Cadillac XTS vs. INFINITI Q50
iSeeCars' unbiased and data-driven comparison of the Cadillac XTS and INFINITI Q50 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 XTS and the INFINITI Q50.
When comparing the Cadillac XTS's and the INFINITI Q50's specifications and ratings, the Cadillac XTS has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars, interior volume and base engine power. The INFINITI Q50 has the advantage in the areas of fuel efficiency and resale value. Based on this comparison of the Cadillac XTS's and the INFINITI Q50's specifications and ratings, the Cadillac XTS is a better car than the INFINITI Q50.
Pricing: A used 2019 Cadillac XTS ranges from $16,036 to $31,130 while a used 2019 INFINITI Q50 is priced between $17,999 to $32,259.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the Cadillac XTS loses 60.2 percent of its value and the INFINITI Q50 loses 51.7 percent of its value. This means the INFINITI Q50 retains 8.5 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 XTS’s base engine makes 304 horsepower, and the INFINITI Q50 base engine makes 208 horsepower. The XTS is rated to deliver an average of 22 miles per gallon, with a highway range of 532 miles. The Q50 is rated to deliver an average of 25 miles per gallon, with a highway range of 600 miles. This gives the INFINITI Q50 the fuel efficiency and maximum range advantage over the Cadillac XTS. The XTS uses regular unleaded, and the Q50 uses premium unleaded.
Passenger Space Comparison: The Cadillac XTS has the advantage of offering more interior volume, reflected in more front shoulder room, rear head room, rear shoulder room, rear leg room, and cargo space. The INFINITI Q50 has the advantage in the areas of front head room and front leg room.
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:
$46,895
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:
$35,550
Category Avg Starting MSRP:
(Luxury Compact Cars)
$42,984
Category Starting MSRP Range:
(Luxury Compact Cars)
$25,900 - $74,200
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:
73
Avg Mileage of Used Cars for Sale:
77,019
# Good or Great Deals:
32
Used Car Pricing
Avg Used Car Price:
$24,504
Price Range:
$17,999 - $32,259
Category Avg Price:
(Luxury Compact Cars)
$29,968
Category Avg Price Range:
(Luxury Compact Cars)
$21,546 - $52,107
# Used Cars for Sale Nationally:
145
Avg Mileage of Used Cars for Sale:
60,801
# Good or Great Deals:
50
Cadillac XTS Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
6.7 / 10
Safety:
10.0 / 10
INFINITI Q50 Scores & Rankings
Overall Score:
7.2 / 10
Reliability:
7.2 / 10
Retained Value:
7.3 / 10
Safety:
Not available
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%
iSeeCars Reliability Insights for INFINITI Q50
Remaining Life Expectancy (years):
5.5
Typical Category Remaining Life Expectancy:
(Luxury Compact Cars)
5.8
Category Remaining Life Expectancy Range:
(Luxury Compact Cars)
3.1 - 9.4
Chance of Reaching 200k Miles for a New Car:
5.2%
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
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
1.6
Typical Category Recalls:
(Luxury Compact Cars)
3.5
Category Range for Recalls:
(Luxury Compact Cars)
0.9 - 22.4
Cadillac XTS Rankings
Ranking
14 out of / 24Ranking
14 out of / 24Ranking
20 out of / 24INFINITI Q50 Rankings
Ranking
3 out of / 36Ranking
5 out of / 12Ranking
8 out of / 36Ranking
9 out of / 36Ranking
10 out of / 31Ranking
13 out of / 36Ranking
14 out of / 36Ranking
21 out of / 36Ranking
33 out of / 36Available Body Styles
Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Cadillac XTS Trim Levels
Luxury, Platinum, Platinum V-Sport, Premium Luxury, Standard
INFINITI Q50 Trim Levels
2.0T Pure, 3.0T Luxe, 3.0T Signature Edition, 3.0T Sport, Red Sport 400
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 / 60000 miles
Warranty, Powertrain:
6 years / 70000 miles
Warranty, Roadside Assistance:
4 years
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
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2025 NHTSA Overall Rating:
5 out of 5 Stars
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
5 out of 5 Stars
IIHS Safety Rating:
Not yet available
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
Base Drivetrain Specs
Horsepower:
208 hp @ 5500 rpm
Torque:
258 foot-lbs @ 1500 rpm
Power-to-Weight Ratio (higher is better):
0.057 hp per pound
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
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):
23 / 30 / 25
Range (city/hwy):
460 / 600 miles
Recommended Fuel Type:
Premium 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
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
Air Suspension:
Available
Automatic Parking:
Available
Cooled/Ventilated Seats:
Available
Heated Seats
Available
Heated Steering Wheel:
Available
Massage Seats:
Available
Sunroof/Moonroof:
Available
Captain's seat:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Paddle Shifters:
N/A
Panoramic Sunroof/Moonroof
N/A
Power Lift Gate:
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
N/A
Apple CarPlay:
N/A
Bench Seats:
Standard
Bluetooth:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Available
Parking Sensors:
Available
Power outlet:
Standard
Roadside assistance:
Available
Satellite radio:
Standard
Voice Recognition:
Standard
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Adaptive Cruise Control:
Available
Air Suspension:
N/A
Automatic Parking:
N/A
Cooled/Ventilated Seats:
N/A
Heated Seats
Available
Heated Steering Wheel:
Available
Massage Seats:
N/A
Sunroof/Moonroof:
Available
Captain's seat:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Paddle Shifters:
Available
Panoramic Sunroof/Moonroof
N/A
Power Lift Gate:
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Safety Features
Backup camera:
Standard
360-Degree Camera:
Available
Blind Spot Monitoring:
Available
Forward Collision Warning:
Available
Lane Departure Warning:
Available
Lane Keeping Assist:
Available
Rear Cross-Traffic Alert:
Available
Driver Attention Monitoring:
N/A
Pedestrian Detection:
N/A
Rear Seat Reminder:
N/A
Safety Features
Backup camera:
Standard
360-Degree Camera:
Available
Blind Spot Monitoring:
Available
Forward Collision Warning:
Standard
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Rear Cross-Traffic Alert:
Available
Driver Attention Monitoring:
N/A
Pedestrian Detection:
N/A
Rear Seat Reminder:
N/A
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
Interior Dimensions
Front Head Room:
40.2 inches
Front Leg Room:
44.5 inches
Front Shoulder Room:
56.7 inches
Rear Head Room:
37.5 inches
Rear Leg Room:
35.1 inches
Rear Shoulder Room:
56.1 inches
Cargo Space:
13.2 cubic feet
Overall Interior Volume:
101.5 cubic feet
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
Exterior Dimensions
Curb Weight:
3671 lbs
Width:
71.8 inches
Height:
57.2 inches
Length:
189.6 inches
Wheelbase:
112.2 inches
Ground Clearance:
5 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:
17.0 x 7.5 inches
Wheel Type:
aluminum alloy
Tire Size:
225/55R17
Exterior Colors
Beige
Bronze Dune Metallic
Black
Black Raven / Stellar Black Metallic
Blue
Dark Adriatic Blue Metallic
Gray
Phantom Gray Metallic / Stone Gray Metallic
Red
Red Horizon Tintcoat
Silver
Radiant Silver Metallic
White
Crystal White Tricoat
Exterior Colors
Beige
Not available
Black
Black Obsidian
Blue
Not available
Gray
Graphite Shadow
Red
Not available
Silver
Liquid Platinum
White
Pure White
Interior Colors
Beige
Shale w/Jet Black Accents
Black
Jet Black
Interior Colors
Beige
Not available
Black
Graphite