2006 Alfa Romeo 166 vs. 2003 Alfa Romeo GT
To start off, 2006 Alfa Romeo 166 is newer by 3 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 3,172 cc (6 cylinders), 2003 Alfa Romeo GT is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo GT (237 HP @ 6200 RPM) has 89 more horse power than 2006 Alfa Romeo 166. (148 HP @ 6500 RPM) In normal driving conditions, 2003 Alfa Romeo GT should accelerate faster than 2006 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 166 weights approximately 85 kg more than 2003 Alfa Romeo GT.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2003 Alfa Romeo GT (305 Nm @ 4800 RPM) has 124 more torque (in Nm) than 2006 Alfa Romeo 166. (181 Nm @ 3800 RPM). This means 2003 Alfa Romeo GT will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 166.
Compare all specifications:
| 2006 Alfa Romeo 166 | 2003 Alfa Romeo GT | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 166 | GT |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 3172 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 237 HP |
| Engine RPM | 6500 RPM | 6200 RPM |
| Torque | 181 Nm | 305 Nm |
| Torque RPM | 3800 RPM | 4800 RPM |
| Engine Bore Size | 83 mm | 93 mm |
| Engine Stroke Size | 91 mm | 78 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Top Speed | 211 km/hour | 243 km/hour |
| Acceleration 0-100mph | 9.8 seconds | 6.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1495 kg | 1410 kg |
| Vehicle Length | 4730 mm | 4500 mm |
| Vehicle Width | 1810 mm | 1770 mm |
| Vehicle Height | 1420 mm | 1360 mm |
| Wheelbase Size | 2710 mm | 2550 mm |
| Fuel Consumption Overall | 9.9 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 69 L | 63 L |
