Used 2020 Cadillac CT4 for SaleNationwide
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Black Raven
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black W/Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 74,746
- Stock #:
- AV80031A
- VIN:
- 1G6DC5RK7M0131557

2021 Cadillac CT4
Sport RWD
74,746 mi
$23,666
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Black Raven
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 78,795
- Stock #:
- BUIP0656
- VIN:
- 1G6DF5RK3M0118697

2021 Cadillac CT4
Premium Luxury AWD
78,795 mi
$20,675
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Evergreen Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Whisper Beige With Jet Black Accents)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 66,571
- Stock #:
- M0111278
- VIN:
- 1G6DF5RK3M0111278

2021 Cadillac CT4
Premium Luxury AWD
66,571 mi
$23,936
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 310 hp 2.7L I4
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- Automatic
- Mileage:
- 58,289
- Stock #:
- B11871
- VIN:
- 1G6DF5RLXM0109777

2021 Cadillac CT4
Premium Luxury AWD
58,289 mi
$27,483
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Dark Moon Blue Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Whisper Beige With Jet Black Accents)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 88,259
- Stock #:
- YG3677A
- VIN:
- 1G6DJ5RK9M0130464

-$514
2021 Cadillac CT4
Luxury RWD
88,259 mi
$20,532
$20,018
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 65,798
- Stock #:
- 26156A
- VIN:
- 1G6DK5RK2M0120646

2021 Cadillac CT4
Luxury AWD
65,798 mi
$22,100
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 64,270
- Stock #:
- P9544
- VIN:
- 1G6DJ5RK5M0107246

2021 Cadillac CT4
Luxury RWD
64,270 mi
$24,018
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Black Raven
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 99,698
- Stock #:
- M0111406
- VIN:
- 1G6DB5RK3M0111406

2021 Cadillac CT4
Premium Luxury RWD
99,698 mi
$21,556
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Black Raven
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 58,444
- Stock #:
- M0146519A
- VIN:
- 1G6DJ5RK0M0146519

2021 Cadillac CT4
Luxury RWD
58,444 mi
$23,174
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black with Jet Black accents Leather
- Transmission:
- Automatic
- Mileage:
- 44,351
- Stock #:
- B3098
- VIN:
- 1G6DB5RK9M0145849

2021 Cadillac CT4
Premium Luxury RWD
44,351 mi
$28,377
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Whisper Beige With Jet Black Accents)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 54,134
- Stock #:
- 8000B
- VIN:
- 1G6DF5RK4M0108003

-$754
2021 Cadillac CT4
Premium Luxury AWD
54,134 mi
$25,702
$24,948
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Black Raven
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 52,887
- Stock #:
- 26BJ06007C
- VIN:
- 1G6DG5RK9M0107622

2021 Cadillac CT4
Sport AWD
52,887 mi
$26,061
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Wave Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 59,996
- Stock #:
- M0129637
- VIN:
- 1G6DC5RK6M0129637

2021 Cadillac CT4
Sport RWD
59,996 mi
$24,799
CarGurus Analysis:
2020 Cadillac CT4
With 220 currently listed for sale and an average price of $23,981, 30.0% of 2020 Cadillac CT4s for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2020 Cadillac CT4 4 / 5 stars and CarGurus experts gave it a 6.33 / 10.
74.1% of 2020 CT4 models on CarGurus are accident free.
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 77,098
- Stock #:
- 26387B
- VIN:
- 1G6DA5RK8L0135394

-$800
2020 Cadillac CT4
Luxury RWD
77,098 mi
$19,969
$19,169
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Gray (Satin Steel Metallic G9k)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Whisper Beige W/Jet Black Accents Hnc)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 19,059
- Stock #:
- R8247A
- VIN:
- 1G6DB5RK3M0109221

2021 Cadillac CT4
Premium Luxury RWD
19,059 mi
$30,782
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Crystal White Tricoat
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Red (Burgundy)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 79,820
- Stock #:
- 10680
- VIN:
- 1G6DG5RK9L0138433

2020 Cadillac CT4
Sport AWD
79,820 mi
$23,745
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 325 hp 2.7L I4
- Exterior color:
- Black Raven
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black with Jet Black accents
- Transmission:
- Automatic
- Mileage:
- 29,880
- Stock #:
- 59318
- VIN:
- 1G6DH5RLXL0148992

2020 Cadillac CT4
V-Series AWD
29,880 mi
$35,075
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Crystal White Tricoat
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 61,085
- Stock #:
- M0112570
- VIN:
- 1G6DG5RK8M0112570

2021 Cadillac CT4
Sport AWD
61,085 mi
$25,549
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 66,080
- Stock #:
- 26231A
- VIN:
- 1G6DB5RK2M0132702

