Cadillac CT6 vs. Cadillac XTS
iSeeCars' unbiased and data-driven comparison of the Cadillac CT6 and Cadillac XTS contrasts the two cars across a broad spectrum of vehicle specifications to determine which car is better. In addition to comparing pricing and specs, iSeeCars uses all the ratings, rankings, and insights from its comprehensive analyses of each vehicle model, including calculations of reliability, safety, depreciation, value retention, and the vehicle's projected lifetime recalls (based on analyzing over 25 billion data points). This in-depth evaluation is used to identify which vehicle represents a better overall choice for shoppers who are considering both the Cadillac CT6 and the Cadillac XTS.
When we compare the Cadillac CT6's and the Cadillac XTS's specifications and ratings, the Cadillac CT6 has the advantage in the areas of fuel efficiency, resale value and interior volume. The Cadillac XTS has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars and base engine power. Based on this comparison of the Cadillac CT6's and the Cadillac XTS's specifications and ratings, the Cadillac CT6 is a better car than the Cadillac XTS.
Pricing: A used 2019 Cadillac CT6 ranges from $28,429 to $50,942 while a used 2019 Cadillac XTS is priced between $16,036 to $31,130.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the Cadillac CT6 loses 57.2 percent of its value and the Cadillac XTS loses 60.2 percent of its value. This means the Cadillac CT6 retains 3.1 percentage points more of its value and has the advantage of higher resale value versus the Cadillac XTS.
Engine Power and Fuel Efficiency Comparison: For engine performance, the Cadillac CT6’s base engine makes 237 horsepower, and the Cadillac XTS base engine makes 304 horsepower. The CT6 is rated to deliver an average of 28 miles per gallon, with a highway range of 653 miles. The XTS is rated to deliver an average of 22 miles per gallon, with a highway range of 532 miles. This gives the Cadillac CT6 the fuel efficiency and maximum range advantage over the Cadillac XTS. The CT6 uses premium unleaded, and the XTS uses regular unleaded.
Passenger Space Comparison: The Cadillac CT6 has the advantage of offering more interior volume, reflected in more front head room, front shoulder room, front leg room, rear head room and rear leg room. The Cadillac XTS has the advantage in the areas of rear shoulder room cargo space.
Safety Ratings: The Cadillac XTS has an average safety rating of 5 out of 5 Stars based on NHTSA's crash test ratings.
New Car Pricing
Asking Price:
-
Starting MSRP:
$50,495
Category Avg Starting MSRP:
(Luxury Large Cars)
$77,288
Category Starting MSRP Range:
(Luxury Large Cars)
$29,570 - $134,300
New Car Pricing
Asking Price:
-
Starting MSRP:
$46,895
Category Avg Starting MSRP:
(Luxury Large Cars)
$77,288
Category Starting MSRP Range:
(Luxury Large Cars)
$29,570 - $134,300
Used Car Pricing
Avg Used Car Price:
$38,628
Price Range:
$28,429 - $50,942
Category Avg Price:
(Luxury Large Cars)
$47,151
Category Avg Price Range:
(Luxury Large Cars)
$19,658 - $84,966
# Used Cars for Sale Nationally:
24
Avg Mileage of Used Cars for Sale:
60,483
# Good or Great Deals:
4
Used Car Pricing
Avg Used Car Price:
$23,166
Price Range:
$16,036 - $31,130
Category Avg Price:
(Luxury Large Cars)
$47,151
Category Avg Price Range:
(Luxury Large Cars)
$19,658 - $84,966
# Used Cars for Sale Nationally:
64
Avg Mileage of Used Cars for Sale:
71,801
# Good or Great Deals:
29
Cadillac CT6 Scores & Rankings
Overall Score:
6.4 / 10
Reliability:
5.9 / 10
Retained Value:
6.9 / 10
Safety:
Not available
Cadillac XTS Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
6.7 / 10
Safety:
10.0 / 10
iSeeCars Reliability Insights for Cadillac CT6
Remaining Life Expectancy (years):
7.3
Typical Category Remaining Life Expectancy:
(Luxury Large Cars)
6.2
Category Remaining Life Expectancy Range:
(Luxury Large Cars)
2.7 - 9.7
Chance of Reaching 200k Miles for a New Car:
2.1%
iSeeCars Reliability Insights for Cadillac XTS
Remaining Life Expectancy (years):
7.2
Typical Category Remaining Life Expectancy:
(Luxury Large Cars)
6.2
Category Remaining Life Expectancy Range:
(Luxury Large Cars)
2.7 - 9.7
Chance of Reaching 200k Miles for a New Car:
4.2%
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
3
Typical Category Recalls:
(Luxury Large Cars)
2.6
Category Range for Recalls:
(Luxury Large Cars)
0.5 - 22.6
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
2
Typical Category Recalls:
(Luxury Large Cars)
2.6
Category Range for Recalls:
(Luxury Large Cars)
0.5 - 22.6
Cadillac CT6 Rankings
Ranking
1 out of / 24Ranking
2 out of / 2Ranking
4 out of / 24Ranking
6 out of / 24Ranking
9 out of / 24Ranking
12 out of / 24Ranking
18 out of / 24Ranking
