2003 Alfa Romeo GT vs. 2005 Audi A8
To start off, 2005 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo GT. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo GT would be higher. At 5,998 cc, 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (450 HP @ 6300 RPM) has 288 more horse power than 2003 Alfa Romeo GT. (162 HP @ 6400 RPM) In normal driving conditions, 2005 Audi A8 should accelerate faster than 2003 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 805 kg more than 2003 Alfa Romeo GT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alfa Romeo GT. 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 (560 Nm) has 354 more torque (in Nm) than 2003 Alfa Romeo GT. (206 Nm). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo GT.
Compare all specifications:
| 2003 Alfa Romeo GT | 2005 Audi A8 | |
| Make | Alfa Romeo | Audi |
| Model | GT | A8 |
| Year Released | 2003 | 2005 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 5998 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 162 HP | 450 HP |
| Engine RPM | 6400 RPM | 6300 RPM |
| Torque | 206 Nm | 560 Nm |
| Engine Bore Size | 83.1 mm | 84.1 mm |
| Engine Stroke Size | 91 mm | 90 mm |
| Engine Compression Ratio | 11.3:1 | 11.0:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1340 kg | 2145 kg |
| Vehicle Length | 4500 mm | 5200 mm |
| Vehicle Width | 1770 mm | 1900 mm |
| Vehicle Height | 1370 mm | 1460 mm |
| Wheelbase Size | 2710 mm | 3080 mm |
| Fuel Consumption | 6.8 L/100km | 11.2 L/100km |
| Fuel Consumption City | 12.3 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 8.7 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 60 L | 90 L |
