2005 Audi A8 vs. 2009 Volkswagen Jetta
To start off, 2009 Volkswagen Jetta is newer by 4 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 3,936 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (271 HP @ 3750 RPM) has 157 more horse power than 2009 Volkswagen Jetta. (114 HP @ 5200 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2009 Volkswagen Jetta. With that said, vehicle weight also plays an important factor in acceleration. 2009 Volkswagen Jetta weights approximately 540 kg more than 2005 Audi A8.
Because 2005 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Volkswagen Jetta. 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 (650 Nm @ 1800 RPM) has 480 more torque (in Nm) than 2009 Volkswagen Jetta. (170 Nm @ 2400 RPM). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Volkswagen Jetta. 2005 Audi A8 has automatic transmission and 2009 Volkswagen Jetta has manual transmission. 2009 Volkswagen Jetta will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A8 | 2009 Volkswagen Jetta | |
| Make | Audi | Volkswagen |
| Model | A8 | Jetta |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 1984 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 114 HP |
| Engine RPM | 3750 RPM | 5200 RPM |
| Torque | 650 Nm | 170 Nm |
| Torque RPM | 1800 RPM | 2400 RPM |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 245 km/hour | 189 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 11.3 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1770 kg | 2310 kg |
| Vehicle Length | 5190 mm | 4560 mm |
| Vehicle Width | 1900 mm | 1790 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 3080 mm | 2580 mm |
| Fuel Consumption Overall | 9.6 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 90 L | 55 L |