19 out of / 24Cadillac XTS Rankings
Ranking
14 out of / 24Ranking
14 out of / 24Ranking
20 out of / 24Available Body Styles
Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Cadillac CT6 Trim Levels
2.0T Luxury, 2.0T Premium Luxury, 3.0TT Platinum, 3.0TT Sport, 3.6L Luxury, 3.6L Premium Luxury, 4.2TT Platinum
Cadillac XTS Trim Levels
Luxury, Platinum, Platinum V-Sport, Premium Luxury, Standard
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
6 years / 70000 miles
Warranty, Roadside Assistance:
6 years / 70000 miles
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
6 years / 70000 miles
Warranty, Roadside Assistance:
6 years / 70000 miles
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2025 NHTSA Overall Rating:
Not yet available
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
5 out of 5 Stars
2025 NHTSA Overall Rating:
4 out of 5 Stars
2025 NHTSA Front Crash Overall Rating:
5 out of 5 Stars
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
4 out of 5 Stars
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
237 hp @ 5000 rpm
Torque:
258 foot-lbs @ 1500 rpm
Power-to-Weight Ratio (higher is better):
0.064 hp per pound
Base Drivetrain Specs
Horsepower:
304 hp @ 6800 rpm
Torque:
264 foot-lbs @ 5300 rpm
Power-to-Weight Ratio (higher is better):
0.076 hp per pound
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
24 / 34 / 28
Range (city/hwy):
461 / 653 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
3.6 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
FWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
19 / 28 / 22
Range (city/hwy):
361 / 532 miles
Recommended Fuel Type:
Regular Unleaded
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Parking Sensors:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Automatic Parking:
Available
Cooled/Ventilated Seats:
Available
Heated Seats
Available
Heated Steering Wheel:
Available
Massage Seats:
Available
Power Lift Gate:
Available
Sunroof/Moonroof:
Available
Air Suspension:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
N/A
Parking Sensors:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Automatic Parking:
Available
Cooled/Ventilated Seats:
Available
Heated Seats
Available
Heated Steering Wheel:
Available
Massage Seats:
Available
Power Lift Gate:
N/A
Sunroof/Moonroof:
Available
Air Suspension:
Available
Captain's seat:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Safety Features
Backup camera:
Standard
Rear Seat Reminder:
Standard
360-Degree Camera:
Available
Blind Spot Monitoring:
Available
Driver Attention Monitoring:
Available
Forward Collision Warning:
Available
Lane Departure Warning:
Available
Lane Keeping Assist:
Available
Pedestrian Detection:
Available
Rear Cross-Traffic Alert:
Available
Safety Features
Backup camera:
Standard
Rear Seat Reminder:
N/A
360-Degree Camera:
Available
Blind Spot Monitoring:
Available
Driver Attention Monitoring:
N/A
Forward Collision Warning:
Available
Lane Departure Warning:
Available
Lane Keeping Assist:
Available
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
Available
Interior Dimensions
Front Head Room:
40.2 inches
Front Leg Room:
46.4 inches
Front Shoulder Room:
58.3 inches
Rear Head Room:
38 inches
Rear Leg Room:
40.4 inches
Rear Shoulder Room:
56.2 inches
Cargo Space:
15.8 cubic feet
Overall Interior Volume:
110.0 cubic feet
Interior Dimensions
Front Head Room:
39 inches
Front Leg Room:
42.1 inches
Front Shoulder Room:
57.9 inches
Rear Head Room:
37.8 inches
Rear Leg Room:
40 inches
Rear Shoulder Room:
56.3 inches
Cargo Space:
18 cubic feet
Overall Interior Volume:
104.2 cubic feet
Exterior Dimensions
Curb Weight:
3708 lbs
Width:
74 inches
Height:
58 inches
Length:
205.8 inches
Wheelbase:
122.4 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
4021 lbs
Width:
72.9 inches
Height:
59.4 inches
Length:
200.9 inches
Wheelbase:
111.7 inches
Ground Clearance:
Not yet available
Standard Wheel/Tire Information
Wheel Size:
18.0 x 8.0 inches
Wheel Type:
aluminum alloy
Tire Size:
P235/50R18
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.5 inches
Wheel Type:
painted aluminum alloy
Tire Size:
P245/45R19
Exterior Colors
Beige
Bronze Dune Metallic
Black
Black Raven / Stellar Black Metallic
Gray
Manhattan Noir Metallic / Satin Steel Metallic / Shadow Metallic
Red
Red Horizon Tintcoat
Silver
Radiant Silver Metallic
White
Crystal White Tricoat
Blue
Not available
Exterior Colors
Beige
Bronze Dune Metallic
Black
Black Raven / Stellar Black Metallic
Gray
Phantom Gray Metallic / Stone Gray Metallic
Red
Red Horizon Tintcoat
Silver
Radiant Silver Metallic
White
Crystal White Tricoat
Blue
Dark Adriatic Blue Metallic
Interior Colors
Beige
Sahara Beige w/Jet Black Accents
Black
Jet Black
Interior Colors
Beige
Shale w/Jet Black Accents
Black
Jet Black
