The Comparative Analysis :
Audi S4 (09 - 11) vs. BMW 318i (05 - 07)
€ 52,100
€ 26,800
€ 52,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 26,800
ⓘ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 Audi S4 is 7.8 inches longer, 0.4 inches wider and 0.6 inches lower than the BMW 318i.
Audi S4
BMW 318i
55.4
71.9
80.3
55.9
71.5
78.3
71.9 in
Width
71.5 in
80.3 in
Width Incl. Mirrors
78.3 in
55.4 in
Height
55.9 in
110.7
185.7
108.7
178
185.7 in
Length
178 in
110.7 in
Wheelbase
108.7 in
Vehicle Weight
Audi S4
BMW 318i
3803 lb
Curb Weight
3164 lb
4850 lb
Gross Vehicle
Weight
Weight
4145 lb
Weight Difference:
639 lb
16.8 %
General
Audi S4
BMW 318i
B8 (8K)
Generation
E90
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded

Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Audi S4
BMW 318i
V6 gasoline engine with compressor
Engine Type
Straight-four gasoline engine (naturally aspirated engine)
Engine Series
BMW N46
CAKA, CCBA
Engine Code
N46-B20

4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
328 hp
at 5500 rpm
Power
127 hp
at 5750 rpm
Audi S4
328 hp
127 hp
BMW 318i
325 lb‑ft
at 2900 rpm
Max. Torque
133 lb‑ft
at 3250 rpm
Audi S4
325 lb‑ft
133 lb‑ft
BMW 318i
Performance
Audi S4
BMW 318i
155 mph
Maximum Speed
129 mph
5.1 sec
Acceleration 0 to 62 mph
10 sec
62 mph
62
mph
mph
233 ft
0.000 sec
Audi S4
62 mph
62
mph
mph
456 ft
0.000 sec
BMW 318i
▶ REPLAY
11.59 lb/hp
Weight-to-Power Ratio
24.91 lb/hp
Audi S4
11.59 lb/hp
24.91 lb/hp
BMW 318i
Fuel Economy / Emissions
Audi S4
BMW 318i
Fuel Economy
24 mpg
combined
32 mpg
Audi S4
24 mpg
32 mpg
BMW 318i
17 mpg
city
24 mpg
No data
highway
No data
16.9 gal
Fuel Tank Capacity
16.6 gal
398 mi
Range
536 mi
Audi S4
398 mi
536 mi
BMW 318i
Environmental Impact
189.4 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).
138.2 kWh
Audi S4
189.4 kWh
138.2 kWh
BMW 318i
Euro 5
Emission Standard
Euro 4
377 g/mi (NEFZ)
CO2 Emissions
282 g/mi (NEFZ)
Practical Convenience
Audi S4
BMW 318i
4
Doors
4
5
No. of Seats
5
1047 lb
Maximum Payload
981 lb
13.6 cu ft
Trunk Volume
13 cu ft










No data
Cargo Volume (Seats Down)
No data





















