, Cadillac Connected Services through OnStar, a 4G LTE WiFi hotspot, and Near Field Communication one-touch smartphone pairing. Navigation and a 15-speaker Bose Performance Series sound system are optional.
• Fuel efficiency: The twin-turbo V6 test car is EPA rated at 21 mpg combined, and the review’s observed result was 20.1 mpg.

Which 2020 Cadillac CT5 trim should I buy?

The 2020 Cadillac CT5 is offered in 4 trim levels: Luxury, Sport, Premium Luxury, and V-Series.

Here's the short version:

• Luxury: This is the entry point, but it comes with the underwhelming turbocharged 2.0-liter four-cylinder and is the trim the review says you should skip. It makes sense only if your priority is the lowest sticker price and you’re willing to give up the stronger powertrain and richer equipment.
• Sport: This trim adds a more aggressive appearance, but it still leaves you with the same turbo four, so it doesn’t solve the biggest weakness. It’s best for you only if styling matters more than performance and you still want to stay near the lower end of the range.
• Premium Luxury: This is the best-value trim because it unlocks the twin-turbo 3.0-liter V6 as an option and pairs it with the more comfortable, compliant ride the review praises. If you want the CT5’s core strengths without jumping all the way to the top trim, this is the one to target.
• V-Series: This is the performance-oriented choice, and the V6 is standard here. It suits you if you want the strongest factory powertrain and are willing to pay more for it.

The safety-technology suite is not available on the Luxury trim, so if that matters to you, shop above the base model.

Is now a good time to buy a used 2020 Cadillac CT5?

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

• Deal availability: 28.6% of listings are priced as good or great deals.
• Inventory: There are 381 listings available.
• Price trend: Prices have softened 2.74% compared with last year.
• Clean inventory: 72.4% of listings are accident-free.

If you find a listing below $25,792.04, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2020 Cadillac CT5's resale value?

The current average of $26,866 sits slightly below last year's $27,622.

That softer pricing suggests the CT5 has already absorbed some depreciation, which can help future sellers if they buy at the right price today. If you choose a well-equipped example with the stronger V6 and good condition history, you’re more likely to hold buyer interest later than if you buy a base car with weaker appeal.

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 2020 Cadillac CT5 safe?

According to the National Highway Traffic Safety Administration (NHTSA), the Cadillac CT5 earns five-star crash-test ratings across the board, including for rollover resistance.

It earns a 8/10 safety score from our experts.

The CT5’s safety package includes lane-keeping assistance, adaptive cruise control, regular cruise control, and subtle corrective steering support. You need to move beyond the Luxury trim to access the full safety-technology set, and Super Cruise is not available for this model year.

One caveat is that the lane-keeping assistance is subtle enough that you may not always notice it working, even though it is active.

Should I buy a 2020 Cadillac CT5 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:

• 28.6% of listings are priced as good or great deals.
• At 72.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 2.74% compared with last year.
• Owners rate it 4.75/5 — a strong satisfaction signal.
• The 2020 model stands out for its stylish design and easy-to-use technology, while the expert review says it deserves your consideration as a distinct new Cadillac sedan.

The bottom line: If you want the CT5’s strongest mix of style, tech, and value, the 2020 is a sensible place to start, especially if you can find a well-kept Premium Luxury or V-Series example. If you’re highly price-sensitive, you can still shop the market carefully for a lower-priced listing, but you should be selective about condition and trim because the base configuration is much less compelling.

These recommendations are based on CarGurus' proprietary market data from August 28, 2026, CarGurus experts' opinions, and generative AI.