Cadillac ATS vs. Audi A6
iSeeCars' unbiased and data-driven comparison of the Cadillac ATS and Audi A6 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 ATS and the Audi A6.
In comparing the Cadillac ATS's and the Audi A6's specifications and ratings, the Cadillac ATS has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars and base engine power. The Audi A6 has the advantage in the areas of fuel efficiency and interior volume. Based on this comparison of the Cadillac ATS's and the Audi A6's specifications and ratings, the two cars are fairly comparable.
Pricing: A used 2018 Cadillac ATS ranges from $14,998 to $25,496 while a used 2018 Audi A6 is priced between $16,992 to $30,000.
Engine Power and Fuel Efficiency Comparison: For engine performance, the Cadillac ATS’s base engine makes 272 horsepower, and the Audi A6 base engine makes 252 horsepower. The ATS is rated to deliver an average of 25 miles per gallon, with a highway range of 496 miles. The A6 is rated to deliver an average of 28 miles per gallon, with a highway range of 673 miles. This gives the Audi A6 the fuel efficiency and maximum range advantage over the Cadillac ATS. Both models use premium unleaded.
Passenger Space Comparison: The Audi A6 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 Cadillac ATS has the advantage in the areas of front head room and front leg room.
Safety Ratings: The Audi A6 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:
$35,495
Category Avg Starting MSRP:
(Luxury Compact Cars)
$42,046
Category Starting MSRP Range:
(Luxury Compact Cars)
$28,100 - $66,500
New Car Pricing
Asking Price:
-
Starting MSRP:
$49,700
Category Avg Starting MSRP:
(Luxury Midsize Cars)
$57,329
Category Starting MSRP Range:
(Luxury Midsize Cars)
$24,990 - $119,800
Used Car Pricing
Avg Used Car Price:
$20,101
Price Range:
$14,998 - $25,496
Category Avg Price:
(Luxury Compact Cars)
$26,145
Category Avg Price Range:
(Luxury Compact Cars)
$18,855 - $53,876
# Used Cars for Sale Nationally:
83
Avg Mileage of Used Cars for Sale:
67,776
# Good or Great Deals:
43
Used Car Pricing
Avg Used Car Price:
$23,748
Price Range:
$16,992 - $30,000
Category Avg Price:
(Luxury Midsize Cars)
$31,667
Category Avg Price Range:
(Luxury Midsize Cars)
$18,314 - $65,017
# Used Cars for Sale Nationally:
128
Avg Mileage of Used Cars for Sale:
71,552
# Good or Great Deals:
61
Cadillac ATS Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
Not available
Safety:
Not available
Audi A6 Scores & Rankings
Overall Score:
8.4 / 10
Reliability:
8.3 / 10
Retained Value:
6.9 / 10
Safety:
10.0 / 10
iSeeCars Reliability Insights for Cadillac ATS
Remaining Life Expectancy (years):
6.1
Typical Category Remaining Life Expectancy:
(Luxury Compact Cars)
5.1
Category Remaining Life Expectancy Range:
(Luxury Compact Cars)
2.1 - 8.4
Chance of Reaching 200k Miles for a New Car:
8.9%
iSeeCars Reliability Insights for Audi A6
Remaining Life Expectancy (years):
3.6
Typical Category Remaining Life Expectancy:
(Luxury Midsize Cars)
5.4
Category Remaining Life Expectancy Range:
(Luxury Midsize Cars)
2 - 8.6
Chance of Reaching 200k Miles for a New Car:
4%
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
1.5
Typical Category Recalls:
(Luxury Compact Cars)
2.6
Category Range for Recalls:
(Luxury Compact Cars)
1.4 - 14.4
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
2.5
Typical Category Recalls:
(Luxury Midsize Cars)
1.9
Category Range for Recalls:
(Luxury Midsize Cars)
1 - 27.9
Cadillac ATS Rankings
Not yet available
Audi A6 Rankings
Ranking
1 out of / 8Ranking
2 out of / 29Ranking
3 out of / 9Ranking
6 out of / 29Ranking
6 out of / 29Ranking
8 out of / 29Ranking
8 out of / 20Ranking
16 out of / 29Ranking
17 out of / 29Ranking
21 out of / 29Ranking
26 out of / 29Available Body Styles
Coupe, Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Cadillac ATS Trim Levels
Not yet available
Audi A6 Trim Levels
2.0T Premium, 2.0T Premium Plus, 2.0T quattro Premium, 2.0T quattro Premium Plus, 2.0T quattro Sport, 2.0T Sport, 3.0T quattro Premium, 3.0T quattro Premium Plus, 3.0T quattro Prestige, 3.0T quattro 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:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years
