1999 Opel Astra vs. 2001 Alfa Romeo 166
To start off, 2001 Alfa Romeo 166 is newer by 2 year(s). Which means there will be less support and parts availability for 1999 Opel Astra. In addition, the cost of maintenance, including insurance, on 1999 Opel Astra would be higher. At 2,959 cc (6 cylinders), 2001 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2001 Alfa Romeo 166 (226 HP @ 6200 RPM) has 138 more horse power than 1999 Opel Astra. (88 HP @ 6000 RPM) In normal driving conditions, 2001 Alfa Romeo 166 should accelerate faster than 1999 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2001 Alfa Romeo 166 weights approximately 320 kg more than 1999 Opel Astra. 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, 2001 Alfa Romeo 166 (275 Nm @ 5000 RPM) has 150 more torque (in Nm) than 1999 Opel Astra. (125 Nm @ 4000 RPM). This means 2001 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Astra.
Compare all specifications:
| 1999 Opel Astra | 2001 Alfa Romeo 166 | |
| Make | Opel | Alfa Romeo |
| Model | Astra | 166 |
| Year Released | 1999 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1389 cc | 2959 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 88 HP | 226 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 125 Nm | 275 Nm |
| Torque RPM | 4000 RPM | 5000 RPM |
| Engine Bore Size | 77.6 mm | 93 mm |
| Engine Stroke Size | 73.4 mm | 72.6 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1190 kg | 1510 kg |
| Vehicle Length | 4300 mm | 4730 mm |
| Vehicle Width | 1720 mm | 1820 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2620 mm | 2710 mm |
