2005 Audi A4 vs. 2001 BMW Z3
To start off, 2005 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2001 BMW Z3. In addition, the cost of maintenance, including insurance, on 2001 BMW Z3 would be higher. At 2,488 cc (6 cylinders), 2001 BMW Z3 is equipped with a bigger engine. In terms of performance, 2001 BMW Z3 (185 HP @ 6000 RPM) has 15 more horse power than 2005 Audi A4. (170 HP @ 6500 RPM) In normal driving conditions, 2001 BMW Z3 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 255 kg more than 2001 BMW Z3.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2001 BMW Z3. In wet, icy, snow, or gravel driving conditions, 2005 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, 2001 BMW Z3 (237 Nm) has 12 more torque (in Nm) than 2005 Audi A4. (225 Nm). This means 2001 BMW Z3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2001 BMW Z3 | |
| Make | Audi | BMW |
| Model | A4 | Z3 |
| Year Released | 2005 | 2001 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1786 cc | 2488 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 170 HP | 185 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 225 Nm | 237 Nm |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 86 mm | 74.9 mm |
| Engine Compression Ratio | 9.3:1 | 10.5:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1610 kg | 1355 kg |
| Vehicle Length | 4550 mm | 4060 mm |
| Vehicle Width | 1770 mm | 1750 mm |
| Vehicle Height | 1430 mm | 1300 mm |
| Wheelbase Size | 2770 mm | 2450 mm |
| Fuel Tank Capacity | 66 L | 51 L |
