Car comparison

BMW 4 Series Coupe (F32) · Facelift 2017 420ivsBMW E9 3.0CS

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

New comparison

BMW 4 Series Coupe (F32) · Facelift 2017

420i

184 hp1998 ccGasolineAWDAutomaticTurbochargedCoupe2017-2020

BMW E9

3.0CS

180 hp2985 ccGasolineRWDManualNaturally aspiratedCoupe1971-1975

Comparison overview

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

BMW 4 Series Coupe (F32) Facelift 2017 420i

Quickest 0-100 km/h
7.8 s
Fastest top speed
231 km/h
144 mph
Most powerful
184 hp
137 kW
Highest torque
270 Nm
199 lb-ft
Lowest combined fuel consumption
6.2 L/100 km
37.9 mpg US
45.6 mpg UK
Lowest highway consumption
5.1 L/100 km
46.1 mpg US
55.4 mpg UK
Best estimated range
968 km
601 mi
Best overall score
50/100
Best performance score
48/100
Best economy score
90/100
Best practicality score
53/100

BMW E9 3.0CS

Lightest
1,400 kg
3,086 lb
Best power-to-weight
129 hp/t
96 kW/t
7.8 kg/hp
Largest trunk
450 L

Specification comparison

Specification comparison
Model	BMW4 Series Coupe (F32)Facelift 2017420i	BMWE93.0CS
Power	184hp137kW	180hp134kW
Torque	270Nm199lb-ft	260Nm192lb-ft
Curb weight	1,570kg3,461lb	1,400kg3,086lb
Gross weight	2,090kg4,608lb	1,790kg3,946lb
Top speed	231 km/h 144 mph	213 km/h 132 mph
To 99% top speed	97.3s99% target: 229 km/h / 142 mph Calculated	95.4s99% target: 211 km/h / 131 mph Calculated
0-100 km/h	7.8s	8.2s
0-200 km/h	35.8s Calculated	51.5s Calculated
0-60 mph	7.4s Calculated	7.7s Calculated
Fuel consumption	6.2L/100 km37.9mpg US45.6mpg UK	11.2L/100 km21mpg US25.2mpg UK
Fuel consumption city	8.1L/100 km29mpg US34.9mpg UK	-
Fuel consumption highway	5.1L/100 km46.1mpg US55.4mpg UK	8.5L/100 km27.7mpg US33.2mpg UK
Quarter mile	15.6s Calculated	16.0s Calculated
Power-to-weight	117hp/t87kW/t53hp/1000 lb Calculated	129hp/t96kW/t58hp/1000 lb Calculated
Torque-to-weight	172Nm/t115lb-ft/ton Calculated	186Nm/t124lb-ft/ton Calculated
Estimated range	968km601mi Calculated	643km399mi Calculated
Displacement	1,998cc122cu in	2,985cc182cu in
Length	4,640mm183in	4,660mm183in
Width	1,825mm72in	1,670mm66in
Height	1,392mm55in	1,370mm54in
Wheelbase	2,810mm111in	2,625mm103in
Front track	1,543mm61in	1,446mm57in
Rear track	1,589mm63in	1,402mm55in
Ground clearance	145mm6in	-
Trunk volume	445L	450L
Doors	2	2
Seats	4	4
Fuel tank	60L	72L
CO2 emissions	144g/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 Coupe (F32) Facelift 2017 420iBMW E9 3.0CSPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
BMW4 Series Coupe (F32)Facelift 2017420i	5,000 rpm	1,350-4,600 rpm	5,250 rpm
BMWE93.0CS	6,000 rpm	3,700 rpm	6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	BMW4 Series Coupe (F32)Facelift 2017420i	BMWE93.0CS
	Acceleration checkpoints
0-60 mph 0-97 km/h	7.4 s	7.7 s
0-100 km/h 0-62 mph	7.8 s	8.2 s
0-200 km/h 0-124 mph	35.8 s	51.5 s
Top speed	231 km/h 144 mph	213 km/h 132 mph
	Drag race simulation
60 ft 18 m	2.5 s	2.5 s
330 ft 101 m	6.7 s	6.8 s
1/8 mile 201 m	10.2 s	10.3 s
1000 ft 305 m	13.2 s	13.4 s
1/4 mile 402 m	15.6 s	16.0 s
Trap speed 1/4 mile 402 m	147 km/h 91 mph	141 km/h 88 mph

Power comparison

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

Chart data table
Vehicle	Value
BMW4 Series Coupe (F32)Facelift 2017420i	184 hp 137 kW
BMWE93.0CS	180 hp 134 kW

BMW 4 Series Coupe (F32) Facelift 2017 420i has 4 hp more than BMW E9 3.0CS.

