Audi A3 vs. Cadillac ATS
iSeeCars' unbiased and data-driven comparison of the Audi A3 and Cadillac ATS 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 Audi A3 and the Cadillac ATS.
When comparing the Audi A3's and the Cadillac ATS's specifications and ratings, the Audi A3 has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars, and fuel efficiency. The Cadillac ATS has the advantage in the areas of interior volume and base engine power. Based on this comparison of the Audi A3's and the Cadillac ATS's specifications and ratings, the two cars are fairly comparable.
Pricing: A used 2018 Audi A3 ranges from $14,322 to $24,993 while a used 2018 Cadillac ATS is priced between $14,998 to $25,496.
Engine Power and Fuel Efficiency Comparison: For engine performance, the Audi A3’s base engine makes 186 horsepower, and the Cadillac ATS base engine makes 272 horsepower. The A3 is rated to deliver an average of 29 miles per gallon, with a highway range of 462 miles. The ATS is rated to deliver an average of 25 miles per gallon, with a highway range of 496 miles.This gives the Audi A3 the advantage in fuel efficiency and the Cadillac ATS the advantage in maximum range. The A3 uses regular unleaded, and the ATS uses premium unleaded.
Passenger Space Comparison: The Cadillac ATS 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 shoulder room. The Audi A3, a compact car, has the advantage in the areas of rear leg room cargo space.
Safety Ratings: The Audi A3 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:
$31,950
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:
$35,495
Category Avg Starting MSRP:
(Luxury Compact Cars)
$42,046
Category Starting MSRP Range:
(Luxury Compact Cars)
$28,100 - $66,500
Used Car Pricing
Avg Used Car Price:
$19,929
Price Range:
$14,322 - $24,993
Category Avg Price:
(Luxury Compact Cars)
$26,145
Category Avg Price Range:
(Luxury Compact Cars)
$18,855 - $53,876
# Used Cars for Sale Nationally:
124
Avg Mileage of Used Cars for Sale:
66,514
# Good or Great Deals:
66
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:
73
Avg Mileage of Used Cars for Sale:
65,575
# Good or Great Deals:
31
Audi A3 Scores & Rankings
Overall Score:
8.2 / 10
Reliability:
7.1 / 10
Retained Value:
7.5 / 10
Safety:
10.0 / 10
Cadillac ATS Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
Not available
Safety:
Not available
iSeeCars Reliability Insights for Audi A3
Remaining Life Expectancy (years):
5.1
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:
3.6%
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%
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
2.4
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:
1.5
Typical Category Recalls:
(Luxury Compact Cars)
2.6
Category Range for Recalls:
(Luxury Compact Cars)
1.4 - 14.4
Audi A3 Rankings
Ranking
1 out of / 5Ranking
3 out of / 31Ranking
7 out of / 36Ranking
8 out of / 36Ranking
9 out of / 36Ranking
15 out of / 36Ranking
26 out of / 36Ranking
31 out of / 36Ranking
33 out of / 36Ranking
35 out of / 36Cadillac ATS Rankings
Available Body Styles
Convertible, Sedan
Available Body Styles
Coupe, Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Audi A3 Trim Levels
Not yet available
Cadillac ATS Trim Levels
Not yet available
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years
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):
5 out of 5 Stars
2025 NHTSA Overall Rating:
4 out of 5 Stars
2025 NHTSA Front Crash Overall Rating:
4 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
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
Base Drivetrain Specs
Horsepower:
186 hp @ 4400 rpm
Torque:
221 foot-lbs @ 1600 rpm
Power-to-Weight Ratio (higher is better):
0.058 hp per pound
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
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):
26 / 35 / 29
Range (city/hwy):
343 / 462 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):
22 / 31 / 25
Range (city/hwy):
352 / 496 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Alloy wheels:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Keyless Entry:
Standard
Leather Upholstery:
Standard
Power outlet:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Standard
Voice Recognition:
Standard
Adaptive Cruise Control:
Available
Android Auto:
Available
Apple CarPlay:
Available
Keyless Ignition:
Available
Navigation System:
Available
Paddle Shifters:
Available
Parking Sensors:
Available
Roadside assistance:
Available
Wifi:
Available
Air Suspension:
N/A
Automatic Parking:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
N/A
Front Bench Seats:
N/A
Heated Steering Wheel:
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
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Alloy wheels:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Available
Keyless Entry:
Standard
Leather Upholstery:
Standard
Power outlet:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Available
Voice Recognition:
Standard
Adaptive Cruise Control:
Available
Android Auto:
Standard
Apple CarPlay:
Standard
Keyless Ignition:
Standard
Navigation System:
Standard
Paddle Shifters:
Available
Parking Sensors:
Available
Roadside assistance:
Standard
Wifi:
Standard
Air Suspension:
N/A
Automatic Parking:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
N/A
Front Bench Seats:
N/A
Heated Steering Wheel:
Available
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
Wireless Smartphone Charging:
Standard
Safety Features
Backup camera:
Standard
Forward Collision Warning:
Standard
Blind Spot Monitoring:
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
Rear Seat Reminder:
N/A
Safety Features
Backup camera:
Standard
Forward Collision Warning:
Available
Blind Spot Monitoring:
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
Rear Seat Reminder:
Standard
Interior Dimensions
Front Head Room:
36.5 inches
Front Leg Room:
41.2 inches
Front Shoulder Room:
54.8 inches
Rear Head Room:
36.1 inches
Rear Leg Room:
35.1 inches
Rear Shoulder Room:
53 inches
Cargo Space:
12.3 cubic feet
Overall Interior Volume:
86.0 cubic feet
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
Exterior Dimensions
Curb Weight:
3197 lbs
Width:
77.2 inches
Height:
55.7 inches
Length:
175.5 inches
Wheelbase:
103.8 inches
Ground Clearance:
4.3 inches
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
Standard Wheel/Tire Information
Wheel Size:
17.0 x 7.5 inches
Wheel Type:
aluminum alloy
Tire Size:
225/45R17
Standard Wheel/Tire Information
Wheel Size:
17.0 x 8.0 inches
Wheel Type:
painted aluminum alloy
Tire Size:
P225/45R17
Exterior Colors
Black
Brilliant Black / Mythos Black Metallic
Blue
Cosmos Blue Metallic
Gray
Monsoon Gray Metallic / Nano Gray Metallic
Red
Tango Red Metallic
Silver
Florett Silver Metallic
White
Glacier White Metallic / Ibis White
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
Interior Colors
Black
Black
Brown
Chestnut Brown
Gray
Rock Gray/Gray
Interior Colors
Black
Jet Black w/Jet Black Accents
Brown
Not available
Gray
Light Platinum w/Jet Black Accents
