2007 Audi A4 vs. 2005 BMW 630
To start off, 2007 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 630. In addition, the cost of maintenance, including insurance, on 2005 BMW 630 would be higher. At 2,999 cc (6 cylinders), 2005 BMW 630 is equipped with a bigger engine. In terms of performance, 2005 BMW 630 (254 HP @ 6600 RPM) has 53 more horse power than 2007 Audi A4. (201 HP @ 4500 RPM) In normal driving conditions, 2005 BMW 630 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 630 weights approximately 59 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 BMW 630. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi A4 (450 Nm @ 1400 RPM) has 150 more torque (in Nm) than 2005 BMW 630. (300 Nm @ 2500 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 630.
Compare all specifications:
| 2007 Audi A4 | 2005 BMW 630 | |
| Make | Audi | BMW |
| Model | A4 | 630 |
| Year Released | 2007 | 2005 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 2999 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 254 HP |
| Engine RPM | 4500 RPM | 6600 RPM |
| Torque | 450 Nm | 300 Nm |
| Torque RPM | 1400 RPM | 2500 RPM |
| Engine Compression Ratio | 17.0:1 | 10.7:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 226 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 6.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1705 kg | 1764 kg |
| Vehicle Length | 4590 mm | 4830 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2650 mm | 2670 mm |
| Fuel Consumption Overall | 8.3 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 66 L | 70 L |
