2005 Audi A8 vs. 2004 BMW 630
To start off, 2005 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 BMW 630. In addition, the cost of maintenance, including insurance, on 2004 BMW 630 would be higher. At 2,983 cc (6 cylinders), 2004 BMW 630 is equipped with a bigger engine. In terms of performance, 2004 BMW 630 (254 HP @ 6600 RPM) has 36 more horse power than 2005 Audi A8. (218 HP @ 6300 RPM) In normal driving conditions, 2004 BMW 630 should accelerate faster than 2005 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 630 weights approximately 876 kg more than 2005 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 BMW 630 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 630. However, in wet, icy, snow, or gravel driving conditions, 2005 Audi A8, 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, both vehicles can yield 300 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. 2004 BMW 630 has automatic transmission and 2005 Audi A8 has manual transmission. 2005 Audi A8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 BMW 630 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A8 | 2004 BMW 630 | |
| Make | Audi | BMW |
| Model | A8 | 630 |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 2983 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 218 HP | 254 HP |
| Engine RPM | 6300 RPM | 6600 RPM |
| Torque | 300 Nm | 300 Nm |
| Torque RPM | 8200 RPM | 2500 RPM |
| Engine Bore Size | 82.5 mm | 85 mm |
| Engine Stroke Size | 92.8 mm | 88 mm |
| Engine Compression Ratio | 11.0:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 242 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 7.2 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 900 kg | 1776 kg |
| Vehicle Length | 5190 mm | 4830 mm |
| Vehicle Width | 1900 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1380 mm |
| Wheelbase Size | 3080 mm | 2730 mm |
| Fuel Consumption Overall | 9.6 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 90 L | 70 L |
