2003 Alfa Romeo 166 vs. 2005 Alfa Romeo Spider
To start off, 2005 Alfa Romeo Spider is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 2,957 cc (6 cylinders), 2005 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo Spider (215 HP @ 5000 RPM) has 67 more horse power than 2003 Alfa Romeo 166. (148 HP @ 4000 RPM) In normal driving conditions, 2005 Alfa Romeo Spider should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 187 kg more than 2005 Alfa Romeo Spider.
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 166 (300 Nm @ 1800 RPM) has 35 more torque (in Nm) than 2005 Alfa Romeo Spider. (265 Nm @ 5000 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo Spider.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2005 Alfa Romeo Spider | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 166 | Spider |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 2957 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 215 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 300 Nm | 265 Nm |
| Torque RPM | 1800 RPM | 5000 RPM |
| Engine Bore Size | 82 mm | 93 mm |
| Engine Stroke Size | 90.4 mm | 72.6 mm |
| Engine Compression Ratio | 18.5:1 | 10.0:1 |
| Top Speed | 210 km/hour | 235 km/hour |
| Acceleration 0-100mph | 9.9 seconds | 7.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1542 kg | 1355 kg |
| Vehicle Length | 4730 mm | 4290 mm |
| Vehicle Width | 1810 mm | 1790 mm |
| Vehicle Height | 1420 mm | 1320 mm |
| Wheelbase Size | 2600 mm | 2600 mm |
| Fuel Consumption Overall | 7.5 L/100km | 11 L/100km |
| Fuel Tank Capacity | 69 L | 70 L |
