2007 Audi A8 vs. 2005 BMW 745
To start off, 2007 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 745. In addition, the cost of maintenance, including insurance, on 2005 BMW 745 would be higher. At 4,397 cc (8 cylinders), 2005 BMW 745 is equipped with a bigger engine. In terms of performance, 2005 BMW 745 (328 HP @ 6000 RPM) has 98 more horse power than 2007 Audi A8. (230 HP @ 4000 RPM) In normal driving conditions, 2005 BMW 745 should accelerate faster than 2007 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 745 weights approximately 115 kg more than 2007 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2005 BMW 745. In wet, icy, snow, or gravel driving conditions, 2007 Audi A8 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, both vehicles can yield 450 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2007 Audi A8 | 2005 BMW 745 | |
| Make | Audi | BMW |
| Model | A8 | 745 |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 4397 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 230 HP | 328 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 450 Nm | 450 Nm |
| Torque RPM | 1400 RPM | 3600 RPM |
| Engine Compression Ratio | 17.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 238 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 6.3 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1830 kg | 1945 kg |
| Vehicle Length | 5060 mm | 5040 mm |
| Vehicle Width | 1900 mm | 1910 mm |
| Vehicle Height | 1450 mm | 1500 mm |
| Wheelbase Size | 3080 mm | 3000 mm |
| Fuel Consumption Overall | 8.4 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 90 L | 88 L |
