1991 Audi S2 vs. 2006 BMW 525
To start off, 2006 BMW 525 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Audi S2. In addition, the cost of maintenance, including insurance, on 1991 Audi S2 would be higher. At 2,999 cc, 2006 BMW 525 is equipped with a bigger engine. In terms of performance, 1991 Audi S2 (216 HP @ 5900 RPM) has 1 more horse power than 2006 BMW 525. (215 HP @ 6250 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 2006 BMW 525.
Because 1991 Audi S2 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 525. In wet, icy, snow, or gravel driving conditions, 1991 Audi S2 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, 1991 Audi S2 (309 Nm @ 1950 RPM) has 58 more torque (in Nm) than 2006 BMW 525. (251 Nm @ 2750 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 525.
Compare all specifications:
| 1991 Audi S2 | 2006 BMW 525 | |
| Make | Audi | BMW |
| Model | S2 | 525 |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 2999 cc |
| Horse Power | 216 HP | 215 HP |
| Engine RPM | 5900 RPM | 6250 RPM |
| Torque | 309 Nm | 251 Nm |
| Torque RPM | 1950 RPM | 2750 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4410 mm | 4860 mm |
| Vehicle Width | 1720 mm | 1850 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2560 mm | 2890 mm |
| Fuel Consumption Highway | 9.3 L/100km | 7.8 L/100km |
| Fuel Consumption City | 14.3 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 8.3 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
