2007 Audi A4 vs. 2004 BMW 630
To start off, 2007 Audi A4 is newer by 3 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 3,123 cc, 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 BMW 630 (254 HP @ 6600 RPM) has 2 more horse power than 2007 Audi A4. (252 HP @ 5100 RPM) In normal driving conditions, 2004 BMW 630 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 630 weights approximately 78 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.
Let's talk about torque, 2007 Audi A4 (330 Nm @ 3250 RPM) has 30 more torque (in Nm) than 2004 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 2004 BMW 630. 2004 BMW 630 has automatic transmission and 2007 Audi A4 has manual transmission. 2007 Audi A4 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:
| 2007 Audi A4 | 2004 BMW 630 | |
| Make | Audi | BMW |
| Model | A4 | 630 |
| Year Released | 2007 | 2004 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2983 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 254 HP |
| Engine RPM | 5100 RPM | 6600 RPM |
| Torque | 330 Nm | 300 Nm |
| Torque RPM | 3250 RPM | 2500 RPM |
| Engine Bore Size | 84.5 mm | 85 mm |
| Engine Stroke Size | 92.8 mm | 88 mm |
| Engine Compression Ratio | 12.5:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 7.2 seconds |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1698 kg | 1776 kg |
| Vehicle Length | 4580 mm | 4830 mm |
| Vehicle Width | 1400 mm | 1860 mm |
| Vehicle Height | 1780 mm | 1380 mm |
| Wheelbase Size | 2660 mm | 2730 mm |
| Fuel Consumption Overall | 11 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
