2003 Alfa Romeo 166 vs. 2010 Volkswagen Jetta
To start off, 2010 Volkswagen Jetta is newer by 7 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 2,500 cc (5 cylinders), 2010 Volkswagen Jetta is equipped with a bigger engine. In terms of performance, 2010 Volkswagen Jetta (170 HP @ 5700 RPM) has 22 more horse power than 2003 Alfa Romeo 166. (148 HP @ 6300 RPM) In normal driving conditions, 2010 Volkswagen Jetta should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2010 Volkswagen Jetta weights approximately 70 kg more than 2003 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2010 Volkswagen Jetta (240 Nm @ 4250 RPM) has 58 more torque (in Nm) than 2003 Alfa Romeo 166. (182 Nm @ 3800 RPM). This means 2010 Volkswagen Jetta will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 166. 2010 Volkswagen Jetta has automatic transmission and 2003 Alfa Romeo 166 has manual transmission. 2003 Alfa Romeo 166 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Volkswagen Jetta will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2010 Volkswagen Jetta | |
| Make | Alfa Romeo | Volkswagen |
| Model | 166 | Jetta |
| Year Released | 2003 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 2500 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 170 HP |
| Engine RPM | 6300 RPM | 5700 RPM |
| Torque | 182 Nm | 240 Nm |
| Torque RPM | 3800 RPM | 4250 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1420 kg | 1490 kg |
| Vehicle Length | 4730 mm | 4554 mm |
| Vehicle Width | 1810 mm | 1781 mm |
| Vehicle Height | 1420 mm | 1458 mm |
| Wheelbase Size | 2600 mm | 2578 mm |
| Fuel Consumption | 7.3 L/100km | 7.8 L/100km |
| Fuel Consumption City | 13.8 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 69 L | 55 L |