2021 Cadillac CT4
Premium Luxury RWD
66,080 mi
$24,600
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 32,562
- Stock #:
- M1864
- VIN:
- 1G6DA5RK0L0152142

2020 Cadillac CT4
Luxury RWD
32,562 mi
$25,669
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Crystal White Tricoat
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Whisper Beige With Jet Black Accents)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 119,184
- Stock #:
- L0139926
- VIN:
- 1G6DJ5RK2L0139926

2020 Cadillac CT4
Luxury RWD
119,184 mi
$16,825
- Year:
- 2021
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 37,367
- Stock #:
- M0132178B
- VIN:
- 1G6DB5RK0M0132178

2021 Cadillac CT4
Premium Luxury RWD
37,367 mi
$27,609
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Wave Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Jet Black Accents Leather
- Transmission:
- 8-Speed Automatic
- Mileage:
- 55,374
- Stock #:
- 4036
- VIN:
- 1G6DB5RK6L0143426

2020 Cadillac CT4
Premium Luxury RWD
55,374 mi
$24,639
CarGurus Analysis: 2020 Cadillac CT4
overall

Summary
With 220 currently listed for sale and an average price of $23,981, 30.0% of 2020 Cadillac CT4s for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2020 Cadillac CT4 4 / 5 stars and CarGurus experts gave it a 6.33 / 10.
74.1% of 2020 CT4 models on CarGurus are accident free.
Why it stands out
The 2020 Cadillac CT4 stands out as an entry-level luxury sport sedan that was created by reworking the old ATS, giving Cadillac a fresh nameplate on a restyled older car. It is described as a four-door Chevrolet Camaro with an extra layer of quality and sophistication, and its base price is noted as surprisingly low. That combination makes it appealing to buyers who want a compact luxury sedan with a sporty character and a relatively accessible starting point.
Its strengths are a little mixed, which helps define its personality. The CT4 offers multiple powertrain options and impressive technology, but its performance is described as fairly pedestrian, and advanced safety features are not standard. The result is a car that can be attractive for its athletic intent and equipment, yet may leave some shoppers wanting more refinement and better overall value.
Other model years to consider
- Average price: $29,435
- Good/great deal percentage: 32.3%
- User rating: 5 / 5
- Total listings: 440
- Average price: $32,225
- Good/great deal percentage: 32.3%
- Total listings: 542
- Average price: $30,460
- Good/great deal percentage: 32.0%
- Total listings: 516
This analysis is based on CarGurus' proprietary market data from September 28, 2026, CarGurus experts' opinions, and generative AI.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
4.0 Overall rating
Filter by rating
Chris S
Reviewed a 2020 Cadillac CT4 on Mar 13, 2022
The Cadillac CT4 Premiere Luxury is well appointed for the price point of the vehicle. The interior is more luxurious than other luxury vehicles I considered in my search. The Acura TLX A-spec is a beautiful car on the outside, however does not look like a luxury car on the inside. For a 4 cylinder with turbo, the car responds like a V6 with plenty of get up and go. I would definitely recommend this vehicle.
Theodore M
Reviewed a 2020 Cadillac CT4 on Nov 11, 2020
Looks great. Rides great. But no safety rating. Car came out in 2019. Still no safety rating. Why?
2020 Cadillac CT4 Trims
| Trim type | MSRP |
|---|---|
| Luxury AWD | $34,995 |
| Luxury RWD | $32,995 |
| Sport AWD | $40,595 |
| V-Series AWD | $44,995 |
| Premium Luxury RWD | $37,495 |
| V-Series RWD | $44,495 |
| Sport RWD | $38,595 |
| Premium Luxury AWD | $39,495 |
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
2020 Cadillac CT4 Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2020 Cadillac CT4 prices has changed over time.
See more price trends2020 Cadillac CT4 Pricing Analysis
Pricing by Popular US Cities
Market Area: Nationwide
Key Insights
- Highest-Price Market: Atlanta, GA leads with an average price of $27,999, indicating strong demand in this region.
- Best Value: Los Angeles, CA offers the lowest average price at $17,434, suggesting a favorable buying opportunity for shoppers.
- Inventory Drives Stability: New York, NY has the most listings at 32, which may contribute to competitive pricing in that market.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| New York, NY | 32 | $27,706 |
| Dallas, TX | 32 | $24,493 |
| Houston, TX | 30 | $26,844 |
| Washington, DC | 28 | $18,995 |
| Chicago, IL | 26 | $20,993 |
| Atlanta, GA | 25 | $27,999 |
| Philadelphia, PA | 23 | $25,995 |
| Miami, FL | 22 | $19,200 |
| Boston, MA | 20 | $26,567 |
| Los Angeles, CA | 19 | $17,434 |
Pricing by Trim Packages
Key Insights
- Volume Leader: The Premium Luxury RWD trim has the highest inventory with 233 listings, indicating its popularity among buyers.
