2017 BMW 3 Series vs. 2018 BMW 3 Series
iSeeCars' unbiased and data-driven comparison of the 2017 BMW 3 Series and 2018 BMW 3 Series 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 2017 BMW 3 Series and the 2018 BMW 3 Series.
When we compare the 2017 BMW 3 Series's and the 2018 BMW 3 Series's specifications and ratings, the 2017 BMW 3 Series has the advantage in the area of typical lower range of pricing for used cars. The 2018 BMW 3 Series has the advantage in the area of interior volume. The 2017 BMW 3 Series and 2018 BMW 3 Series have the same fuel efficiency, overall quality score and base engine power. Based on this comparison of the 2017 BMW 3 Series's and the 2018 BMW 3 Series's specifications and ratings, the two cars are fairly comparable.
Pricing: A used 2017 BMW 3 Series ranges from $12,800 to $26,991 while a used 2018 BMW 3 Series is priced between $14,989 to $31,989.
Resale/Retained Value: Looking at the 5-year depreciation rate, the 2017 BMW 3 Series and the 2018 BMW 3 Series both lose 50.1 percent of their value.
Quality Rating: The iSeeCars Overall Quality rating for the BMW 3 Series is 8.6 out of 10. BMW 3 Series is ranked 3 out of 36 Best Luxury Small Cars based on its reliability, retained value, and safety ratings.
Reliability Rating: iSeeCars' Reliability Rating for the BMW 3 Series is 8.4 out of 10.
Engine Power and Fuel Efficiency Comparison: For engine performance, the base engine of both the 2017 BMW 3 Series and the 2018 BMW 3 Series makes 180 horsepower. Both the 3 Series and the 3 Series are rated to deliver an average of 28 miles per gallon, with a highway range of 553 miles. Both models use premium unleaded.
Passenger Space Comparison: While both models are compact cars, the 2017 BMW 3 Series has the advantage of offering more interior volume, reflected in more The 2018 BMW 3 Series has the advantage in the area of
Safety Ratings: The BMW 3 Series 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:
$33,450
Category Avg Starting MSRP:
(Luxury Compact Cars)
$39,910
Category Starting MSRP Range:
(Luxury Compact Cars)
$21,065 - $64,000
New Car Pricing
Asking Price:
-
Starting MSRP:
$34,900
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:
$18,575
Price Range:
$12,800 - $26,991
Category Avg Price:
(Luxury Compact Cars)
$22,554
Category Avg Price Range:
(Luxury Compact Cars)
$12,380 - $46,213
# Used Cars for Sale Nationally:
318
Avg Mileage of Used Cars for Sale:
80,035
# Good or Great Deals:
139
Used Car Pricing
Avg Used Car Price:
$21,466
Price Range:
$14,989 - $31,989
Category Avg Price:
(Luxury Compact Cars)
$26,145
Category Avg Price Range:
(Luxury Compact Cars)
$18,855 - $53,876
# Used Cars for Sale Nationally:
333
Avg Mileage of Used Cars for Sale:
71,000
# Good or Great Deals:
150
BMW 3 Series Scores & Rankings
Overall Score:
8.6 / 10
Reliability:
8.4 / 10
Retained Value:
7.4 / 10
Safety:
10.0 / 10
BMW 3 Series Scores & Rankings
Overall Score:
8.6 / 10
Reliability:
8.4 / 10
Retained Value:
7.4 / 10
Safety:
10.0 / 10
iSeeCars Reliability Insights for 2017 BMW 3 Series
Remaining Life Expectancy (years):
3.4
Typical Category Remaining Life Expectancy:
(Luxury Compact Cars)
4.2
Category Remaining Life Expectancy Range:
(Luxury Compact Cars)
1.7 - 7.4
Chance of Reaching 200k Miles for a New Car:
12.5%
iSeeCars Reliability Insights for 2018 BMW 3 Series
Remaining Life Expectancy (years):
4.4
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:
12.5%
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
6.2
Typical Category Recalls:
(Luxury Compact Cars)
2.7
Category Range for Recalls:
(Luxury Compact Cars)
0.9 - 9
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
14.4
Typical Category Recalls:
(Luxury Compact Cars)
2.6
