2018 Audi A3 vs. 2018 BMW 3 Series
When we compare the 2018 Audi A3's and the 2018 BMW 3 Series's specifications and ratings, the 2018 Audi A3 has the advantage in the areas of typical lower range of pricing for used cars, and fuel efficiency, resale value, overall quality score and base engine power. The 2018 BMW 3 Series has the advantage in the areas of reliability and interior volume. Based on this comparison of the 2018 Audi A3's and the 2018 BMW 3 Series's specifications and ratings, the 2018 Audi A3 is a better car than the 2018 BMW 3 Series.
2018 Audi A3 vs. 2018 BMW 3 Series Pricing
A used 2018 Audi A3 ranges from $16,973 to $26,993 while a used 2018 BMW 3 Series is priced between $17,002 to $34,544.
2018 Audi A3 vs. 2018 BMW 3 Series Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the 2018 Audi A3 loses 48.8 percent of its value and the 2018 BMW 3 Series loses 52.3 percent of its value. This means the 2018 Audi A3 retains 3.5 percentage points more of its value and has the advantage of higher resale value versus the 2018 BMW 3 Series.
2018 Audi A3 vs. 2018 BMW 3 Series Quality Rating
The iSeeCars Overall Quality rating for the Audi A3 is 8.7 out of 10 while the BMW 3 Series' quality rating is 8.7 out of 10. This results in the Audi A3 being ranked 8 out of 36 Best Luxury Small Cars and the BMW 3 Series being ranked 6 out of 36. Out of 30 Best Luxury Compact Cars, the Audi A3 is ranked 8 and the BMW 3 Series is ranked 6.
2018 Audi A3 vs. 2018 BMW 3 Series Reliability Rating
iSeeCars’ Reliability Rating for the Audi A3 is 8.0 out of 10. For the BMW 3 Series the reliability rating is 8.4 out of 10. This gives the BMW 3 Series a slight advantage in reliability compared to the Audi A3.
Engine Power and Fuel Efficiency Comparison
For engine performance, the 2018 Audi A3’s base engine makes 186 horsepower, and the 2018 BMW 3 Series base engine makes 180 horsepower. The A3 is rated to deliver an average of 29 miles per gallon, with a highway range of 462 miles. The 3 Series is rated to deliver an average of 28 miles per gallon, with a highway range of 553 miles.This gives the 2018 Audi A3 the advantage in fuel efficiency and the 2018 BMW 3 Series the advantage in maximum range. The A3 uses regular unleaded, and the 3 Series uses premium unleaded.
Passenger Space Comparison
While both models are compact cars, the 2018 BMW 3 Series has the advantage of offering more interior volume, reflected in more front head room, front shoulder room, front leg room, rear head room, rear shoulder room, and cargo space. The 2018 Audi A3 and 2018 BMW 3 Series are comparable in regards to rear leg room.
Safety Ratings Comparison
When comparing crash test ratings from NHTSA, both the 2018 Audi A3 and the 2018 BMW 3 Series have the same average safety rating of 5 out of 5 Stars.
Pricing
New Asking Price:
-
Used Asking Price:
16973 - 26993
5-Year Depreciation (lower is better):
0.487828
Pricing
New Asking Price:
-
Used Asking Price:
17002 - 34544
5-Year Depreciation (lower is better):
0.522554
Audi A3 Scores & Rankings
Overall Score:
8.719707 / 10
Reliability:
7.959123 / 10
Retained Value:
8.2 / 10
Safety:
10.0 / 10
BMW 3 Series Scores & Rankings
Overall Score:
8.686143 / 10
Reliability:
8.358429 / 10
Retained Value:
7.7 / 10
Safety:
10.0 / 10
Audi A3 Rankings
Ranking
1 out of / 10Ranking
3 out of / 31Ranking
3 out of / 26Ranking
4 out of / 21Ranking
4 out of / 15Ranking
8 out of / 36Ranking
8 out of / 30Ranking
10 out of / 36Ranking
15 out of / 30Ranking
21 out of / 36Ranking
28 out of / 30Ranking
30 out of / 30Ranking
30 out of / 30Ranking
31 out of / 36Ranking
32 out of / 36Ranking
35 out of / 36BMW 3 Series Rankings
Ranking
2 out of / 21Ranking
2 out of / 15Ranking
6 out of / 36Ranking
6 out of / 36Ranking
6 out of / 30Ranking
6 out of / 10Ranking
9 out of / 30Ranking
10 out of / 30Ranking
11 out of / 36Ranking
12 out of / 36Ranking
12 out of / 26Ranking
14 out of / 31Ranking
15 out of / 30Ranking
17 out of / 36Ranking
25 out of / 30Ranking
31 out of / 36Available Body Styles
Convertible, Sedan
Available Body Styles
Hatchback, Sedan, Wagon
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Diesel, Gasoline, Plug-In Hybrid
2018 Audi A3 Trim Levels
Not yet available
2018 BMW 3 Series 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:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years
Safety Ratings
NHTSA Safety Rating (last 5 year average):
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
IIHS Safety Rating:
Not yet available
Base Drivetrain Specifications
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 Specifications
Horsepower:
180 hp @ 5000 rpm
Torque:
200 foot-lbs @ 1250 rpm
Power-to-Weight Ratio (higher is better):
0.053 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):
24 / 35 / 28
Range (city/hwy):
379 / 553 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Heated Seats
Standard
Heated Steering Wheel:
Standard
Keyless Entry:
Standard
Leather Upholstery:
Standard
Sunroof/Moonroof:
Standard
Adaptive Cruise Control:
Available
Android Auto:
Available
Apple Car Play:
Available
Keyless Ignition:
Available
Navigation System:
Available
Cooled/Ventilated Seats:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Heated Seats
Available
Heated Steering Wheel:
Available
Keyless Entry:
Standard
Leather Upholstery:
Standard
Sunroof/Moonroof:
Available
Adaptive Cruise Control:
Available
Android Auto:
N/A
Apple Car Play:
Available
Keyless Ignition:
Standard
Navigation System:
Standard
Cooled/Ventilated Seats:
N/A
Wireless Smartphone Charging:
Available
Safety Equipment
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 Equipment
Forward Collision Warning:
N/A
Blind Spot Monitoring:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Rear Cross-Traffic Alert:
N/A
360-Degree Camera:
N/A
Driver Attention Monitoring:
N/A
Pedestrian Detection:
N/A
Rear Seat Reminder:
N/A
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:
40.3 inches
Front Leg Room:
42 inches
Front Shoulder Room:
55.1 inches
Rear Head Room:
37.7 inches
Rear Leg Room:
35.1 inches
Rear Shoulder Room:
55.1 inches
Cargo Space:
13 cubic feet
Overall Interior Volume:
96.2 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:
3370 lbs
Width:
80 inches
Height:
56.3 inches
Length:
182.8 inches
Wheelbase:
110.6 inches
Ground Clearance:
5.5 inches
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 7.5 inches
Wheel Type:
aluminum alloy
Tire Size:
225/50R17