The Comparative Analysis :
BMW 640i Gran Turismo xDrive Steptronic (17 - ..) vs. Audi A7 Sportback 3.0 TFSI quattro S tronic (14 - 16)
€ 71,500
![BMW 640i Gran Turismo xDrive Steptronic (17 - ..)](graphbase/cars/cars_big_png/BMW_6er_G32.png)
€ 62,700
![Audi A7 Sportback 3.0 TFSI quattro S tronic (14 - 16)](graphbase/cars/cars_big/Audi_A7_C7-14.webp)
€ 71,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 62,700
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The BMW 640i Gran Turismo is 4.6 inches longer, 0.4 inches narrower and 4.7 inches taller than the Audi A7 Sportback 3.0 TFSI.
BMW 640i Gran Turismo
Audi A7 Sportback 3.0 TFSI
60.6
74.9
85
55.9
75.2
84.2
74.9 in
Width
75.2 in
85 in
Width Incl. Mirrors
84.2 in
60.6 in
Height
55.9 in
120.9
200.4
114.7
195.8
200.4 in
Length
195.8 in
120.9 in
Wheelbase
114.7 in
Vehicle Weight
BMW 640i Gran Turismo
Audi A7 Sportback 3.0 TFSI
4222 lb
Curb Weight
4156 lb
5545 lb
Gross Vehicle
Weight
Weight
5335 lb
![BMW 640i Gran Turismo xDrive Steptronic (17 - ..)](graphbase/cars/cars_big_png/BMW_6er_G32.png)
Weight Difference:
66 lb
1.56 %
![Audi A7 Sportback 3.0 TFSI quattro S tronic (14 - 16)](graphbase/cars/cars_big_png/Audi_A7_C7-14.png)
General
BMW 640i Gran Turismo
Audi A7 Sportback 3.0 TFSI
G32
Generation
C7 (4G)
Hatchback
Car Body Style
Hatchback
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
![](graphbase/drivetrain/AWD.png)
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
![](graphbase/drivetrain/AWD.png)
8-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
BMW 640i Gran Turismo
Audi A7 Sportback 3.0 TFSI
Straight-six gasoline engine with turbocharger
Engine Type
V6 gasoline engine with compressor
BMW B58
Engine Series
B58-B30
Engine Code
CREC
![](graphbase/engines/BMW_B58.png)
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
335 hp
at 5500 rpm
Power
328 hp
at 5300 rpm
BMW 640i Gran Turismo
335 hp
328 hp
Audi A7 Sportback 3.0 TFSI
332 lb‑ft
at 1380 rpm
Max. Torque
325 lb‑ft
at 2900 rpm
BMW 640i Gran Turismo
332 lb‑ft
325 lb‑ft
Audi A7 Sportback 3.0 TFSI
Performance
BMW 640i Gran Turismo
Audi A7 Sportback 3.0 TFSI
155 mph
Maximum Speed
155 mph
5.2 sec
Acceleration 0 to 62 mph
5.3 sec
62 mph
62
mph
mph
236 ft
0.000 sec
![](graphbase/cars/cars_small_png/BMW_6er_G32.png)
BMW 640i Gran Turismo
62 mph
62
mph
mph
243 ft
0.000 sec
![](graphbase/cars/cars_small_png/Audi_A7_C7-14.png)
Audi A7 Sportback 3.0 TFSI
▶ REPLAY
12.6 lb/hp
Weight-to-Power Ratio
12.67 lb/hp
BMW 640i Gran Turismo
12.6 lb/hp
12.67 lb/hp
Audi A7 Sportback 3.0 TFSI
Fuel Economy / Emissions
BMW 640i Gran Turismo
Audi A7 Sportback 3.0 TFSI
Fuel Economy
31 mpg
combined
31 mpg
BMW 640i Gran Turismo
31 mpg
31 mpg
Audi A7 Sportback 3.0 TFSI
25 mpg
city
23 mpg
No data
highway
No data
18 gal
Fuel Tank Capacity
19.8 gal
556 mi
Range
605 mi
BMW 640i Gran Turismo
556 mi
605 mi
Audi A7 Sportback 3.0 TFSI
Environmental Impact
144 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
145.8 kWh
BMW 640i Gran Turismo
144 kWh
145.8 kWh
Audi A7 Sportback 3.0 TFSI
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6b (NEFZ)
323 g/mi (WLTP)
CO2 Emissions
286 g/mi (NEFZ)
Practical Convenience
BMW 640i Gran Turismo
Audi A7 Sportback 3.0 TFSI
5
Doors
5
5
No. of Seats
4
1323 lb
Maximum Payload
1179 lb
17.3 cu ft
Trunk Volume
15.1 cu ft
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KM.png)
![](graphbase/koffer/KS.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KS.png)
51 cu ft
Cargo Volume (Seats Down)
39.4 cu ft