Car comparison

BMW 4 Series Gran Coupe (F36) · Facelift 2017 420ivsMG Marvel R 70 kWh

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

New comparison

BMW 4 Series Gran Coupe (F36) · Facelift 2017

420i

184 hp1998 ccGasolineAWDAutomaticTurbochargedCoupe2017-2021

MG Marvel R

70 kWh

180 hpElectricRWDAutomaticCoupe2021-present

Comparison overview

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

BMW 4 Series Gran Coupe (F36) Facelift 2017 420i

Fastest top speed
231 km/h
144 mph
Most powerful
184 hp
137 kW
Lightest
1,615 kg
3,560 lb
Best power-to-weight
114 hp/t
85 kW/t
8.8 kg/hp
Largest trunk
480 L
Best overall score
53/100
Best economy score
90/100
Best practicality score
65/100

MG Marvel R 70 kWh

Quickest 0-100 km/h
7.9 s
Highest torque
410 Nm
302 lb-ft
Best performance score
48/100

Specification comparison

Specification comparison
Model	BMW4 Series Gran Coupe (F36)Facelift 2017420i	MGMarvel R70 kWh
Power	184hp137kW	180hp134kW
Torque	270Nm199lb-ft	410Nm302lb-ft
Curb weight	1,615kg3,560lb	1,810kg3,990lb
Gross weight	2,175kg4,795lb	2,288kg5,044lb
Top speed	231 km/h 144 mph	Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph Calculated
To 99% top speed	103.1s99% target: 229 km/h / 142 mph Calculated	97.1s99% target: 208 km/h / 129 mph Calculated
0-100 km/h	8.1s	7.9s
0-200 km/h	37.7s Calculated	57.2s Calculated
0-60 mph	7.7s Calculated	7.4s Calculated
Fuel consumption	6.2L/100 km37.9mpg US45.6mpg UK	-
Fuel consumption city	8.1L/100 km29mpg US34.9mpg UK	-
Fuel consumption highway	5.1L/100 km46.1mpg US55.4mpg UK	-
Quarter mile	15.9s Calculated	15.8s Calculated
Power-to-weight	114hp/t85kW/t52hp/1000 lb Calculated	99hp/t74kW/t45hp/1000 lb Calculated
Torque-to-weight	167Nm/t112lb-ft/ton Calculated	227Nm/t152lb-ft/ton Calculated
Estimated range	968km601mi Calculated	-
Displacement	1,998cc122cu in	-
Length	4,640mm183in	4,674mm184in
Width	1,825mm72in	1,919mm76in
Height	1,404mm55in	1,618mm64in
Wheelbase	2,810mm111in	2,804mm110in
Front track	1,543mm61in	1,616mm64in
Rear track	1,592mm63in	1,625mm64in
Ground clearance	145mm6in	134mm5in
Trunk volume	480L	357L
Max trunk volume	1,300L	1,396L
Doors	4	5
Seats	5	5
Fuel tank	60L	-
CO2 emissions	144g/km	-

Performance charts

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

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	BMW4 Series Gran Coupe (F36)Facelift 2017420i	MGMarvel R70 kWh
	Acceleration checkpoints
0-60 mph 0-97 km/h	7.7 s	7.4 s
0-100 km/h 0-62 mph	8.1 s	7.9 s
0-200 km/h 0-124 mph	37.7 s	57.2 s
Top speed	231 km/h 144 mph	Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph Likely limited
	Drag race simulation
60 ft 18 m	2.5 s	2.4 s
330 ft 101 m	6.8 s	6.6 s
1/8 mile 201 m	10.3 s	10.1 s
1000 ft 305 m	13.3 s	13.2 s
1/4 mile 402 m	15.9 s	15.8 s
Trap speed 1/4 mile 402 m	145 km/h 90 mph	141 km/h 87 mph

Power comparison

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

Chart data table
Vehicle	Value
BMW4 Series Gran Coupe (F36)Facelift 2017420i	184 hp 137 kW
MGMarvel R70 kWh	180 hp 134 kW

BMW 4 Series Gran Coupe (F36) Facelift 2017 420i has 4 hp more than MG Marvel R 70 kWh.

