2006 Audi A3 vs. 1991 BMW 525
To start off, 2006 Audi A3 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 BMW 525. In addition, the cost of maintenance, including insurance, on 1991 BMW 525 would be higher. At 3,196 cc (6 cylinders), 2006 Audi A3 is equipped with a bigger engine. In terms of performance, 2006 Audi A3 (250 HP @ 6300 RPM) has 107 more horse power than 1991 BMW 525. (143 HP @ 4800 RPM). In normal driving conditions, 2006 Audi A3 should accelerate faster than 1991 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A3 weights approximately 320 kg more than 1991 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 1991 BMW 525. In wet, icy, snow, or gravel driving conditions, 2006 Audi A3 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, 2006 Audi A3 (320 Nm @ 2800 RPM) has 60 more torque (in Nm) than 1991 BMW 525. (260 Nm @ 2200 RPM). This means 2006 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW 525.
Compare all specifications:
| 2006 Audi A3 | 1991 BMW 525 | |
| Make | Audi | BMW |
| Model | A3 | 525 |
| Year Released | 2006 | 1991 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3196 cc | 2496 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 250 HP | 143 HP |
| Engine RPM | 6300 RPM | 4800 RPM |
| Torque | 320 Nm | 260 Nm |
| Torque RPM | 2800 RPM | 2200 RPM |
| Engine Bore Size | 84.1 mm | 80 mm |
| Engine Stroke Size | 95.9 mm | 83 mm |
| Engine Compression Ratio | 11.3:1 | 22.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1880 kg | 1560 kg |
| Vehicle Length | 4290 mm | 4730 mm |
| Vehicle Width | 1960 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2580 mm | 2770 mm |
| Fuel Tank Capacity | 55 L | 80 L |
