Car comparison

BMW 4 Series Gran Coupe (F36) · Facelift 2017 440ivsBMW 8 Series (G15) 840i

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

New comparison

BMW 4 Series Gran Coupe (F36) · Facelift 2017

440i

326 hp2998 ccGasolineAWDAutomaticTurbochargedCoupe2017-2021

BMW 8 Series (G15)

840i

340 hp2998 ccGasolineRWDAutomaticTurbochargedCoupe2019-2020

Comparison overview

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

BMW 4 Series Gran Coupe (F36) Facelift 2017 440i

Quickest 0-100 km/h
5.0 s
Fastest top speed
265 km/h
165 mph Unrestricted
250 km/h
155 mph Restricted
Lightest
1,685 kg
3,715 lb
Lowest highway consumption
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
Largest trunk
480 L
Best overall score
68/100
Best economy score
87/100
Best practicality score
65/100

BMW 8 Series (G15) 840i

Most powerful
340 hp
254 kW
Highest torque
500 Nm
369 lb-ft
Best power-to-weight
199 hp/t
148 kW/t
5.0 kg/hp
Lowest combined fuel consumption
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
Lowest city consumption
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
Best estimated range
932 km
579 mi
Best performance score
71/100

Specification comparison

Specification comparison
Model	BMW4 Series Gran Coupe (F36)Facelift 2017440i	BMW8 Series (G15)840i
Power	326hp243kW	340hp254kW
Torque	450Nm332lb-ft	500Nm369lb-ft
Curb weight	1,685kg3,715lb	1,710kg3,770lb
Gross weight	2,245kg4,949lb	2,225kg4,905lb
Top speed	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Calculated	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Calculated
To 99% top speed	70.6s99% target: 262 km/h / 163 mph Calculated	69.0s99% target: 262 km/h / 163 mph Calculated
0-100 km/h	5.0s	5.0s
0-200 km/h	17.7s Calculated	17.5s Calculated
0-60 mph	4.8s Calculated	4.8s Calculated
Fuel consumption	7.4L/100 km31.8mpg US38.2mpg UK	7.3L/100 km32.2mpg US38.7mpg UK
Fuel consumption city	9.9L/100 km23.8mpg US28.5mpg UK	9L/100 km26.1mpg US31.4mpg UK
Fuel consumption highway	5.9L/100 km39.9mpg US47.9mpg UK	6.3L/100 km37.3mpg US44.8mpg UK
Quarter mile	13.1s Calculated	13.1s Calculated
Power-to-weight	193hp/t144kW/t88hp/1000 lb Calculated	199hp/t148kW/t90hp/1000 lb Calculated
Torque-to-weight	267Nm/t179lb-ft/ton Calculated	292Nm/t196lb-ft/ton Calculated
Estimated range	811km504mi Calculated	932km579mi Calculated
Displacement	2,998cc183cu in	2,998cc183cu in
Length	4,640mm183in	4,843mm191in
Width	1,825mm72in	1,902mm75in
Height	1,404mm55in	1,341mm53in
Wheelbase	2,810mm111in	2,822mm111in
Front track	1,543mm61in	1,627mm64in
Rear track	1,592mm63in	1,642mm65in
Ground clearance	145mm6in	121mm5in
Trunk volume	480L	420L
Max trunk volume	1,300L	-
Doors	4	2
Seats	5	4
Fuel tank	60L	68L
CO2 emissions	172g/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) Facelift 2017 440iBMW 8 Series (G15) 840iPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
BMW4 Series Gran Coupe (F36)Facelift 2017440i	5,500 rpm	1,380-5,000 rpm	5,750 rpm
BMW8 Series (G15)840i	5,000-6,500 rpm	1,600-4,500 rpm	6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	BMW4 Series Gran Coupe (F36)Facelift 2017440i	BMW8 Series (G15)840i
	Acceleration checkpoints
0-60 mph 0-97 km/h	4.8 s	4.8 s
0-100 km/h 0-62 mph	5.0 s	5.0 s
0-200 km/h 0-124 mph	17.7 s	17.5 s
Top speed	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Likely limited	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Likely limited
	Drag race simulation
60 ft 18 m	2.2 s	2.2 s
330 ft 101 m	5.7 s	5.7 s
1/8 mile 201 m	8.6 s	8.6 s
1000 ft 305 m	11.1 s	11.1 s
1/4 mile 402 m	13.1 s	13.1 s
Trap speed 1/4 mile 402 m	176 km/h 109 mph	176 km/h 109 mph

Power comparison

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

Chart data table
Vehicle	Value
BMW4 Series Gran Coupe (F36)Facelift 2017440i	326 hp 243 kW
BMW8 Series (G15)840i	340 hp 254 kW

BMW 8 Series (G15) 840i has 14 hp more than BMW 4 Series Gran Coupe (F36) Facelift 2017 440i.

