1991 Audi 100 vs. 2004 BMW 325
To start off, 2004 BMW 325 is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 2,771 cc (6 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (171 HP @ 5500 RPM) has 55 more horse power than 2004 BMW 325. (116 HP @ 4800 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 2004 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 120 kg more than 2004 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 BMW 325 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2004 BMW 325. However, in wet, icy, snow, or gravel driving conditions, 1991 Audi 100, being front wheel drive (FWD), will offer much better control with better grip. 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, 1991 Audi 100 (250 Nm @ 3000 RPM) has 30 more torque (in Nm) than 2004 BMW 325. (220 Nm @ 2400 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 325.
Compare all specifications:
| 1991 Audi 100 | 2004 BMW 325 | |
| Make | Audi | BMW |
| Model | 100 | 325 |
| Year Released | 1991 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 171 HP | 116 HP |
| Engine RPM | 5500 RPM | 4800 RPM |
| Torque | 250 Nm | 220 Nm |
| Torque RPM | 3000 RPM | 2400 RPM |
| Engine Bore Size | 82.5 mm | 80 mm |
| Engine Stroke Size | 86.4 mm | 83 mm |
| Engine Compression Ratio | 10.3:1 | 22.0:1 |
| Top Speed | 212 km/hour | 187 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 12.3 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1330 kg |
| Vehicle Length | 4800 mm | 4330 mm |
| Vehicle Width | 1780 mm | 1650 mm |
| Vehicle Height | 1450 mm | 1390 mm |
| Wheelbase Size | 2690 mm | 2510 mm |
| Fuel Tank Capacity | 80 L | 55 L |
