2008 Audi A8 vs. 2005 Opel Zafira
To start off, 2008 Audi A8 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Opel Zafira. In addition, the cost of maintenance, including insurance, on 2005 Opel Zafira would be higher. At 3,936 cc (8 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (271 HP @ 3750 RPM) has 148 more horse power than 2005 Opel Zafira. (123 HP @ 5600 RPM). In normal driving conditions, 2008 Audi A8 should accelerate faster than 2005 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 499 kg more than 2005 Opel Zafira. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Zafira. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi A8 (650 Nm @ 1800 RPM) has 480 more torque (in Nm) than 2005 Opel Zafira. (170 Nm @ 3800 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Zafira.
Compare all specifications:
| 2008 Audi A8 | 2005 Opel Zafira | |
| Make | Audi | Opel |
| Model | A8 | Zafira |
| Year Released | 2008 | 2005 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 271 HP | 123 HP |
| Engine RPM | 3750 RPM | 5600 RPM |
| Torque | 650 Nm | 170 Nm |
| Torque RPM | 1800 RPM | 3800 RPM |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Top Speed | 250 km/hour | 175 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 13 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1944 kg | 1445 kg |
| Vehicle Length | 5190 mm | 4320 mm |
| Vehicle Width | 1900 mm | 1750 mm |
| Vehicle Height | 1460 mm | 1640 mm |
| Wheelbase Size | 3080 mm | 2610 mm |
| Fuel Tank Capacity | 90 L | 58 L |
