Car comparison

BMW 4 Series Gran Coupe (F36) 420ivsBMW 4 Series Gran Coupe (G26) 420i

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

New comparison

BMW 4 Series Gran Coupe (F36)

420i

184 hp1998 ccGasolineRWDAutomaticTurbochargedCoupe2016-2016

BMW 4 Series Gran Coupe (G26)

420i

184 hp1998 ccGasolineRWDAutomaticTurbochargedCoupe2021-2024

Comparison overview

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

BMW 4 Series Gran Coupe (F36) 420i

Quickest 0-100 km/h
7.7 s
Fastest top speed
236 km/h
147 mph
Most powerful
184 hp
137 kW
Lightest
1,540 kg
3,395 lb
Best power-to-weight
119 hp/t
89 kW/t
8.4 kg/hp
Lowest combined fuel consumption
5.8 L/100 km
40.6 mpg US
48.7 mpg UK
Best estimated range
1,034 km
643 mi
Largest trunk
480 L
Best overall score
55/100
Best performance score
49/100
Best economy score
91/100

BMW 4 Series Gran Coupe (G26) 420i

Highest torque
300 Nm
221 lb-ft
Best practicality score
69/100

Specification comparison

Specification comparison
Model	BMW4 Series Gran Coupe (F36)420i	BMW4 Series Gran Coupe (G26)420i
Power	184hp137kW	184hp137kW
Torque	270Nm199lb-ft	300Nm221lb-ft
Curb weight	1,540kg3,395lb	1,620kg3,571lb
Gross weight	2,100kg4,630lb	2,175kg4,795lb
Top speed	236 km/h 147 mph	235 km/h 146 mph
To 99% top speed	98.1s99% target: 234 km/h / 145 mph Calculated	99.3s99% target: 233 km/h / 145 mph Calculated
0-100 km/h	7.7s	7.9s
0-200 km/h	33.5s Calculated	34.6s Calculated
0-60 mph	7.3s Calculated	7.5s Calculated
Fuel consumption	5.8L/100 km40.6mpg US48.7mpg UK	7.3L/100 km32.2mpg US38.7mpg UK
Fuel consumption city	7.6L/100 km30.9mpg US37.2mpg UK	-
Fuel consumption highway	4.7L/100 km50mpg US60.1mpg UK	-
Quarter mile	15.5s Calculated	15.7s Calculated
Power-to-weight	119hp/t89kW/t54hp/1000 lb Calculated	114hp/t85kW/t52hp/1000 lb Calculated
Torque-to-weight	175Nm/t117lb-ft/ton Calculated	185Nm/t124lb-ft/ton Calculated
Estimated range	1,034km643mi Calculated	808km502mi Calculated
Displacement	1,998cc122cu in	1,998cc122cu in
Length	4,638mm183in	4,783mm188in
Width	1,825mm72in	1,852mm73in
Height	1,389mm55in	1,442mm57in
Wheelbase	2,810mm111in	2,856mm112in
Front track	1,545mm61in	1,595mm63in
Rear track	1,594mm63in	1,623mm64in
Ground clearance	130mm5in	140mm6in
Trunk volume	480L	470L
Max trunk volume	1,300L	1,290L
Doors	5	5
Seats	5	5
Fuel tank	60L	59L
CO2 emissions	134g/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 Gran Coupe (F36) 420iBMW 4 Series Gran Coupe (G26) 420iPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
BMW4 Series Gran Coupe (F36)420i	5,000 rpm	1,350-4,600 rpm	5,250 rpm
BMW4 Series Gran Coupe (G26)420i	5,000-6,500 rpm	1,350-4,000 rpm	6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	BMW4 Series Gran Coupe (F36)420i	BMW4 Series Gran Coupe (G26)420i
	Acceleration checkpoints
0-60 mph 0-97 km/h	7.3 s	7.5 s
0-100 km/h 0-62 mph	7.7 s	7.9 s
0-200 km/h 0-124 mph	33.5 s	34.6 s
Top speed	236 km/h 147 mph	235 km/h 146 mph
	Drag race simulation
60 ft 18 m	2.5 s	2.6 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	13.1 s	13.2 s
1/4 mile 402 m	15.5 s	15.7 s
Trap speed 1/4 mile 402 m	148 km/h 92 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 Gran Coupe (F36)420i	184 hp 137 kW
BMW4 Series Gran Coupe (G26)420i	184 hp 137 kW

Torque comparison

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

Chart data table
Vehicle	Value
BMW4 Series Gran Coupe (F36)420i	270 Nm 199 lb-ft
BMW4 Series Gran Coupe (G26)420i	300 Nm 221 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)420i	1,540 kg 3,395 lb
BMW4 Series Gran Coupe (G26)420i	1,620 kg 3,571 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)420i	236 km/h 147 mph
BMW4 Series Gran Coupe (G26)420i	235 km/h 146 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)420i	7.7 s
BMW4 Series Gran Coupe (G26)420i	7.9 s

