Car comparison

BMW 6 Series Gran Coupe (F06) 640ivsInfiniti G37 Coupe (V36) 3.7I V6

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

New comparison

BMW 6 Series Gran Coupe (F06)

640i

320 hp2979 ccGasolineRWDAutomaticTurbochargedCoupe2012-2015

Infiniti G37 Coupe (V36)

3.7I V6

320 hp3696 ccGasolineRWDManualNaturally aspiratedCoupe2007-2015

Comparison overview

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

BMW 6 Series Gran Coupe (F06) 640i

Quickest 0-100 km/h
5.4 s
Fastest top speed
265 km/h
165 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
320 hp
239 kW
Highest torque
450 Nm
332 lb-ft
Lightest
1,750 kg
3,858 lb
Best power-to-weight
183 hp/t
136 kW/t
5.5 kg/hp
Lowest combined fuel consumption
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
Lowest city consumption
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
Lowest highway consumption
6.2 L/100 km
37.9 mpg US
45.6 mpg UK
Best estimated range
886 km
551 mi
Largest trunk
460 L
Best overall score
65/100
Best performance score
68/100
Best economy score
86/100
Best practicality score
60/100

Specification comparison

Specification comparison
Model	BMW6 Series Gran Coupe (F06)640i	InfinitiG37 Coupe (V36)3.7I V6
Power	320hp239kW	320hp239kW
Torque	450Nm332lb-ft	366Nm270lb-ft
Curb weight	1,750kg3,858lb	1,774kg3,911lb
Gross weight	2,360kg5,203lb	2,112kg4,656lb
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	77.8s99% target: 262 km/h / 163 mph Calculated	87.6s99% target: 262 km/h / 163 mph Calculated
0-100 km/h	5.4s	6.0s
0-200 km/h	19.3s Calculated	21.6s Calculated
0-60 mph	5.1s Calculated	5.7s Calculated
Fuel consumption	7.9L/100 km29.8mpg US35.8mpg UK	12L/100 km19.6mpg US23.5mpg UK
Fuel consumption city	10.7L/100 km22mpg US26.4mpg UK	16.4L/100 km14.3mpg US17.2mpg UK
Fuel consumption highway	6.2L/100 km37.9mpg US45.6mpg UK	9.5L/100 km24.8mpg US29.7mpg UK
Quarter mile	13.5s Calculated	14.1s Calculated
Power-to-weight	183hp/t136kW/t83hp/1000 lb Calculated	180hp/t135kW/t82hp/1000 lb Calculated
Torque-to-weight	257Nm/t172lb-ft/ton Calculated	206Nm/t138lb-ft/ton Calculated
Estimated range	886km551mi Calculated	633km394mi Calculated
Displacement	2,979cc182cu in	3,696cc226cu in
Length	5,007mm197in	4,651mm183in
Width	1,894mm75in	1,824mm72in
Height	1,392mm55in	1,392mm55in
Wheelbase	2,968mm117in	2,850mm112in
Front track	1,600mm63in	1,547mm61in
Rear track	1,665mm66in	1,562mm61in
Ground clearance	126mm5in	-
Trunk volume	460L	242L
Max trunk volume	1,265L	-
Doors	4	2
Seats	4	4
Fuel tank	70L	76L
CO2 emissions	183g/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 6 Series Gran Coupe (F06) 640iInfiniti G37 Coupe (V36) 3.7I V6PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
BMW6 Series Gran Coupe (F06)640i	5,800-6,000 rpm	1,300-4,500 rpm	6,250 rpm
InfinitiG37 Coupe (V36)3.7I V6	7,000 rpm	5,200 rpm	7,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	BMW6 Series Gran Coupe (F06)640i	InfinitiG37 Coupe (V36)3.7I V6
	Acceleration checkpoints
0-60 mph 0-97 km/h	5.1 s	5.7 s
0-100 km/h 0-62 mph	5.4 s	6.0 s
0-200 km/h 0-124 mph	19.3 s	21.6 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	2.3 s
330 ft 101 m	5.9 s	6.1 s
1/8 mile 201 m	8.8 s	9.2 s
1000 ft 305 m	11.4 s	11.9 s
1/4 mile 402 m	13.5 s	14.1 s
Trap speed 1/4 mile 402 m	171 km/h 106 mph	165 km/h 103 mph

Power comparison

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

Chart data table
Vehicle	Value
BMW6 Series Gran Coupe (F06)640i	320 hp 239 kW
InfinitiG37 Coupe (V36)3.7I V6	320 hp 239 kW

Torque comparison

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

Chart data table
Vehicle	Value
BMW6 Series Gran Coupe (F06)640i	450 Nm 332 lb-ft
InfinitiG37 Coupe (V36)3.7I V6	366 Nm 270 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
BMW6 Series Gran Coupe (F06)640i	1,750 kg 3,858 lb
InfinitiG37 Coupe (V36)3.7I V6	1,774 kg 3,911 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
BMW6 Series Gran Coupe (F06)640i	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
InfinitiG37 Coupe (V36)3.7I V6	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
BMW6 Series Gran Coupe (F06)640i	5.4 s
InfinitiG37 Coupe (V36)3.7I V6	6.0 s

