2001 BMW 745 vs. 2006 Audi A4
To start off, 2006 Audi A4 is newer by 5 year(s). Which means there will be less support and parts availability for 2001 BMW 745. In addition, the cost of maintenance, including insurance, on 2001 BMW 745 would be higher. At 4,398 cc (8 cylinders), 2001 BMW 745 is equipped with a bigger engine. In terms of performance, 2001 BMW 745 (325 HP @ 6100 RPM) has 73 more horse power than 2006 Audi A4. (252 HP @ 6500 RPM). In normal driving conditions, 2001 BMW 745 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2001 BMW 745 weights approximately 710 kg more than 2006 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2001 BMW 745. In wet, icy, snow, or gravel driving conditions, 2006 Audi A4 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, 2001 BMW 745 (450 Nm @ 3600 RPM) has 119 more torque (in Nm) than 2006 Audi A4. (331 Nm @ 3250 RPM). This means 2001 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2001 BMW 745 | 2006 Audi A4 | |
| Make | BMW | Audi |
| Model | 745 | A4 |
| Year Released | 2001 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 3189 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 325 HP | 252 HP |
| Engine RPM | 6100 RPM | 6500 RPM |
| Torque | 450 Nm | 331 Nm |
| Torque RPM | 3600 RPM | 3250 RPM |
| Engine Bore Size | 92 mm | 84.5 mm |
| Engine Stroke Size | 82.7 mm | 92.8 mm |
| Top Speed | 250 km/hour | 254 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 6.4 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1985 kg | 1275 kg |
| Vehicle Length | 5140 mm | 4550 mm |
| Vehicle Width | 1910 mm | 1780 mm |
| Vehicle Height | 1500 mm | 1430 mm |
| Wheelbase Size | 3140 mm | 2660 mm |
| Fuel Tank Capacity | 88 L | 70 L |
