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 ccGasolineRWDAutomaticTurbochargedCoupe2017-2021

BMW 8 Series (G15)

840i

333 hp2998 ccGasolineRWDAutomaticTurbochargedCoupe2020-2022

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
5.1 s
Fastest top speed
265 km/h
165 mph Unrestricted
250 km/h
155 mph Restricted
Lightest
1,615 kg
3,560 lb
Best power-to-weight
202 hp/t
151 kW/t
5.0 kg/hp
Lowest combined fuel consumption
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
Lowest city consumption
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
Lowest highway consumption
5.5 L/100 km
42.8 mpg US
51.4 mpg UK
Largest trunk
480 L
Best overall score
68/100
Best performance score
70/100
Best economy score
89/100
Best practicality score
65/100

BMW 8 Series (G15) 840i

Most powerful
333 hp
248 kW
Highest torque
500 Nm
369 lb-ft
Best estimated range
932 km
579 mi

Specification comparison

Specification comparison
Model	BMW4 Series Gran Coupe (F36)Facelift 2017440i	BMW8 Series (G15)840i
Power	326hp243kW	333hp248kW
Torque	450Nm332lb-ft	500Nm369lb-ft
Curb weight	1,615kg3,560lb	1,730kg3,814lb
Gross weight	2,175kg4,795lb	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	69.3s99% target: 262 km/h / 163 mph Calculated	72.6s99% target: 262 km/h / 163 mph Calculated
0-100 km/h	5.1s	5.2s
0-200 km/h	17.8s Calculated	18.4s Calculated
0-60 mph	4.9s Calculated	4.9s Calculated
Fuel consumption	6.8L/100 km34.6mpg US41.5mpg UK	7.3L/100 km32.2mpg US38.7mpg UK
Fuel consumption city	9.1L/100 km25.8mpg US31.0mpg UK	9.5L/100 km24.8mpg US29.7mpg UK
Fuel consumption highway	5.5L/100 km42.8mpg US51.4mpg UK	6L/100 km39.2mpg US47.1mpg UK
Quarter mile	13.2s Calculated	13.3s Calculated
Power-to-weight	202hp/t151kW/t92hp/1000 lb Calculated	192hp/t144kW/t87hp/1000 lb Calculated
Torque-to-weight	279Nm/t186lb-ft/ton Calculated	289Nm/t193lb-ft/ton Calculated
Estimated range	882km548mi Calculated	932km579mi Calculated
Displacement	2,998cc183cu in	2,998cc183cu in
Length	4,640mm183in	4,843mm191in
Width	1,825mm72in	1,902mm75in
Height	1,389mm55in	1,341mm53in
Wheelbase	2,810mm111in	2,822mm111in
Front track	1,545mm61in	1,627mm64in
Rear track	1,592mm63in	1,642mm65in
Ground clearance	130mm5in	121mm5in
Trunk volume	480L	420L
Max trunk volume	1,300L	-
Doors	4	2
Seats	5	4
Fuel tank	60L	68L
CO2 emissions	159g/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	5,500-6,250 rpm	1,700-4,000 rpm	6,500 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	4.9 s	4.9 s
0-100 km/h 0-62 mph	5.1 s	5.2 s
0-200 km/h 0-124 mph	17.8 s	18.4 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	5.8 s	5.8 s
1/8 mile 201 m	8.7 s	8.7 s
1000 ft 305 m	11.1 s	11.2 s
1/4 mile 402 m	13.2 s	13.3 s
Trap speed 1/4 mile 402 m	176 km/h 109 mph	174 km/h 108 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	333 hp 248 kW

BMW 8 Series (G15) 840i has 7 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: 7 hp (5 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	1,615 kg 3,560 lb
BMW8 Series (G15)840i	1,730 kg 3,814 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	5.1 s
BMW8 Series (G15)840i	5.2 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.

The biggest 0-100 km/h difference is between BMW 4 Series Gran Coupe (F36) Facelift 2017 440i and BMW 8 Series (G15) 840i: 0.1 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)Facelift 2017440i	6.8 L/100 km 34.6 mpg US 41.5 mpg UK
BMW8 Series (G15)840i	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) Facelift 2017 440i and BMW 8 Series (G15) 840i: 0.5 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)Facelift 2017440i	202 hp/t 151 kW/t 5.0 kg/hp
BMW8 Series (G15)840i	192 hp/t 144 kW/t 5.2 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	882 km 548 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	5.1 s	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
BMW8 Series (G15)840i	333 hp 248 kW	5.2 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	5.1 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	1,389 mm 54.7 in

BMW8 Series (G15)840i

Power	333 hp 248 kW
0-100 km/h	5.2 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	5.1 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

6.8 L/100 km

34.6 mpg US

41.5 mpg UK

BMW8 Series (G15)840i

Power	333 hp 248 kW
0-100 km/h	5.2 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 4 Series Gran Coupe (F36) Facelift 2017 440i 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	6.8 L/100 km 34.6 mpg US 41.5 mpg UK	5.1 s
BMW8 Series (G15)840i	7.3 L/100 km 32.2 mpg US 38.7 mpg UK	5.2 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 Gran Coupe (F36)Facelift 2017440i	202 hp/t 151 kW/t 5.0 kg/hp	6.8 L/100 km 34.6 mpg US 41.5 mpg UK
BMW8 Series (G15)840i	192 hp/t 144 kW/t 5.2 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

333 hp

248 kW

Torque

450 Nm

332 lb-ft

500 Nm

369 lb-ft

Acceleration

5.1 s

5.2 s

Top speed

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Lightness

1,615 kg

3,560 lb

1,730 kg

3,814 lb

Fuel consumption

6.8 L/100 km

34.6 mpg US

41.5 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	1,389 mm 54.7 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

882 km

548 mi

932 km

579 mi

CO2 score

159 g/km

Trunk score

480 L

17.0 cu ft

420 L

14.8 cu ft

Power-to-weight score

202 hp/t

151 kW/t

5.0 kg/hp

192 hp/t

144 kW/t

5.2 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	6.8 L/100 km34.6 mpg US41.5 mpg UK	7.3 L/100 km32.2 mpg US38.7 mpg UK
Cost / 100 km	11.90 LC100 km	12.78 LC100 km
Cost / 100 mi	19.15 LC100 mi	20.56 LC100 mi
Annual fuel used	1,020 L269 US gal224 UK gal	1,095 L289 US gal241 UK gal
Annual fuel cost	1,785 LC/year	1,916 LC/year