The Comparative Analysis :
BMW 523i Automatic (07 - 10) vs. Audi A6 2.8 FSI quattro tiptronic (08 - 10)
€ 41,900
€ 45,600
€ 41,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 45,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The BMW 523i is 8.6 cm shorter, 0.9 cm narrower and 0.9 cm taller than the Audi A6 2.8 FSI.
BMW 523i
Audi A6 2.8 FSI
1468
1846
2036
1459
1855
2030
1846 mm
Width
1855 mm
2036 mm
Width Incl. Mirrors
2030 mm
1468 mm
Height
1459 mm
2888
4841
2843
4927
4841 mm
Length
4927 mm
2888 mm
Wheelbase
2843 mm
Vehicle Weight
BMW 523i
Audi A6 2.8 FSI
1600 kg
Kerb Weight
1755 kg
2085 kg
Gross Vehicle
Weight
Weight
2260 kg
Weight Difference:
155 kg
8.83 %
General
BMW 523i
Audi A6 2.8 FSI
E60
Generation
C6 (4F)
Saloon
Car Body Style
Saloon
Super Unleaded (98 RON)
Fuel Type
Unleaded (95 RON)

Rear-wheel drive
Drive
Permanent all-wheel drive

6-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
BMW 523i
Audi A6 2.8 FSI
Straight-six petrol engine (naturally aspirated engine)
Engine Type
V6 petrol engine (naturally aspirated engine)
BMW N53
Engine Series
N53-B25
Engine Code
CCEA

4
Valves
4
6
Cylinders
6
2497 CC
Engine Capacity
2773 CC
187 bhp
at 6100 rpm
Power
217 bhp
at 5750 rpm
BMW 523i
187 bhp
217 bhp
Audi A6 2.8 FSI
240 NM
at 3500 rpm
Max. Torque
280 NM
at 3000 rpm
BMW 523i
240 NM
280 NM
Audi A6 2.8 FSI
Performance
BMW 523i
Audi A6 2.8 FSI
147 mph
Maximum Speed
149 mph
8.7 sec
Acceleration 0 to 62 mph
7.7 sec
62 mph
62
mph
mph
121 m
0.000 sec
BMW 523i
62 mph
62
mph
mph
107 m
0.000 sec
Audi A6 2.8 FSI
▶ REPLAY
8.56 kg/bhp
Weight-to-Power Ratio
8.09 kg/bhp
BMW 523i
8.56 kg/bhp
8.09 kg/bhp
Audi A6 2.8 FSI
Fuel Economy / Emissions
BMW 523i
Audi A6 2.8 FSI
Fuel Economy
37 mpg
combined
31 mpg
BMW 523i
37 mpg
31 mpg
Audi A6 2.8 FSI
27 mpg
city
22 mpg
No data
motorway
No data
70 L
Fuel Tank Capacity
80 L
565 mi
Range
552 mi
BMW 523i
565 mi
552 mi
Audi A6 2.8 FSI
Environmental Impact
145.8 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).
170.4 kWh
BMW 523i
145.8 kWh
170.4 kWh
Audi A6 2.8 FSI
Euro 4
Emission Standard
Euro 5
181 g/km (NEFZ)
CO2 Emissions
212 g/km (NEFZ)
Practical Convenience
BMW 523i
Audi A6 2.8 FSI
4
Doors
4
5
No. of Seats
5
485 kg
Maximum Payload
505 kg
520 L
Boot Capacity
546 L










No data
Boot Capacity (Seats Down)
No data