The biggest power difference is between MG Marvel R 70 kWh and BMW 4 Series Gran Coupe (F36) Facelift 2017 420i: 4 hp (3 kW).

Torque comparison

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

Chart data table
Vehicle	Value
BMW4 Series Gran Coupe (F36)Facelift 2017420i	270 Nm 199 lb-ft
MGMarvel R70 kWh	410 Nm 302 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
BMW4 Series Gran Coupe (F36)Facelift 2017420i	1,615 kg 3,560 lb
MGMarvel R70 kWh	1,810 kg 3,990 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 Gran Coupe (F36)Facelift 2017420i	231 km/h 144 mph
MGMarvel R70 kWh	Unrestricted 210 km/h130 mph Restricted 200 km/h124 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 Gran Coupe (F36)Facelift 2017420i	8.1 s
MGMarvel R70 kWh	7.9 s

Although BMW 4 Series Gran Coupe (F36) Facelift 2017 420i has more power, MG Marvel R 70 kWh is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between MG Marvel R 70 kWh and BMW 4 Series Gran Coupe (F36) Facelift 2017 420i: 0.2 s.

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 Gran Coupe (F36)Facelift 2017420i	114 hp/t 85 kW/t 8.8 kg/hp
MGMarvel R70 kWh	99 hp/t 74 kW/t 10.1 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
BMW4 Series Gran Coupe (F36)Facelift 2017420i	184 hp 137 kW	8.1 s	231 km/h 144 mph
MGMarvel R70 kWh	180 hp 134 kW	7.9 s	Unrestricted 210 km/h130 mph Restricted 200 km/h124 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 Gran Coupe (F36)Facelift 2017420i

Power	184 hp 137 kW
0-100 km/h	8.1 s
Top speed 231 km/h 144 mph

Doors/seats	4 doors 5 seats
Trunk	480 L 17.0 cu ft
Length	4,640 mm 182.7 in
Height	1,404 mm 55.3 in

MGMarvel R70 kWh

Power	180 hp 134 kW
0-100 km/h	7.9 s
Top speed Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph

Doors/seats	5 doors 5 seats
Trunk	357 L 12.6 cu ft
Length	4,674 mm 184.0 in
Height	1,618 mm 63.7 in

Detailed score breakdown

Vehicle

BMW4 Series Gran Coupe (F36)Facelift 2017420i

MGMarvel R70 kWh

Power

184 hp

137 kW

180 hp

134 kW

Torque

270 Nm

199 lb-ft

410 Nm

302 lb-ft

Acceleration

8.1 s

7.9 s

Top speed

231 km/h

144 mph

Unrestricted

210 km/h130 mph

Restricted

200 km/h124 mph

Lightness

1,615 kg

3,560 lb

1,810 kg

3,990 lb

Fuel consumption

6.2 L/100 km

37.9 mpg US

45.6 mpg UK

Practicality

Doors/seats	4 doors 5 seats
Trunk	480 L 17.0 cu ft
Length	4,640 mm 182.7 in
Height	1,404 mm 55.3 in

Doors/seats	5 doors 5 seats
Trunk	357 L 12.6 cu ft
Length	4,674 mm 184.0 in
Height	1,618 mm 63.7 in

Range score

968 km

601 mi

CO2 score

144 g/km

Trunk score

480 L

17.0 cu ft

357 L

12.6 cu ft

Power-to-weight score

114 hp/t

85 kW/t

8.8 kg/hp

99 hp/t

74 kW/t

10.1 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 Gran Coupe (F36) Facelift 2017 420i
Consumption	6.2 L/100 km37.9 mpg US45.6 mpg UK
Cost / 100 km	10.85 LC100 km
Cost / 100 mi	17.46 LC100 mi
Annual fuel used	930 L246 US gal205 UK gal
Annual fuel cost	1,628 LC/year