2007 Audi A8 vs. 2005 Opel Zafira
To start off, 2007 Audi A8 is newer by 2 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 5,996 cc, 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (444 HP @ 6200 RPM) has 324 more horse power than 2005 Opel Zafira. (120 HP @ 4000 RPM). In normal driving conditions, 2007 Audi A8 should accelerate faster than 2005 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A8 weights approximately 445 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 2007 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, 2007 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, 2007 Audi A8 (580 Nm @ 4000 RPM) has 300 more torque (in Nm) than 2005 Opel Zafira. (280 Nm @ 1500 RPM). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Zafira. 2007 Audi A8 has automatic transmission and 2005 Opel Zafira has manual transmission. 2005 Opel Zafira will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A8 | 2005 Opel Zafira | |
| Make | Audi | Opel |
| Model | A8 | Zafira |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 5996 cc | 2198 cc |
| Engine Type | W | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 120 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 580 Nm | 280 Nm |
| Torque RPM | 4000 RPM | 1500 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 90.2 mm | 98 mm |
| Engine Compression Ratio | 11.0:1 | 18.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 250 km/hour | 187 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 11.8 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1995 kg | 1550 kg |
| Vehicle Length | 5070 mm | 4320 mm |
| Vehicle Width | 1900 mm | 1750 mm |
| Vehicle Height | 1450 mm | 1640 mm |
| Wheelbase Size | 3080 mm | 2610 mm |
| Fuel Consumption Overall | 13.8 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 90 L | 58 L |
