2020 Porsche 911 vs. 2020 BMW M4
When comparing the 2020 Porsche 911's and the 2020 BMW M4's specifications and ratings, the 2020 Porsche 911 has the advantage in the areas of reliability, resale value and overall quality score. The 2020 BMW M4 has the advantage in the areas of typical lower range of pricing for used cars and base engine power. The 2020 Porsche 911 and 2020 BMW M4 have the same fuel efficiency. Based on this comparison of the 2020 Porsche 911's and the 2020 BMW M4's specifications and ratings, the 2020 Porsche 911 is a better car than the 2020 BMW M4.
2020 Porsche 911 vs. 2020 BMW M4 Pricing
A used 2020 Porsche 911 ranges from $114,998 to $154,994 while a used 2020 BMW M4 is priced between $53,502 to $69,993.
2020 Porsche 911 vs. 2020 BMW M4 Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the 2020 Porsche 911 loses 26.7 percent of its value and the 2020 BMW M4 loses 43.7 percent of its value. This means the 2020 Porsche 911 retains 17 percentage points more of its value and has the advantage of higher resale value versus the 2020 BMW M4.
2020 Porsche 911 vs. 2020 BMW M4 Quality Rating
The iSeeCars Overall Quality rating for the Porsche 911 is 8.2 out of 10 while the BMW M4's quality rating is 6.9 out of 10. This results in the Porsche 911 being ranked 2 out of 26 Best Luxury Convertibles and the BMW M4 being ranked 17 out of 26. Out of 40 Best Luxury Sports Cars, the Porsche 911 is ranked 5 and the BMW M4 is ranked 27.
2020 Porsche 911 vs. 2020 BMW M4 Reliability Rating
iSeeCars’ Reliability Rating for the Porsche 911 is 7.9 out of 10. For the BMW M4 the reliability rating is 7.2 out of 10. This gives the Porsche 911 a slight advantage in reliability compared to the BMW M4.
Engine Power and Fuel Efficiency Comparison
For engine performance, the 2020 Porsche 911’s base engine makes 379 horsepower, and the 2020 BMW M4 base engine makes 425 horsepower. Both the 911 and the M4 are rated to deliver an average of 20 miles per gallon, with highway ranges of 406 and 395 miles respectively. Both models use premium unleaded.
Pricing
New Asking Price:
-
Used Asking Price:
114998 - 154994
5-Year Depreciation (lower is better):
0.26718
Pricing
New Asking Price:
-
Used Asking Price:
53502 - 69993
5-Year Depreciation (lower is better):
0.437019
Porsche 911 Scores & Rankings
Overall Score:
8.193415 / 10
Reliability:
7.88683 / 10
Retained Value:
8.5 / 10
Safety:
Not available
BMW M4 Scores & Rankings
Overall Score:
6.9 / 10
Reliability:
7.2 / 10
Retained Value:
6.6 / 10
Safety:
Not available
Porsche 911 Rankings
Ranking
1 out of / 26Ranking
2 out of / 40Ranking
2 out of / 26Ranking
2 out of / 26Ranking
2 out of / 26Ranking
2 out of / 19Ranking
4 out of / 40Ranking
5 out of / 40Ranking
5 out of / 23Ranking
6 out of / 40Ranking
8 out of / 26Ranking
9 out of / 40Ranking
15 out of / 18Ranking
23 out of / 30BMW M4 Rankings
Ranking
1 out of / 40Ranking
1 out of / 26Ranking
3 out of / 26Ranking
4 out of / 40Ranking
11 out of / 18Ranking
12 out of / 26Ranking
14 out of / 19Ranking
17 out of / 26Ranking
17 out of / 26Ranking
18 out of / 30Ranking
19 out of / 23Ranking
21 out of / 40Ranking
22 out of / 40Ranking
22 out of / 26Ranking
27 out of / 40Ranking
36 out of / 40Available Body Styles
Convertible, Coupe
Available Body Styles
Convertible, Coupe
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
2020 Porsche 911 Trim Levels
Carrera, Carrera 4, Carrera 4S, Carrera S
2020 BMW M4 Trim Levels
Base, CS
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years / 50000 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
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
IIHS Safety Rating:
Not yet available
Base Drivetrain Specifications
Horsepower:
379 hp @ 6500 rpm
Torque:
331 foot-lbs @ 1950 rpm
Power-to-Weight Ratio (higher is better):
0.108 hp per pound
Base Drivetrain Specifications
Horsepower:
425 hp @ 5500 rpm
Torque:
406 foot-lbs @ 1850 rpm
Power-to-Weight Ratio (higher is better):
0.103 hp per pound
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
Flat/Horizontally Opposed
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
17 / 24 / 20
Range (city/hwy):
287 / 406 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
Inline
Number of Cylinders:
6
Transmission:
Manual
Standard/Optional Drivetrain Type:
RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
17 / 25 / 20
Range (city/hwy):
269 / 395 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Apple Car Play:
Standard
Heated Seats
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Adaptive Cruise Control:
Available
Cooled/Ventilated Seats:
Available
Android Auto:
N/A
Heated Steering Wheel:
N/A
Sunroof/Moonroof:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Apple Car Play:
Standard
Heated Seats
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Adaptive Cruise Control:
N/A
Cooled/Ventilated Seats:
N/A
Android Auto:
N/A
Heated Steering Wheel:
N/A
Sunroof/Moonroof:
N/A
Wireless Smartphone Charging:
Available
Safety Equipment
Forward Collision Warning:
Standard
360-Degree Camera:
N/A
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
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 Equipment
Forward Collision Warning:
Standard
360-Degree Camera:
N/A
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Lane Departure Warning:
Standard
Lane Keeping Assist:
N/A
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
Standard
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
Not yet available
Front Leg Room:
Not yet available
Front Shoulder Room:
Not yet available
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
4.6 cubic feet
Overall Interior Volume:
Not yet available
Interior Dimensions
Front Head Room:
40.4 inches
Front Leg Room:
42.2 inches
Front Shoulder Room:
55.3 inches
Rear Head Room:
37.1 inches
Rear Leg Room:
33.1 inches
Rear Shoulder Room:
49.8 inches
Cargo Space:
7.9 cubic feet
Overall Interior Volume:
91.0 cubic feet
Exterior Dimensions
Curb Weight:
3508 lbs
Width:
79.7 inches
Height:
51.1 inches
Length:
177.9 inches
Wheelbase:
96.5 inches
Ground Clearance:
4.6 inches
Exterior Dimensions
Curb Weight:
4110 lbs
Width:
79.3 inches
Height:
54.6 inches
Length:
184.5 inches
Wheelbase:
110.7 inches
Ground Clearance:
4.7 inches
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.5 inches
Wheel Type:
aluminum alloy
Tire Size:
235/40ZR19
Standard Wheel/Tire Information
Wheel Size:
18.0 x 9.0 inches
Wheel Type:
aluminum alloy
Tire Size:
255/40R18