Cadillac CT6 vs. Cadillac XT6
iSeeCars' unbiased and data-driven comparison of the Cadillac CT6 and Cadillac XT6 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 XT6.
When comparing the Cadillac CT6's and the Cadillac XT6's specifications and ratings, the Cadillac CT6 has the advantage in the areas of fuel efficiency, resale value and base engine power. The Cadillac XT6 has the advantage in the area of typical lower range of pricing for one- to five-year-old used cars. Based on this comparison of the Cadillac CT6's and the Cadillac XT6's specifications and ratings, the Cadillac CT6 is a better car than the Cadillac XT6.
Pricing: A used 2020 Cadillac CT6 ranges from $32,683 to $60,572 while a used 2020 Cadillac XT6 is priced between $28,991 to $41,984.
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 XT6 loses 59.1 percent of its value. This means the Cadillac CT6 retains 1.9 percentage points more of its value and has the advantage of higher resale value versus the Cadillac XT6.
Engine Power and Fuel Efficiency Comparison: For engine performance, the Cadillac CT6’s base engine makes 335 horsepower, and the Cadillac XT6 base engine makes 310 horsepower. The CT6 is rated to deliver an average of 21 miles per gallon, with a highway range of 518 miles. The XT6 is rated to deliver an average of 20 miles per gallon, with a highway range of 475 miles. This gives the Cadillac CT6 the fuel efficiency and maximum range advantage over the Cadillac XT6. Both models use regular unleaded.
Passenger Space Comparison: The Cadillac CT6 and Cadillac XT6 are comparable in regards to front shoulder room.
Safety Ratings: The Cadillac XT6 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:
$58,995
Category Avg Starting MSRP:
(Luxury Large Cars)
$87,679
Category Starting MSRP Range:
(Luxury Large Cars)
$46,305 - $138,600
New Car Pricing
Asking Price:
-
Starting MSRP:
$52,695
Category Avg Starting MSRP:
(Luxury Large SUVs)
$76,202
Category Starting MSRP Range:
(Luxury Large SUVs)
$40,000 - $130,900
Used Car Pricing
Avg Used Car Price:
$44,145
Price Range:
$32,683 - $60,572
Category Avg Price:
(Luxury Large Cars)
$59,916
Category Avg Price Range:
(Luxury Large Cars)
$31,809 - $111,938
# Used Cars for Sale Nationally:
33
Avg Mileage of Used Cars for Sale:
49,906
# Good or Great Deals:
19
Used Car Pricing
Avg Used Car Price:
$35,329
Price Range:
$28,991 - $41,984
Category Avg Price:
(Luxury Large SUVs)
$57,070
Category Avg Price Range:
(Luxury Large SUVs)
$28,567 - $151,744
# Used Cars for Sale Nationally:
267
Avg Mileage of Used Cars for Sale:
58,404
# Good or Great Deals:
111
Cadillac CT6 Scores & Rankings
Overall Score:
6.4 / 10
Reliability:
5.9 / 10
Retained Value:
6.9 / 10
Safety:
Not available
Cadillac XT6 Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
6.8 / 10
Safety:
10.0 / 10
iSeeCars Reliability Insights for Cadillac CT6
Remaining Life Expectancy (years):
8.3
Typical Category Remaining Life Expectancy:
(Luxury Large Cars)
7.2
Category Remaining Life Expectancy Range:
(Luxury Large Cars)
3.7 - 10.7
Chance of Reaching 200k Miles for a New Car:
2.1%
iSeeCars Reliability Insights for Cadillac XT6
Remaining Life Expectancy (years):
Typical Category Remaining Life Expectancy:
(Luxury Large SUVs)
6.4
Category Remaining Life Expectancy Range:
(Luxury Large SUVs)
4.5 - 14.9
Chance of Reaching 200k Miles for a New Car:
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
1.5
Typical Category Recalls:
(Luxury Large Cars)
2
Category Range for Recalls:
(Luxury Large Cars)
0.6 - 36
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
3.9
Typical Category Recalls:
(Luxury Large SUVs)
2.9
Category Range for Recalls:
(Luxury Large SUVs)
1 - 25.4
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 XT6 Rankings
Ranking
2 out of / 19Ranking
3 out of / 26Ranking
6 out of / 68Ranking
12 out of / 68Ranking
13 out of / 29Ranking
13 out of / 22Ranking
14 out of / 22Ranking
16 out of / 29Ranking
16 out of / 22Ranking
16 out of / 22Ranking
18 out of / 22Ranking
19 out of / 68Ranking
19 out of / 29Ranking
19 out of / 22Ranking
21 out of / 22Ranking
21 out of / 22Ranking
23 out of / 29Ranking
23 out of / 29Ranking
24 out of / 59Ranking
