2008 Audi S4 vs. 2004 BMW 318
To start off, 2008 Audi S4 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 BMW 318. In addition, the cost of maintenance, including insurance, on 2004 BMW 318 would be higher. At 4,161 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (340 HP @ 7000 RPM) has 227 more horse power than 2004 BMW 318. (113 HP @ 4000 RPM). In normal driving conditions, 2008 Audi S4 should accelerate faster than 2004 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 318 weights approximately 310 kg more than 2008 Audi S4.
Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 318. In wet, icy, snow, or gravel driving conditions, 2008 Audi S4 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2008 Audi S4 (410 Nm @ 3500 RPM) has 55 more torque (in Nm) than 2004 BMW 318. (355 Nm @ 1750 RPM). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 318.
Compare all specifications:
| 2008 Audi S4 | 2004 BMW 318 | |
| Make | Audi | BMW |
| Model | S4 | 318 |
| Year Released | 2008 | 2004 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 113 HP |
| Engine RPM | 7000 RPM | 4000 RPM |
| Torque | 410 Nm | 355 Nm |
| Torque RPM | 3500 RPM | 1750 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1160 kg | 1470 kg |
| Vehicle Length | 4590 mm | 4270 mm |
| Vehicle Width | 1790 mm | 1760 mm |
| Vehicle Height | 1420 mm | 1410 mm |
| Wheelbase Size | 2660 mm | 2730 mm |
| Fuel Consumption Overall | 15.7 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 63 L | 63 L |