The biggest 0-100 km/h difference is between BMW 4 Series Gran Coupe (F36) 420i and BMW 4 Series Gran Coupe (G26) 420i: 0.2 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 Gran Coupe (F36)420i	5.8 L/100 km 40.6 mpg US 48.7 mpg UK
BMW4 Series Gran Coupe (G26)420i	7.3 L/100 km 32.2 mpg US 38.7 mpg UK

The biggest fuel consumption difference is between BMW 4 Series Gran Coupe (F36) 420i and BMW 4 Series Gran Coupe (G26) 420i: 1.5 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 Gran Coupe (F36)420i	119 hp/t 89 kW/t 8.4 kg/hp
BMW4 Series Gran Coupe (G26)420i	114 hp/t 85 kW/t 8.8 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
BMW4 Series Gran Coupe (F36)420i	1,034 km 643 mi
BMW4 Series Gran Coupe (G26)420i	808 km 502 mi

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)420i	184 hp 137 kW	7.7 s	236 km/h 147 mph
BMW4 Series Gran Coupe (G26)420i	184 hp 137 kW	7.9 s	235 km/h 146 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)420i

Power	184 hp 137 kW
0-100 km/h	7.7 s
Top speed 236 km/h 147 mph

Doors/seats	5 doors 5 seats
Trunk	480 L 17.0 cu ft
Length	4,638 mm 182.6 in
Height	1,389 mm 54.7 in

BMW4 Series Gran Coupe (G26)420i

Power	184 hp 137 kW
0-100 km/h	7.9 s
Top speed 235 km/h 146 mph

Doors/seats	5 doors 5 seats
Trunk	470 L 16.6 cu ft
Length	4,783 mm 188.3 in
Height	1,442 mm 56.8 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 Gran Coupe (F36)420i

Power	184 hp 137 kW
0-100 km/h	7.7 s
Top speed 236 km/h 147 mph

5.8 L/100 km

40.6 mpg US

48.7 mpg UK

BMW4 Series Gran Coupe (G26)420i

Power	184 hp 137 kW
0-100 km/h	7.9 s
Top speed 235 km/h 146 mph

7.3 L/100 km

32.2 mpg US

38.7 mpg UK

BMW 4 Series Gran Coupe (F36) 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 Gran Coupe (F36)420i	5.8 L/100 km 40.6 mpg US 48.7 mpg UK	7.7 s
BMW4 Series Gran Coupe (G26)420i	7.3 L/100 km 32.2 mpg US 38.7 mpg UK	7.9 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 Gran Coupe (F36)420i	119 hp/t 89 kW/t 8.4 kg/hp	5.8 L/100 km 40.6 mpg US 48.7 mpg UK
BMW4 Series Gran Coupe (G26)420i	114 hp/t 85 kW/t 8.8 kg/hp	7.3 L/100 km 32.2 mpg US 38.7 mpg UK

Detailed score breakdown

Vehicle

BMW4 Series Gran Coupe (F36)420i

BMW4 Series Gran Coupe (G26)420i

Power

184 hp

137 kW

184 hp

137 kW

Torque

270 Nm

199 lb-ft

300 Nm

221 lb-ft

Acceleration

7.7 s

7.9 s

Top speed

236 km/h

147 mph

235 km/h

146 mph

Lightness

1,540 kg

3,395 lb

1,620 kg

3,571 lb

Fuel consumption

5.8 L/100 km

40.6 mpg US

48.7 mpg UK

7.3 L/100 km

32.2 mpg US

38.7 mpg UK

Practicality

Doors/seats	5 doors 5 seats
Trunk	480 L 17.0 cu ft
Length	4,638 mm 182.6 in
Height	1,389 mm 54.7 in

Doors/seats	5 doors 5 seats
Trunk	470 L 16.6 cu ft
Length	4,783 mm 188.3 in
Height	1,442 mm 56.8 in

Range score

1,034 km

643 mi

808 km

502 mi

CO2 score

134 g/km

Trunk score

480 L

17.0 cu ft

470 L

16.6 cu ft

Power-to-weight score

119 hp/t

89 kW/t

8.4 kg/hp

114 hp/t

85 kW/t

8.8 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 Gran Coupe (F36) 420i	BMW 4 Series Gran Coupe (G26) 420i
Consumption	5.8 L/100 km40.6 mpg US48.7 mpg UK	7.3 L/100 km32.2 mpg US38.7 mpg UK
Cost / 100 km	10.15 LC100 km	12.78 LC100 km
Cost / 100 mi	16.33 LC100 mi	20.56 LC100 mi
Annual fuel used	870 L230 US gal191 UK gal	1,095 L289 US gal241 UK gal
Annual fuel cost	1,523 LC/year	1,916 LC/year