25 out of / 29Ranking
25 out of / 29Ranking
27 out of / 29Ranking
28 out of / 68Ranking
29 out of / 68Ranking
35 out of / 68Ranking
52 out of / 68Ranking
67 out of / 68Available Body Styles
Sedan
Available Body Styles
SUV
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Cadillac CT6 Trim Levels
3.6L Luxury, 3.6L Premium Luxury, 4.2TT Platinum
Cadillac XT6 Trim Levels
Premium Luxury, Sport
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:
5 out of 5 Stars
2025 NHTSA Rollover Rating:
4 out of 5 Stars
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
335 hp @ 6800 rpm
Torque:
284 foot-lbs @ 5300 rpm
Power-to-Weight Ratio (higher is better):
0.082 hp per pound
Towing capacity:
Not yet available
Base Drivetrain Specs
Horsepower:
310 hp @ 6600 rpm
Torque:
271 foot-lbs @ 5000 rpm
Power-to-Weight Ratio (higher is better):
0.070 hp per pound
Towing capacity:
Not yet available
Engine Specifications
Engine Size:
3.6 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
18 / 27 / 21
Range (city/hwy):
346 / 518 miles
Recommended Fuel Type:
Regular Unleaded
Engine Specifications
Engine Size:
3.6 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
FWD / 4X4
EPA Fuel Economy
(City/Highway/Combined MPG):
18 / 25 / 20
Range (city/hwy):
342 / 475 miles
Recommended Fuel Type:
Regular Unleaded
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
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
Sunroof/Moonroof:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Automatic Parking:
Available
Cooled/Ventilated Seats:
Available
Heated Steering Wheel:
Available
Massage Seats:
Available
Power Lift Gate:
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
Heated Seats
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Parking Sensors:
Standard
Power outlet:
Available
Roadside assistance:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Automatic Parking:
Available
Cooled/Ventilated Seats:
Available
Heated Steering Wheel:
Standard
Massage Seats:
N/A
Power Lift Gate:
Standard
Air Suspension:
N/A
Captain's seat:
Available
Front Bench Seats:
N/A
Internet Radio:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
Available
Roof Rack:
Available
Trailer Hitch:
Available
Safety Features
Backup camera:
Standard
Blind Spot Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
Standard
Rear Seat Reminder:
Standard
360-Degree Camera:
Available
Driver Attention Monitoring:
Available
Safety Features
Backup camera:
Standard
Blind Spot Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
Standard
Rear Seat Reminder:
Standard
360-Degree Camera:
N/A
Driver Attention Monitoring:
N/A
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
Cargo Space, 2nd-row seat folded down:
Not yet available
Overall Interior Volume:
110.0 cubic feet
Interior Dimensions
Front Head Room:
39.8 inches
Front Leg Room:
41.2 inches
Front Shoulder Room:
58.3 inches
Rear Head Room:
39.1 inches
Rear Leg Room:
39.1 inches
Rear Shoulder Room:
57.4 inches
Cargo Space:
12.6 cubic feet
Cargo Space, 2nd-row seat folded down:
78.7 cubic feet
Overall Interior Volume:
Not yet available
Exterior Dimensions
Curb Weight:
4063 lbs
Width:
74 inches
Height:
58 inches
Length:
205.8 inches
Wheelbase:
122.4 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
4441 lbs
Width:
77.3 inches
Height:
69.9 inches
Length:
198.5 inches
Wheelbase:
112.7 inches
Ground Clearance:
6.7 inches
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.5 inches
Wheel Type:
painted aluminum alloy
Tire Size:
P245/45R19
Standard Wheel/Tire Information
Wheel Size:
20.0 inches
Wheel Type:
polished aluminum alloy
Tire Size:
P235/55R20
Exterior Colors
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
Brown
Not available
Exterior Colors
Black
Stellar Black Metallic
Gray
Manhattan Noir Metallic / Satin Steel Metallic / Shadow Metallic
Red
Garnet Metallic / Red Horizon Tintcoat
Silver
Radiant Silver Metallic
White
Crystal White Tricoat
Brown
Dark Mocha Metallic
Interior Colors
Beige
Sahara Beige w/Jet Black Accents
Black
Jet Black
Red
Not available
Interior Colors
Beige
Cirrus w/Dark Titanium Accent / Maple Sugar w/Jet Black Accent
Black
Jet Black w/Jet Black Accent
Red
Dark Auburn w/Jet Black Accent
