2005 Audi S4 vs. 2003 BMW 330
To start off, 2005 Audi S4 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 BMW 330. In addition, the cost of maintenance, including insurance, on 2003 BMW 330 would be higher. At 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (339 HP @ 7000 RPM) has 155 more horse power than 2003 BMW 330. (184 HP @ 4000 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 2003 BMW 330. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 330 weights approximately 130 kg more than 2005 Audi S4.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2005 Audi S4 (430 Nm @ 3500 RPM) has 20 more torque (in Nm) than 2003 BMW 330. (410 Nm @ 1500 RPM). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 330.
Compare all specifications:
| 2005 Audi S4 | 2003 BMW 330 | |
| Make | Audi | BMW |
| Model | S4 | 330 |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2996 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 339 HP | 184 HP |
| Engine RPM | 7000 RPM | 4000 RPM |
| Torque | 430 Nm | 410 Nm |
| Torque RPM | 3500 RPM | 1500 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 90 mm |
| Engine Compression Ratio | 11.0:1 | 17.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1675 kg | 1805 kg |
| Vehicle Length | 4580 mm | 4480 mm |
| Vehicle Width | 1790 mm | 1750 mm |
| Vehicle Height | 1420 mm | 1420 mm |
| Wheelbase Size | 2580 mm | 2840 mm |
| Fuel Tank Capacity | 66 L | 63 L |
