Car comparison

BMW 4 Series Convertible (F33) 420dvsMini Convertible (R57) · Facelift 2011 Cooper S 1.6

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

BMW 4 Series Convertible (F33)

420d

184 hp1995 ccDieselRWDAutomaticTurbochargedCabriolet / convertible2014-2015

Mini Convertible (R57) · Facelift 2011

Cooper S 1.6

184 hp1598 ccGasolineFWDAutomaticTurbochargedCabriolet / convertible2012-2015

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

BMW 4 Series Convertible (F33) 420d

Fastest top speed
228 km/h
142 mph
Most powerful
184 hp
137 kW
Highest torque
380 Nm
280 lb-ft
Lowest combined fuel consumption
4.8 L/100 km
49.0 mpg US
58.9 mpg UK
Lowest city consumption
5.7 L/100 km
41.3 mpg US
49.6 mpg UK
Lowest highway consumption
4.3 L/100 km
54.7 mpg US
65.7 mpg UK
Lowest CO2 emissions
127 g/km
Best estimated range
1,188 km
738 mi
Largest trunk
220 L
Best overall score
47/100
Best performance score
49/100
Best economy score
94/100
Best practicality score
42/100

Mini Convertible (R57) Facelift 2011 Cooper S 1.6

Quickest 0-100 km/h
7.6 s
Lightest
1,255 kg
2,767 lb
Best power-to-weight
147 hp/t
109 kW/t
6.8 kg/hp

Specification comparison

Specification comparison
Model	BMW4 Series Convertible (F33)420d	MiniConvertible (R57)Facelift 2011Cooper S 1.6
Power	184hp137kW	184hp137kW
Torque	380Nm280lb-ft	260Nm192lb-ft
Curb weight	1,690kg3,726lb	1,255kg2,767lb
Gross weight	2,160kg4,762lb	1,685kg3,715lb
Top speed	228 km/h 142 mph	220 km/h 137 mph
To 99% top speed	100.8s99% target: 226 km/h / 140 mph Calculated	86.2s99% target: 218 km/h / 135 mph Calculated
0-100 km/h	8.2s	7.6s
0-200 km/h	39.0s Calculated	39.5s Calculated
0-60 mph	7.8s Calculated	7.2s Calculated
Fuel consumption	4.8L/100 km49mpg US58.9mpg UK	6.6L/100 km35.6mpg US42.8mpg UK
Fuel consumption city	5.7L/100 km41.3mpg US49.6mpg UK	9.1L/100 km25.8mpg US31.0mpg UK
Fuel consumption highway	4.3L/100 km54.7mpg US65.7mpg UK	5.1L/100 km46.1mpg US55.4mpg UK
Quarter mile	15.9s Calculated	15.5s Calculated
Power-to-weight	109hp/t81kW/t49hp/1000 lb Calculated	147hp/t109kW/t67hp/1000 lb Calculated
Torque-to-weight	225Nm/t150lb-ft/ton Calculated	207Nm/t139lb-ft/ton Calculated
Estimated range	1,188km738mi Calculated	758km471mi Calculated
Displacement	1,995cc122cu in	1,598cc98cu in
Length	4,638mm183in	3,729mm147in
Width	1,825mm72in	1,683mm66in
Height	1,384mm54in	1,414mm56in
Wheelbase	2,810mm111in	2,467mm97in
Front track	1,545mm61in	1,453mm57in
Rear track	1,594mm63in	1,461mm58in
Ground clearance	130mm5in	130mm5in
Trunk volume	220L	125L
Max trunk volume	370L	660L
Doors	2	2
Seats	4	4
Fuel tank	57L	50L
CO2 emissions	127g/km	153g/km

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

BMW 4 Series Convertible (F33) 420dMini Convertible (R57) Facelift 2011 Cooper S 1.6PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
BMW4 Series Convertible (F33)420d	4,000 rpm	1,750-2,750 rpm	4,250 rpm
MiniConvertible (R57)Facelift 2011Cooper S 1.6	5,500 rpm	1,700-4,500 rpm	5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	BMW4 Series Convertible (F33)420d	MiniConvertible (R57)Facelift 2011Cooper S 1.6
	Acceleration checkpoints
0-60 mph 0-97 km/h	7.8 s	7.2 s
0-100 km/h 0-62 mph	8.2 s	7.6 s
0-200 km/h 0-124 mph	39.0 s	39.5 s
Top speed	228 km/h 142 mph	220 km/h 137 mph
	Drag race simulation
60 ft 18 m	2.6 s	2.5 s
330 ft 101 m	6.9 s	6.7 s
1/8 mile 201 m	10.4 s	10.1 s
1000 ft 305 m	13.4 s	13.0 s
1/4 mile 402 m	15.9 s	15.5 s
Trap speed 1/4 mile 402 m	144 km/h 90 mph	147 km/h 91 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)420d	184 hp 137 kW
MiniConvertible (R57)Facelift 2011Cooper S 1.6	184 hp 137 kW

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)420d	380 Nm 280 lb-ft
MiniConvertible (R57)Facelift 2011Cooper S 1.6	260 Nm 192 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)420d	1,690 kg 3,726 lb
MiniConvertible (R57)Facelift 2011Cooper S 1.6	1,255 kg 2,767 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)420d	228 km/h 142 mph
MiniConvertible (R57)Facelift 2011Cooper S 1.6	220 km/h 137 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)420d	8.2 s
MiniConvertible (R57)Facelift 2011Cooper S 1.6	7.6 s

