2007 Audi A4 vs. 2002 BMW 320
To start off, 2007 Audi A4 is newer by 5 year(s). Which means there will be less support and parts availability for 2002 BMW 320. In addition, the cost of maintenance, including insurance, on 2002 BMW 320 would be higher. At 3,123 cc, 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 5100 RPM) has 104 more horse power than 2002 BMW 320. (148 HP @ 5900 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2002 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 233 kg more than 2002 BMW 320. 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 120 more torque (in Nm) than 2002 BMW 320. (210 Nm @ 3750 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2002 BMW 320.
Compare all specifications:
| 2007 Audi A4 | 2002 BMW 320 | |
| Make | Audi | BMW |
| Model | A4 | 320 |
| Year Released | 2007 | 2002 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 1995 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 148 HP |
| Engine RPM | 5100 RPM | 5900 RPM |
| Torque | 330 Nm | 210 Nm |
| Torque RPM | 3250 RPM | 3750 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 90 mm |
| Engine Compression Ratio | 12.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1698 kg | 1465 kg |
| Vehicle Length | 4580 mm | 4490 mm |
| Vehicle Width | 1400 mm | 1760 mm |
| Vehicle Height | 1780 mm | 1380 mm |
| Wheelbase Size | 2660 mm | 2730 mm |
| Fuel Tank Capacity | 70 L | 63 L |