The biggest 0-100 km/h difference is between BMW 6 Series Gran Coupe (F06) 640i and Infiniti G37 Coupe (V36) 3.7I V6: 0.6 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
BMW6 Series Gran Coupe (F06)640i	7.9 L/100 km 29.8 mpg US 35.8 mpg UK
InfinitiG37 Coupe (V36)3.7I V6	12.0 L/100 km 19.6 mpg US 23.5 mpg UK

The biggest fuel consumption difference is between BMW 6 Series Gran Coupe (F06) 640i and Infiniti G37 Coupe (V36) 3.7I V6: 4.1 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
BMW6 Series Gran Coupe (F06)640i	183 hp/t 136 kW/t 5.5 kg/hp
InfinitiG37 Coupe (V36)3.7I V6	180 hp/t 135 kW/t 5.5 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
BMW6 Series Gran Coupe (F06)640i	886 km 551 mi
InfinitiG37 Coupe (V36)3.7I V6	633 km 394 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
BMW6 Series Gran Coupe (F06)640i	320 hp 239 kW	5.4 s	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph
InfinitiG37 Coupe (V36)3.7I V6	320 hp 239 kW	6.0 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

BMW6 Series Gran Coupe (F06)640i

Power	320 hp 239 kW
0-100 km/h	5.4 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	4 doors 4 seats
Trunk	460 L 16.2 cu ft
Length	5,007 mm 197.1 in
Height	1,392 mm 54.8 in

InfinitiG37 Coupe (V36)3.7I V6

Power	320 hp 239 kW
0-100 km/h	6.0 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 4 seats
Trunk	242 L 8.5 cu ft
Length	4,651 mm 183.1 in
Height	1,392 mm 54.8 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

BMW6 Series Gran Coupe (F06)640i

Power	320 hp 239 kW
0-100 km/h	5.4 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

7.9 L/100 km

29.8 mpg US

35.8 mpg UK

InfinitiG37 Coupe (V36)3.7I V6

Power	320 hp 239 kW
0-100 km/h	6.0 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

12.0 L/100 km

19.6 mpg US

23.5 mpg UK

BMW 6 Series Gran Coupe (F06) 640i 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
BMW6 Series Gran Coupe (F06)640i	7.9 L/100 km 29.8 mpg US 35.8 mpg UK	5.4 s
InfinitiG37 Coupe (V36)3.7I V6	12.0 L/100 km 19.6 mpg US 23.5 mpg UK	6.0 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
BMW6 Series Gran Coupe (F06)640i	183 hp/t 136 kW/t 5.5 kg/hp	7.9 L/100 km 29.8 mpg US 35.8 mpg UK
InfinitiG37 Coupe (V36)3.7I V6	180 hp/t 135 kW/t 5.5 kg/hp	12.0 L/100 km 19.6 mpg US 23.5 mpg UK

Detailed score breakdown

Vehicle

BMW6 Series Gran Coupe (F06)640i

InfinitiG37 Coupe (V36)3.7I V6

Power

320 hp

239 kW

320 hp

239 kW

Torque

450 Nm

332 lb-ft

366 Nm

270 lb-ft

Acceleration

5.4 s

6.0 s

Top speed

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Lightness

1,750 kg

3,858 lb

1,774 kg

3,911 lb

Fuel consumption

7.9 L/100 km

29.8 mpg US

35.8 mpg UK

12.0 L/100 km

19.6 mpg US

23.5 mpg UK

Practicality

Doors/seats	4 doors 4 seats
Trunk	460 L 16.2 cu ft
Length	5,007 mm 197.1 in
Height	1,392 mm 54.8 in

Doors/seats	2 doors 4 seats
Trunk	242 L 8.5 cu ft
Length	4,651 mm 183.1 in
Height	1,392 mm 54.8 in

Range score

886 km

551 mi

633 km

394 mi

CO2 score

183 g/km

Trunk score

460 L

16.2 cu ft

242 L

8.5 cu ft

Power-to-weight score

183 hp/t

136 kW/t

5.5 kg/hp

180 hp/t

135 kW/t

5.5 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 6 Series Gran Coupe (F06) 640i	Infiniti G37 Coupe (V36) 3.7I V6
Consumption	7.9 L/100 km29.8 mpg US35.8 mpg UK	12 L/100 km19.6 mpg US23.5 mpg UK
Cost / 100 km	13.83 LC100 km	21.00 LC100 km
Cost / 100 mi	22.25 LC100 mi	33.80 LC100 mi
Annual fuel used	1,185 L313 US gal261 UK gal	1,800 L476 US gal396 UK gal
Annual fuel cost	2,074 LC/year	3,150 LC/year