- Premium Spread: The V-Series AWD trim, priced at $44,995, represents the highest MSRP, highlighting a significant premium for performance features.
- Drivetrain Effect: All trims feature the same engine, but the AWD variants generally command higher prices, reflecting consumer preference for all-wheel drive.
Trim-Level Details
| Trim | Listings | MSRP | Drivetrain | Engine |
|---|---|---|---|---|
| Premium Luxury RWD | 233 | $37,495 | RWD | 2.0L 237 hp I4 |
| Premium Luxury AWD | 177 | $39,495 | AWD | 2.0L 237 hp I4 |
| Luxury RWD | 175 | $32,995 | RWD | 2.0L 237 hp I4 |
| Sport AWD | 111 | $40,595 | AWD | 2.0L 237 hp I4 |
| Luxury AWD | 94 | $34,995 | AWD | 2.0L 237 hp I4 |
| V-Series AWD | 67 | $44,995 | AWD | 2.7L 325 hp I4 |
| Sport RWD | 67 | $38,595 | RWD | 2.0L 237 hp I4 |
| V-Series RWD | 44 | $44,495 | RWD | 2.7L 325 hp I4 |
Pricing Analysis by Model Year
Key Insights
- New-Car Premium: The 2026 model year shows an average price of $39,198, which is 8.9% above its starting MSRP, indicating strong demand for newer models.
- Depreciation Curve: The 2020 model year has experienced the steepest depreciation at -26.9%, reflecting typical market trends as vehicles age.
- Best Value Sweet Spot: The 2021 model year averages $24,989, making it a compelling option for buyers seeking value without sacrificing modern features.
Model Year Pricing
| Model Year | Starting MSRP | Avg Price | Avg Price vs Starting MSRP |
|---|---|---|---|
| 2026 | $36,000 | $39,198 | +8.9% |
| 2025 | $34,995 | $38,550 | +10.2% |
| 2024 | $34,595 | $32,264 | -6.7% |
| 2023 | $34,395 | $30,110 | -12.5% |
| 2022 | $33,695 | $29,434 | -12.6% |
| 2021 | $33,395 | $24,989 | -25.2% |
| 2020 | $32,995 | $24,135 | -26.9% |
These recommendations are based on CarGurus' proprietary market data from September 30, 2026, CarGurus experts' opinions, and generative AI.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
How much does the 2020 Cadillac CT4 cost?
| Metric | Value |
|---|---|
| Current Average Price | $23,988 |
| Year-Round Low | $23,855 |
| Year-Round High | $25,848 |
| Average Price a Year Ago | $25,711 |
| Change vs. Last Year | −6.70% |
Prices have softened 6.70% compared to this time last year, making it a favorable time to shop this model year.
There are 217 listings available, which gives you a modest amount of inventory to compare before you buy.
Is the 2020 Cadillac CT4 a good car?
Generally — the 2020 Cadillac CT4 earns 4/5 from users and 6.33/10 from our experts. The standout strength is Technology at 9/10.
It’s positioned as an entry-level luxury sport sedan with a sporty character and a relatively accessible starting point, and the data backs up that appeal with strong tech and multiple powertrain options. At the same time, the expert review points to a fairly pedestrian driving experience and a value equation that can feel thin once you start adding equipment.
The main trade-offs are the lack of standard advanced safety features and the poor value for money noted by our experts. If you want a compact luxury sedan with a sporty feel and strong tech, it fits that use case better than shoppers who prioritize refinement and standard equipment.
Market signal: 31.3% of listings are priced as good or great deals.
Is the 2020 Cadillac CT4 reliable?
Owners rate it 4/5, a solid signal of long-term satisfaction.
The CT4 is described as a balanced, rear-drive luxury sport sedan with enjoyable driving dynamics, and the expert review also notes that its standard turbocharged four-cylinder engine is the main drag on the ownership experience. That matters because the car’s appeal depends heavily on how much you value its chassis and tech versus its refinement.
The performance notes also point to a stable, secure highway character and a nearly 50:50 weight distribution, which supports the idea that the platform itself is fundamentally sound. On the cost side, the review suggests Cadillac’s optional-equipment approach can erode value, so used ownership risk is less about basic durability than about whether you’ll be satisfied with the car’s refinement and equipment level over time.
What should I look for when buying a used 2020 Cadillac CT4?
At 74.2% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
You should run a vehicle history report before you get serious about any listing, then prioritize a pre-purchase inspection if the car has had prior damage or if the equipment level is unclear. Focus your inspection on condition, completeness of features, and whether the car matches the trim and option content you expect.
Key things to evaluate:
- Trim level: The standard Luxury trim is the entry point, while Premium Luxury, Sport, and V-Series add equipment and character; the base trim is where you’re most likely to feel the gap in standard features.
