2004 Audi A4 vs. 2002 BMW Z3
To start off, 2004 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2002 BMW Z3. In addition, the cost of maintenance, including insurance, on 2002 BMW Z3 would be higher. At 2,990 cc (6 cylinders), 2002 BMW Z3 is equipped with a bigger engine. In terms of performance, 2002 BMW Z3 (229 HP @ 5900 RPM) has 42 more horse power than 2004 Audi A4. (187 HP @ 5100 RPM) In normal driving conditions, 2002 BMW Z3 should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 135 kg more than 2002 BMW Z3.
Because 2004 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2002 BMW Z3. In wet, icy, snow, or gravel driving conditions, 2004 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, 2002 BMW Z3 (300 Nm @ 3500 RPM) has 20 more torque (in Nm) than 2004 Audi A4. (280 Nm @ 1800 RPM). This means 2002 BMW Z3 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4.
Compare all specifications:
| 2004 Audi A4 | 2002 BMW Z3 | |
| Make | Audi | BMW |
| Model | A4 | Z3 |
| Year Released | 2004 | 2002 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2990 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 187 HP | 229 HP |
| Engine RPM | 5100 RPM | 5900 RPM |
| Torque | 280 Nm | 300 Nm |
| Torque RPM | 1800 RPM | 3500 RPM |
| Engine Bore Size | 82.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 89.6 mm |
| Engine Compression Ratio | 10.5:1 | 10.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 233 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.5 seconds | 6 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1540 kg | 1405 kg |
| Vehicle Length | 4590 mm | 4030 mm |
| Vehicle Width | 1780 mm | 1750 mm |
| Vehicle Height | 1430 mm | 1310 mm |
| Wheelbase Size | 2470 mm | 2450 mm |
| Fuel Tank Capacity | 63 L | 51 L |