The biggest power difference is between BMW 4 Series Gran Coupe (F36) Facelift 2017 440i and BMW 8 Series (G15) 840i: 14 hp (10 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 2017440i	450 Nm 332 lb-ft
BMW8 Series (G15)840i	500 Nm 369 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 2017440i	1,685 kg 3,715 lb
BMW8 Series (G15)840i	1,710 kg 3,770 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 2017440i	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
BMW8 Series (G15)840i	Unrestricted 265 km/h165 mph Restricted 250 km/h155 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 2017440i	5.0 s
BMW8 Series (G15)840i	5.0 s

Although BMW 8 Series (G15) 840i has more power, BMW 4 Series Gran Coupe (F36) Facelift 2017 440i is quicker from 0-100 km/h.

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)Facelift 2017440i	7.4 L/100 km 31.8 mpg US 38.2 mpg UK
BMW8 Series (G15)840i	7.3 L/100 km 32.2 mpg US 38.7 mpg UK

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 2017440i	193 hp/t 144 kW/t 5.2 kg/hp
BMW8 Series (G15)840i	199 hp/t 148 kW/t 5.0 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)Facelift 2017440i	811 km 504 mi
BMW8 Series (G15)840i	932 km 579 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)Facelift 2017440i	326 hp 243 kW	5.0 s	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
BMW8 Series (G15)840i	340 hp 254 kW	5.0 s	Unrestricted 265 km/h165 mph Restricted 250 km/h155 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 2017440i

Power	326 hp 243 kW
0-100 km/h	5.0 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 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

BMW8 Series (G15)840i

Power	340 hp 254 kW
0-100 km/h	5.0 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 4 seats
Trunk	420 L 14.8 cu ft
Length	4,843 mm 190.7 in
Height	1,341 mm 52.8 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)Facelift 2017440i

Power	326 hp 243 kW
0-100 km/h	5.0 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

7.4 L/100 km

31.8 mpg US

38.2 mpg UK

BMW8 Series (G15)840i

Power	340 hp 254 kW
0-100 km/h	5.0 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

7.3 L/100 km

32.2 mpg US

38.7 mpg UK

BMW 8 Series (G15) 840i 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)Facelift 2017440i	7.4 L/100 km 31.8 mpg US 38.2 mpg UK	5.0 s
BMW8 Series (G15)840i	7.3 L/100 km 32.2 mpg US 38.7 mpg UK	5.0 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)Facelift 2017440i	193 hp/t 144 kW/t 5.2 kg/hp	7.4 L/100 km 31.8 mpg US 38.2 mpg UK
BMW8 Series (G15)840i	199 hp/t 148 kW/t 5.0 kg/hp	7.3 L/100 km 32.2 mpg US 38.7 mpg UK

Detailed score breakdown

Vehicle

BMW4 Series Gran Coupe (F36)Facelift 2017440i

BMW8 Series (G15)840i

Power

326 hp

243 kW

340 hp

254 kW

Torque

450 Nm

332 lb-ft

500 Nm

369 lb-ft

Acceleration

5.0 s

Top speed

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Lightness

1,685 kg

3,715 lb

1,710 kg

3,770 lb

Fuel consumption

7.4 L/100 km

31.8 mpg US

38.2 mpg UK

7.3 L/100 km

32.2 mpg US

38.7 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	2 doors 4 seats
Trunk	420 L 14.8 cu ft
Length	4,843 mm 190.7 in
Height	1,341 mm 52.8 in

Range score

811 km

504 mi

932 km

579 mi

CO2 score

172 g/km

Trunk score

480 L

17.0 cu ft

420 L

14.8 cu ft

Power-to-weight score

193 hp/t

144 kW/t

5.2 kg/hp

199 hp/t

148 kW/t

5.0 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 440i	BMW 8 Series (G15) 840i
Consumption	7.4 L/100 km31.8 mpg US38.2 mpg UK	7.3 L/100 km32.2 mpg US38.7 mpg UK
Cost / 100 km	12.95 LC100 km	12.78 LC100 km
Cost / 100 mi	20.84 LC100 mi	20.56 LC100 mi
Annual fuel used	1,110 L293 US gal244 UK gal	1,095 L289 US gal241 UK gal
Annual fuel cost	1,943 LC/year	1,916 LC/year