The biggest 0-100 km/h difference is between Mini Convertible (R57) Facelift 2011 Cooper S 1.6 and BMW 4 Series Convertible (F33) 420d: 0.6 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)420d	4.8 L/100 km 49.0 mpg US 58.9 mpg UK
MiniConvertible (R57)Facelift 2011Cooper S 1.6	6.6 L/100 km 35.6 mpg US 42.8 mpg UK

The biggest fuel consumption difference is between BMW 4 Series Convertible (F33) 420d and Mini Convertible (R57) Facelift 2011 Cooper S 1.6: 1.8 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)420d	109 hp/t 81 kW/t 9.2 kg/hp
MiniConvertible (R57)Facelift 2011Cooper S 1.6	147 hp/t 109 kW/t 6.8 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
Vehicle	Value
BMW4 Series Convertible (F33)420d	1,188 km 738 mi
MiniConvertible (R57)Facelift 2011Cooper S 1.6	758 km 471 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
BMW4 Series Convertible (F33)420d	184 hp 137 kW	8.2 s	228 km/h 142 mph
MiniConvertible (R57)Facelift 2011Cooper S 1.6	184 hp 137 kW	7.6 s	220 km/h 137 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

BMW4 Series Convertible (F33)420d

Power	184 hp 137 kW
0-100 km/h	8.2 s
Top speed 228 km/h 142 mph

Doors/seats	2 doors 4 seats
Trunk	220 L 7.8 cu ft
Length	4,638 mm 182.6 in
Height	1,384 mm 54.5 in

MiniConvertible (R57)Facelift 2011Cooper S 1.6

Power	184 hp 137 kW
0-100 km/h	7.6 s
Top speed 220 km/h 137 mph

Doors/seats	2 doors 4 seats
Trunk	125 L 4.4 cu ft
Length	3,729 mm 146.8 in
Height	1,414 mm 55.7 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Vehicle

Performance score

Fuel economy score

BMW4 Series Convertible (F33)420d

Power	184 hp 137 kW
0-100 km/h	8.2 s
Top speed 228 km/h 142 mph

4.8 L/100 km

49.0 mpg US

58.9 mpg UK

MiniConvertible (R57)Facelift 2011Cooper S 1.6

Power	184 hp 137 kW
0-100 km/h	7.6 s
Top speed 220 km/h 137 mph

6.6 L/100 km

35.6 mpg US

42.8 mpg UK

BMW 4 Series Convertible (F33) 420d is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
BMW4 Series Convertible (F33)420d	4.8 L/100 km 49.0 mpg US 58.9 mpg UK	8.2 s
MiniConvertible (R57)Facelift 2011Cooper S 1.6	6.6 L/100 km 35.6 mpg US 42.8 mpg UK	7.6 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
BMW4 Series Convertible (F33)420d	109 hp/t 81 kW/t 9.2 kg/hp	4.8 L/100 km 49.0 mpg US 58.9 mpg UK
MiniConvertible (R57)Facelift 2011Cooper S 1.6	147 hp/t 109 kW/t 6.8 kg/hp	6.6 L/100 km 35.6 mpg US 42.8 mpg UK

Detailed score breakdown

Vehicle

BMW4 Series Convertible (F33)420d

MiniConvertible (R57)Facelift 2011Cooper S 1.6

Power

184 hp

137 kW

184 hp

137 kW

Torque

380 Nm

280 lb-ft

260 Nm

192 lb-ft

Acceleration

8.2 s

7.6 s

Top speed

228 km/h

142 mph

220 km/h

137 mph

Lightness

1,690 kg

3,726 lb

1,255 kg

2,767 lb

Fuel consumption

4.8 L/100 km

49.0 mpg US

58.9 mpg UK

6.6 L/100 km

35.6 mpg US

42.8 mpg UK

Practicality

Doors/seats	2 doors 4 seats
Trunk	220 L 7.8 cu ft
Length	4,638 mm 182.6 in
Height	1,384 mm 54.5 in

Doors/seats	2 doors 4 seats
Trunk	125 L 4.4 cu ft
Length	3,729 mm 146.8 in
Height	1,414 mm 55.7 in

Range score

1,188 km

738 mi

758 km

471 mi

CO2 score

127 g/km

153 g/km

Trunk score

220 L

7.8 cu ft

125 L

4.4 cu ft

Power-to-weight score

109 hp/t

81 kW/t

9.2 kg/hp

147 hp/t

109 kW/t

6.8 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
Vehicle	BMW 4 Series Convertible (F33) 420d	Mini Convertible (R57) Facelift 2011 Cooper S 1.6
Consumption	4.8 L/100 km49 mpg US58.9 mpg UK	6.6 L/100 km35.6 mpg US42.8 mpg UK
Cost / 100 km	8.40 LC100 km	11.55 LC100 km
Cost / 100 mi	13.52 LC100 mi	18.59 LC100 mi
Annual fuel used	720 L190 US gal158 UK gal	990 L262 US gal218 UK gal
Annual fuel cost	1,260 LC/year	1,733 LC/year