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:
5 out of 5 Stars
2025 NHTSA Side Crash Overall Rating:
5 out of 5 Stars
2025 NHTSA Rollover Rating:
5 out of 5 Stars
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
5 out of 5 Stars
2025 NHTSA Overall Rating:
5 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:
5 out of 5 Stars
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
272 hp @ 5500 rpm
Torque:
295 foot-lbs @ 3000 rpm
Power-to-Weight Ratio (higher is better):
0.081 hp per pound
Base Drivetrain Specs
Horsepower:
252 hp @ 5000 rpm
Torque:
273 foot-lbs @ 1600 rpm
Power-to-Weight Ratio (higher is better):
0.066 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):
22 / 31 / 25
Range (city/hwy):
352 / 496 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
FWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
25 / 34 / 28
Range (city/hwy):
495 / 673 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
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Heated Seats
Available
Heated Steering Wheel:
Available
Paddle Shifters:
Available
Parking Sensors:
Available
Sunroof/Moonroof:
Available
Air Suspension:
N/A
Automatic Parking:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Massage Seats:
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:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Adaptive Cruise Control:
Available
Heated Seats
Standard
Heated Steering Wheel:
Available
Paddle Shifters:
Standard
Parking Sensors:
Standard
Sunroof/Moonroof:
Standard
Air Suspension:
N/A
Automatic Parking:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
Available
Front Bench Seats:
N/A
Internet Radio:
N/A
Massage Seats:
Available
Panoramic Sunroof/Moonroof
N/A
Power Lift Gate:
Available
Quad Seats:
N/A
Roof Rack:
Available
Trailer Hitch:
N/A
Safety Features
Backup camera:
Standard
Rear Seat Reminder:
Standard
Blind Spot Monitoring:
Available
Forward Collision Warning:
Available
Lane Departure Warning:
Available
Lane Keeping Assist:
Available
Rear Cross-Traffic Alert:
Available
360-Degree Camera:
N/A
Driver Attention Monitoring:
N/A
Pedestrian Detection:
N/A
Safety Features
Backup camera:
Standard
Rear Seat Reminder:
N/A
Blind Spot Monitoring:
Available
Forward Collision Warning:
Standard
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Rear Cross-Traffic Alert:
N/A
360-Degree Camera:
Available
Driver Attention Monitoring:
N/A
Pedestrian Detection:
N/A
Interior Dimensions
Front Head Room:
38.6 inches
Front Leg Room:
42.5 inches
Front Shoulder Room:
55.2 inches
Rear Head Room:
36.8 inches
Rear Leg Room:
33.5 inches
Rear Shoulder Room:
53.9 inches
Cargo Space:
10.4 cubic feet
Overall Interior Volume:
91.0 cubic feet
Interior Dimensions
Front Head Room:
37.2 inches
Front Leg Room:
41.3 inches
Front Shoulder Room:
57.5 inches
Rear Head Room:
37.8 inches
Rear Leg Room:
37.4 inches
Rear Shoulder Room:
56.3 inches
Cargo Space:
14.1 cubic feet
Overall Interior Volume:
97.2 cubic feet
Exterior Dimensions
Curb Weight:
3373 lbs
Width:
71.1 inches
Height:
55.9 inches
Length:
182.8 inches
Wheelbase:
109.3 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
3803 lbs
Width:
82.1 inches
Height:
57.8 inches
Length:
194.2 inches
Wheelbase:
114.6 inches
Ground Clearance:
4.6 inches
Standard Wheel/Tire Information
Wheel Size:
17.0 x 8.0 inches
Wheel Type:
painted aluminum alloy
Tire Size:
P225/45R17
Standard Wheel/Tire Information
Wheel Size:
18.0 x 8.0 inches
Wheel Type:
aluminum alloy
Tire Size:
245/45R18
Exterior Colors
Black
Black Raven / Stellar Black Metallic
Blue
Dark Adriatic Blue Metallic / Midnight Sky Metallic
Gray
Phantom Gray Metallic / Satin Steel Metallic
Red
Red Obsession Tintcoat
Silver
Radiant Silver Metallic / Silver Moonlight Metallic
White
Crystal White Tricoat
Brown
Not available
Exterior Colors
Black
Brilliant Black / Mythos Black Metallic
Blue
Moonlight Blue Metallic
Gray
Tornado Gray Metallic
Red
Matador Red Metallic
Silver
Florett Silver Metallic
White
Glacier White Metallic / Ibis White
Brown
Java Brown Metallic
Interior Colors
Black
Jet Black w/Jet Black Accents
Gray
Light Platinum w/Jet Black Accents
Beige
Not available
Brown
Not available
Interior Colors
Black
Black
Gray
Flint Gray
Beige
Atlas Beige
Brown
Nougat Brown