2005 BMW 325 vs. 2003 Audi S3
To start off, 2005 BMW 325 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Audi S3. In addition, the cost of maintenance, including insurance, on 2003 Audi S3 would be higher. At 2,497 cc (6 cylinders), 2005 BMW 325 is equipped with a bigger engine. In terms of performance, 2003 Audi S3 (222 HP @ 5900 RPM) has 7 more horse power than 2005 BMW 325. (215 HP @ 6500 RPM) In normal driving conditions, 2003 Audi S3 should accelerate faster than 2005 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 325 weights approximately 71 kg more than 2003 Audi S3.
Let's talk about torque, 2003 Audi S3 (280 Nm @ 2200 RPM) has 30 more torque (in Nm) than 2005 BMW 325. (250 Nm @ 2750 RPM). This means 2003 Audi S3 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 325.
Compare all specifications:
| 2005 BMW 325 | 2003 Audi S3 | |
| Make | BMW | Audi |
| Model | 325 | S3 |
| Year Released | 2005 | 2003 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1779 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 222 HP |
| Engine RPM | 6500 RPM | 5900 RPM |
| Torque | 250 Nm | 280 Nm |
| Torque RPM | 2750 RPM | 2200 RPM |
| Engine Bore Size | 82 mm | 81 mm |
| Engine Stroke Size | 78.8 mm | 86.4 mm |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1494 kg | 1423 kg |
| Vehicle Length | 4480 mm | 4170 mm |
| Vehicle Width | 1820 mm | 1770 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2730 mm | 2530 mm |
| Fuel Tank Capacity | 63 L | 62 L |
