2003 Alfa Romeo 166 vs. 1998 Citroen XM
To start off, 2003 Alfa Romeo 166 is newer by 5 year(s). Which means there will be less support and parts availability for 1998 Citroen XM. In addition, the cost of maintenance, including insurance, on 1998 Citroen XM would be higher. At 3,177 cc (6 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (247 HP @ 6200 RPM) has 132 more horse power than 1998 Citroen XM. (115 HP @ 5750 RPM). In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 1998 Citroen XM. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 260 kg more than 1998 Citroen XM. 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, 2003 Alfa Romeo 166 (289 Nm @ 4800 RPM) has 115 more torque (in Nm) than 1998 Citroen XM. (174 Nm @ 4250 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 1998 Citroen XM.
Compare all specifications:
| 2003 Alfa Romeo 166 | 1998 Citroen XM | |
| Make | Alfa Romeo | Citroen |
| Model | 166 | XM |
| Year Released | 2003 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 3177 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 247 HP | 115 HP |
| Engine RPM | 6200 RPM | 5750 RPM |
| Torque | 289 Nm | 174 Nm |
| Torque RPM | 4800 RPM | 4250 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 78 mm | 86 mm |
| Engine Compression Ratio | 10.5:1 | 8.8:1 |
| Top Speed | 245 km/hour | 193 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1540 kg | 1280 kg |
| Vehicle Length | 4730 mm | 4720 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2550 mm | 2760 mm |
| Fuel Consumption Overall | 12.5 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 69 L | 66 L |
