2005 Audi A8 vs. 2001 BMW Z3
To start off, 2005 Audi A8 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 4,170 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (330 HP @ 6500 RPM) has 101 more horse power than 2001 BMW Z3. (229 HP @ 5900 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2001 BMW Z3. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 410 kg more than 2001 BMW Z3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A8 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 A8 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, 2005 Audi A8 (430 Nm @ 3500 RPM) has 130 more torque (in Nm) than 2001 BMW Z3. (300 Nm @ 3500 RPM). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW Z3.
Compare all specifications:
| 2005 Audi A8 | 2001 BMW Z3 | |
| Make | Audi | BMW |
| Model | A8 | Z3 |
| Year Released | 2005 | 2001 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4170 cc | 2979 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 330 HP | 229 HP |
| Engine RPM | 6500 RPM | 5900 RPM |
| Torque | 430 Nm | 300 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 93 mm | 89.6 mm |
| Engine Compression Ratio | 11.0:1 | 10.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 242 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 6.3 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1855 kg | 1445 kg |
| Vehicle Length | 5060 mm | 4030 mm |
| Vehicle Width | 1900 mm | 1750 mm |
| Vehicle Height | 1450 mm | 1310 mm |
| Wheelbase Size | 2770 mm | 2450 mm |
| Fuel Tank Capacity | 90 L | 51 L |
