2005 Alfa Romeo 156 vs. 2009 Audi A8
To start off, 2009 Audi A8 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 4,172 cc, 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (329 HP @ 6500 RPM) has 181 more horse power than 2005 Alfa Romeo 156. (148 HP @ 6400 RPM) In normal driving conditions, 2009 Audi A8 should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 570 kg more than 2005 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A8 (431 Nm @ 3500 RPM) has 250 more torque (in Nm) than 2005 Alfa Romeo 156. (181 Nm @ 3800 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156. 2009 Audi A8 has automatic transmission and 2005 Alfa Romeo 156 has manual transmission. 2005 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2009 Audi A8 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | A8 |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 4172 cc |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 148 HP | 329 HP |
| Engine RPM | 6400 RPM | 6500 RPM |
| Torque | 181 Nm | 431 Nm |
| Torque RPM | 3800 RPM | 3500 RPM |
| Top Speed | 214 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 6.3 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1285 kg | 1855 kg |
| Vehicle Length | 4440 mm | 5060 mm |
| Vehicle Width | 1750 mm | 1900 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2600 mm | 2950 mm |
| Fuel Consumption Overall | 8.7 L/100km | 8.8 L/100km |
| Fuel Tank Capacity | 63 L | 90 L |