The biggest power difference is between BMW E9 3.0CS and BMW 4 Series Coupe (F32) 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 Coupe (F32)Facelift 2017420i	270 Nm 199 lb-ft
BMWE93.0CS	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 Coupe (F32)Facelift 2017420i	1,570 kg 3,461 lb
BMWE93.0CS	1,400 kg 3,086 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 Coupe (F32)Facelift 2017420i	231 km/h 144 mph
BMWE93.0CS	213 km/h 132 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 Coupe (F32)Facelift 2017420i	7.8 s
BMWE93.0CS	8.2 s

The biggest 0-100 km/h difference is between BMW 4 Series Coupe (F32) Facelift 2017 420i and BMW E9 3.0CS: 0.4 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 Coupe (F32)Facelift 2017420i	6.2 L/100 km 37.9 mpg US 45.6 mpg UK
BMWE93.0CS	11.2 L/100 km 21.0 mpg US 25.2 mpg UK

The biggest fuel consumption difference is between BMW 4 Series Coupe (F32) Facelift 2017 420i and BMW E9 3.0CS: 5.0 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 Coupe (F32)Facelift 2017420i	117 hp/t 87 kW/t 8.5 kg/hp
BMWE93.0CS	129 hp/t 96 kW/t 7.8 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
BMW4 Series Coupe (F32)Facelift 2017420i	968 km 601 mi
BMWE93.0CS	643 km 399 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
BMW4 Series Coupe (F32)Facelift 2017420i	184 hp 137 kW	7.8 s	231 km/h 144 mph
BMWE93.0CS	180 hp 134 kW	8.2 s	213 km/h 132 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 Coupe (F32)Facelift 2017420i

Power	184 hp 137 kW
0-100 km/h	7.8 s
Top speed 231 km/h 144 mph

Doors/seats	2 doors 4 seats
Trunk	445 L 15.7 cu ft
Length	4,640 mm 182.7 in
Height	1,392 mm 54.8 in

BMWE93.0CS

Power	180 hp 134 kW
0-100 km/h	8.2 s
Top speed 213 km/h 132 mph

Doors/seats	2 doors 4 seats
Trunk	450 L 15.9 cu ft
Length	4,660 mm 183.5 in
Height	1,370 mm 53.9 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 Coupe (F32)Facelift 2017420i

Power	184 hp 137 kW
0-100 km/h	7.8 s
Top speed 231 km/h 144 mph

6.2 L/100 km

37.9 mpg US

45.6 mpg UK

BMWE93.0CS

Power	180 hp 134 kW
0-100 km/h	8.2 s
Top speed 213 km/h 132 mph

11.2 L/100 km

21.0 mpg US

25.2 mpg UK

BMW 4 Series Coupe (F32) Facelift 2017 420i 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 Coupe (F32)Facelift 2017420i	6.2 L/100 km 37.9 mpg US 45.6 mpg UK	7.8 s
BMWE93.0CS	11.2 L/100 km 21.0 mpg US 25.2 mpg UK	8.2 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 Coupe (F32)Facelift 2017420i	117 hp/t 87 kW/t 8.5 kg/hp	6.2 L/100 km 37.9 mpg US 45.6 mpg UK
BMWE93.0CS	129 hp/t 96 kW/t 7.8 kg/hp	11.2 L/100 km 21.0 mpg US 25.2 mpg UK

Detailed score breakdown

Vehicle

BMW4 Series Coupe (F32)Facelift 2017420i

BMWE93.0CS

Power

184 hp

137 kW

180 hp

134 kW

Torque

270 Nm

199 lb-ft

260 Nm

192 lb-ft

Acceleration

7.8 s

8.2 s

Top speed

231 km/h

144 mph

213 km/h

132 mph

Lightness

1,570 kg

3,461 lb

1,400 kg

3,086 lb

Fuel consumption

6.2 L/100 km

37.9 mpg US

45.6 mpg UK

11.2 L/100 km

21.0 mpg US

25.2 mpg UK

Practicality

Doors/seats	2 doors 4 seats
Trunk	445 L 15.7 cu ft
Length	4,640 mm 182.7 in
Height	1,392 mm 54.8 in

Doors/seats	2 doors 4 seats
Trunk	450 L 15.9 cu ft
Length	4,660 mm 183.5 in
Height	1,370 mm 53.9 in

Range score

968 km

601 mi

643 km

399 mi

CO2 score

144 g/km

Trunk score

445 L

15.7 cu ft

450 L

15.9 cu ft

Power-to-weight score

117 hp/t

87 kW/t

8.5 kg/hp

129 hp/t

96 kW/t

7.8 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 Coupe (F32) Facelift 2017 420i	BMW E9 3.0CS
Consumption	6.2 L/100 km37.9 mpg US45.6 mpg UK	11.2 L/100 km21 mpg US25.2 mpg UK
Cost / 100 km	10.85 LC100 km	19.60 LC100 km
Cost / 100 mi	17.46 LC100 mi	31.54 LC100 mi
Annual fuel used	930 L246 US gal205 UK gal	1,680 L444 US gal370 UK gal
Annual fuel cost	1,628 LC/year	2,940 LC/year