2003 Alfa Romeo GT vs. 2009 Alpina B5
To start off, 2009 Alpina B5 is newer by 6 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 4,398 cc (8 cylinders), 2009 Alpina B5 is equipped with a bigger engine. In terms of performance, 2009 Alpina B5 (493 HP @ 5500 RPM) has 331 more horse power than 2003 Alfa Romeo GT. (162 HP @ 6400 RPM) In normal driving conditions, 2009 Alpina B5 should accelerate faster than 2003 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alpina B5 weights approximately 380 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 2009 Alpina B5 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Alpina B5. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo GT, being front wheel drive (FWD), will offer much better control with better grip. 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 Alpina B5 (700 Nm @ 4250 RPM) has 494 more torque (in Nm) than 2003 Alfa Romeo GT. (206 Nm @ 3250 RPM). This means 2009 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo GT. 2009 Alpina B5 has automatic transmission and 2003 Alfa Romeo GT has manual transmission. 2003 Alfa Romeo GT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Alpina B5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo GT | 2009 Alpina B5 | |
| Make | Alfa Romeo | Alpina |
| Model | GT | B5 |
| Year Released | 2003 | 2009 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 4398 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 162 HP | 493 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 206 Nm | 700 Nm |
| Torque RPM | 3250 RPM | 4250 RPM |
| Engine Compression Ratio | 11.3:1 | 9.0:1 |
| Acceleration 0-100mph | 8.7 seconds | 4.7 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1340 kg | 1720 kg |
| Vehicle Length | 4500 mm | 4850 mm |
| Vehicle Width | 1770 mm | 1850 mm |
| Vehicle Height | 1370 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2890 mm |
| Fuel Consumption Overall | 8.7 L/100km | 12.3 L/100km |
| Fuel Tank Capacity | 60 L | 70 L |