Category Range for Recalls:
(Luxury Compact Cars)
1.4 - 14.4
BMW 3 Series Rankings
Ranking
3 out of / 36Ranking
3 out of / 36Ranking
3 out of / 36Ranking
6 out of / 36Ranking
6 out of / 12Ranking
10 out of / 36Ranking
12 out of / 36Ranking
14 out of / 31Ranking
18 out of / 36Ranking
30 out of / 36BMW 3 Series Rankings
Ranking
3 out of / 36Ranking
3 out of / 36Ranking
3 out of / 36Ranking
6 out of / 36Ranking
6 out of / 12Ranking
10 out of / 36Ranking
12 out of / 36Ranking
14 out of / 31Ranking
18 out of / 36Ranking
30 out of / 36Available Body Styles
Hatchback, Sedan, Wagon
Available Body Styles
Hatchback, Sedan, Wagon
Available Drivetrain Options
Diesel, Gasoline, Plug-In Hybrid
Available Drivetrain Options
Diesel, Gasoline, Plug-In Hybrid
2017 BMW 3 Series 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
2025 NHTSA Overall Rating:
5 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:
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:
4 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:
180 hp @ 5000 rpm
Torque:
200 foot-lbs @ 1250 rpm
Power-to-Weight Ratio (higher is better):
0.053 hp per pound
Base Drivetrain Specs
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:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
23 / 35 / 28
Range (city/hwy):
363 / 553 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:
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
Alloy wheels:
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
Adaptive Cruise Control:
Available
Apple CarPlay:
Available
Automatic Parking:
Available
Heated Seats
Available
Heated Steering Wheel:
Available
Paddle Shifters:
Available
Parking Sensors:
Available
Sunroof/Moonroof:
Available
Voice Recognition:
Available
Wifi:
Available
Wireless Smartphone Charging:
Available
Air Suspension:
N/A
Android Auto:
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
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
Adaptive Cruise Control:
Available
Apple CarPlay:
Available
Automatic Parking:
Available
Heated Seats
Available
Heated Steering Wheel:
Available
Paddle Shifters:
Standard
Parking Sensors:
Available
Sunroof/Moonroof:
Available
Voice Recognition:
Standard
Wifi:
Available
Wireless Smartphone Charging:
Available
Air Suspension:
N/A
Android Auto:
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
Safety Features
360-Degree Camera:
N/A
Backup camera:
N/A
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Safety Features
360-Degree Camera:
N/A
Backup camera:
Standard
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
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:
96.0 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:
3370 lbs
Width:
80 inches
Height:
56.3 inches
Length:
182.8 inches
Wheelbase:
110.6 inches
Ground Clearance:
Not yet available
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:
225/50R17
Standard Wheel/Tire Information
Wheel Size:
17.0 x 7.5 inches
Wheel Type:
aluminum alloy
Tire Size:
225/50R17
Exterior Colors
Black
Black Sapphire Metallic / Jet Black
Blue
Imperial Blue Metallic / Mediterranean Blue Metallic
Brown
Jatoba Brown Metallic
Gray
Mineral Grey Metallic / Platinum Silver Metallic
Red
Melbourne Red Metallic
Silver
Glacier Silver Metallic
White
Alpine White / Mineral White Metallic
Orange
Not available
Exterior Colors
Black
Black Sapphire Metallic / Jet Black
Blue
Mediterranean Blue Metallic
Brown
Jatoba Brown Metallic
Gray
Mineral Grey Metallic / Platinum Silver Metallic
Red
Melbourne Red Metallic
Silver
Glacier Silver Metallic
White
Alpine White / Mineral White Metallic
Orange
Sunset Orange Metallic
Interior Colors
Beige
Venetian Beige/Black
Black
Black
Gray
Oyster
Interior Colors
Beige
Venetian Beige/Black
Black
Black
Gray
Oyster