- Powertrain: The standard turbocharged 2.0-liter four-cylinder makes 237 horsepower and 258 pound-feet of torque, and an available turbocharged 2.7-liter four-cylinder raises output to 325 hp and 380 lb-ft.
- Safety package: The car does not come with standard advanced driver-assistance systems, and the full set requires stepping up to Premium Luxury, Sport, or V-Series and adding the Driver Awareness Plus Package and the Driver Assist Package.
- Infotainment: You get an 8.0-inch touchscreen, standard Apple CarPlay and Android Auto, and connected services through OnStar; the system also supports wireless smartphone charging when equipped.
- Fuel efficiency: The review notes an official EPA combined rating of 26 mpg, and the test car averaged 25.5 mpg over 141.9 miles.
Which 2020 Cadillac CT4 trim should I buy?
The 2020 Cadillac CT4 is offered in 4 trim levels: Luxury, Premium Luxury, Sport, V-Series.
Here's the short version:
- Luxury: This is the entry point, so it makes sense if you want the lowest starting price and are comfortable with the most basic equipment set.
- Premium Luxury: This is the best-value choice for most shoppers because it adds the upscale equipment and comfort content that help the CT4 feel more like a luxury car.
- Sport: Choose this if you want the firmer chassis tuning and a more driver-focused setup.
- V-Series: This is the pick if you want the most performance-oriented version, with the strongest hardware and the most aggressive setup in the lineup.
For safety-package shoppers, remember that the full driver-assistance set requires Premium Luxury, Sport, or V-Series, plus the Driver Awareness Plus Package and the Driver Assist Package.
Is now a good time to buy a used 2020 Cadillac CT4?
This is a moderate, selective buyer’s market, so you have room to shop carefully without feeling rushed.
- Deal availability: 31.3% of listings are priced as good or great deals.
- Inventory: There are 217 listings available.
- Price trend: Prices have softened 6.70% compared with last year.
- Clean inventory: 74.2% of listings are accident-free.
If you find a listing below $23,855, that's toward the low end of the year-round range and worth acting on quickly.
What is the 2020 Cadillac CT4's resale value?
The current average of $23,988 sits slightly below last year's $25,711.
That decline suggests the CT4 has softened in the used market, which can be good news if you’re buying now but less favorable if you’re planning to sell soon. For a future seller, the current trend means you should expect pricing pressure unless your car is especially clean, well equipped, and attractively priced.
The upside is that the CT4 still has a clear niche as a compact luxury sport sedan with strong tech and rear-drive appeal, which can help it hold interest among the right shoppers. Vehicles with solid owner satisfaction ratings, like this model year's 4/5, tend to retain buyer demand, which supports resale value over time.
Is the 2020 Cadillac CT4 safe?
The 2020 Cadillac CT4 earns a 7/10 safety score from our experts.
It comes without any standard advanced driving-assistance systems, so you need to move up to Premium Luxury, Sport, or V-Series and then add the Driver Awareness Plus Package and the Driver Assist Package to get the full set. With the test car’s package mix, it included lane-departure warning, lane-keeping assistance, blind-spot and lane-change warning, rear cross-traffic warning, automatic high-beam headlights, and the Safety Alert seat.
That setup still leaves important gaps if you don’t add the full package, including adaptive cruise control, all-speed automatic forward emergency braking, and a rear emergency braking system. The review also notes that crash-test results were not available at the time.
Should I buy a 2020 Cadillac CT4 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:
- 31.3% of listings are priced as good or great deals.
- At 74.2% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
- Price trend: Prices have softened 6.70% compared with last year.
- Owners rate it 4/5 — a solid satisfaction signal.
- The expert review says the CT4’s base price is surprisingly low, but its value equation is weakened by missing standard features and a lack of refinement.
The bottom line: If you want the lowest entry price into this body style and can live with the CT4’s compromises, the 2020 can make sense as a selective buy. If you’re more focused on standard safety equipment, refinement, and overall value, a newer model year is the better path, especially if you can stretch for a better-equipped example.
These recommendations are based on CarGurus' proprietary market data from September 29, 2026, CarGurus experts' opinions, and generative AI.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
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