2021 MINI Convertible vs. 2020 BMW 4 Series
When we compare the 2021 MINI Convertible's and the 2020 BMW 4 Series's specifications and ratings, the 2021 MINI Convertible has the advantage in the areas of fuel efficiency, reliability, resale value and overall quality score. The 2020 BMW 4 Series has the advantage in the areas of typical lower range of pricing for used cars, interior volume and base engine power. Based on this comparison of the 2021 MINI Convertible's and the 2020 BMW 4 Series's specifications and ratings, the 2021 MINI Convertible is a better car than the 2020 BMW 4 Series.
2021 MINI Convertible vs. 2020 BMW 4 Series Pricing
A used 2021 MINI Convertible ranges from $25,567 to $35,946 while a used 2020 BMW 4 Series is priced between $24,989 to $41,221.
2021 MINI Convertible vs. 2020 BMW 4 Series Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the 2021 MINI Convertible loses 32.8 percent of its value and the 2020 BMW 4 Series loses 50 percent of its value. This means the 2021 MINI Convertible retains 17.2 percentage points more of its value and has the advantage of higher resale value versus the 2020 BMW 4 Series.
2021 MINI Convertible vs. 2020 BMW 4 Series Quality Rating
The iSeeCars Overall Quality rating for the MINI Convertible is 7.3 out of 10 while the BMW 4 Series' quality rating is 6.9 out of 10. This results in the MINI Convertible being ranked 3 out of 9 Best Convertibles and the BMW 4 Series being ranked 21 out of 30 Best Luxury Compact Cars.
2021 MINI Convertible vs. 2020 BMW 4 Series Reliability Rating
iSeeCars’ Reliability Rating for the MINI Convertible is 7.6 out of 10. For the BMW 4 Series the reliability rating is 5.8 out of 10. This gives the MINI Convertible an advantage in reliability compared to the BMW 4 Series.
Engine Power and Fuel Efficiency Comparison
For engine performance, the 2021 MINI Convertible’s base engine makes 134 horsepower, and the 2020 BMW 4 Series base engine makes 248 horsepower. The Convertible is rated to deliver an average of 30 miles per gallon, with a highway range of 429 miles. The 4 Series is rated to deliver an average of 27 miles per gallon, with a highway range of 537 miles.This gives the 2021 MINI Convertible the advantage in fuel efficiency and the 2020 BMW 4 Series the advantage in maximum range. Both models use premium unleaded.
Passenger Space Comparison
The 2020 BMW 4 Series, a compact car, has the advantage of offering more interior volume, reflected in more front head room, front shoulder room, front leg room, rear shoulder room, rear leg room, and cargo space. The 2021 MINI Convertible, a subcompact car, has the advantage in the area of rear head room.
Pricing
New Asking Price:
-
Used Asking Price:
25567 - 35946
5-Year Depreciation (lower is better):
0.32787
Pricing
New Asking Price:
-
Used Asking Price:
24989 - 41221
5-Year Depreciation (lower is better):
0.499867
MINI Convertible Scores & Rankings
Overall Score:
7.3 / 10
Reliability:
7.6 / 10
Retained Value:
7.0 / 10
Safety:
Not available
BMW 4 Series Scores & Rankings
Overall Score:
6.9 / 10
Reliability:
5.8 / 10
Retained Value:
8.0 / 10
Safety:
Not available
MINI Convertible Rankings
Ranking
1 out of / 9Ranking
1 out of / 9Ranking
2 out of / 5Ranking
3 out of / 9Ranking
3 out of / 9Ranking
4 out of / 9Ranking
4 out of / 9Ranking
5 out of / 9BMW 4 Series Rankings
Ranking
11 out of / 30Ranking
12 out of / 30Ranking
13 out of / 15Ranking
14 out of / 36Ranking
15 out of / 36Ranking
16 out of / 21Ranking
17 out of / 30Ranking
19 out of / 26Ranking
20 out of / 36Ranking
21 out of / 30Ranking
22 out of / 31Ranking
24 out of / 36Ranking
24 out of / 36Ranking
27 out of / 30Ranking
33 out of / 36Available Body Styles
Convertible
Available Body Styles
Convertible, Coupe, Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
2021 MINI Convertible Trim Levels
Cooper, Cooper S, John Cooper Works
2020 BMW 4 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):
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:
134 hp @ 4400 rpm
Torque:
162 foot-lbs @ 1250 rpm
Power-to-Weight Ratio (higher is better):
0.047 hp per pound
Base Drivetrain Specifications
Horsepower:
248 hp @ 5200 rpm
Torque:
258 foot-lbs @ 1450 rpm
Power-to-Weight Ratio (higher is better):
0.067 hp per pound
Engine Specifications
Engine Size:
1.5 liters
Engine Configuration:
Inline
Number of Cylinders:
3
Transmission:
Manual
Standard/Optional Drivetrain Type:
FWD
EPA Fuel Economy
(City/Highway/Combined MPG):
26 / 37 / 30
Range (city/hwy):
302 / 429 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):
23 / 34 / 27
Range (city/hwy):
363 / 537 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Adaptive Cruise Control:
Available
Apple Car Play:
Available
Heated Seats
Available
Wireless Smartphone Charging:
Available
Android Auto:
N/A
Cooled/Ventilated Seats:
N/A
Heated Steering Wheel:
N/A
Sunroof/Moonroof:
N/A
Standard/Optional Features
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Adaptive Cruise Control:
Available
Apple Car Play:
Standard
Heated Seats
Available
Wireless Smartphone Charging:
Available
Android Auto:
N/A
Cooled/Ventilated Seats:
N/A
Heated Steering Wheel:
Standard
Sunroof/Moonroof:
Standard
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:
N/A
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
39.8 inches
Front Leg Room:
41.4 inches
Front Shoulder Room:
51 inches
Rear Head Room:
39 inches
Rear Leg Room:
30.9 inches
Rear Shoulder Room:
39.7 inches
Cargo Space:
5.7 cubic feet
Overall Interior Volume:
76.3 cubic feet
Interior Dimensions
Front Head Room:
39.9 inches
Front Leg Room:
42.2 inches
Front Shoulder Room:
54.8 inches
Rear Head Room:
36.9 inches
Rear Leg Room:
33.7 inches
Rear Shoulder Room:
54.3 inches
Cargo Space:
17 cubic feet
Overall Interior Volume:
109.0 cubic feet
Exterior Dimensions
Curb Weight:
2855 lbs
Width:
76.1 inches
Height:
55.7 inches
Length:
151.1 inches
Wheelbase:
98.2 inches
Ground Clearance:
4.5 inches
Exterior Dimensions
Curb Weight:
3680 lbs
Width:
79.4 inches
Height:
54.7 inches
Length:
182.7 inches
Wheelbase:
110.6 inches
Ground Clearance:
5.1 inches
Standard Wheel/Tire Information
Wheel Size:
15.0 x 5.5 inches
Wheel Type:
aluminum alloy
Tire Size:
175/65R15
Standard Wheel/Tire Information
Wheel Size:
18.0 x 8.0 inches
Wheel Type:
aluminum alloy
Tire Size:
225/45R18