2005 Audi A8 vs. 2007 Opel Zafira
To start off, 2007 Opel Zafira is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 4,178 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (335 HP @ 4000 RPM) has 187 more horse power than 2007 Opel Zafira. (148 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2007 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 317 kg more than 2007 Opel Zafira. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi A8 (430 Nm) has 110 more torque (in Nm) than 2007 Opel Zafira. (320 Nm). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Zafira.
Compare all specifications:
| 2005 Audi A8 | 2007 Opel Zafira | |
| Make | Audi | Opel |
| Model | A8 | Zafira |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 4178 cc | 1910 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 335 HP | 148 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 430 Nm | 320 Nm |
| Engine Bore Size | 85 mm | 82 mm |
| Engine Stroke Size | 93 mm | 90.4 mm |
| Engine Compression Ratio | 11.0:1 | 17.5:1 |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1945 kg | 1628 kg |
| Vehicle Length | 5060 mm | 4470 mm |
| Vehicle Width | 1900 mm | 1810 mm |
| Vehicle Height | 1450 mm | 1650 mm |
| Wheelbase Size | 2950 mm | 2710 mm |
| Fuel Consumption Overall | 11.8 L/100km | 6.4 L/100km |
| Fuel Tank Capacity | 90 L | 58 L |
