2005 Acura RSX vs. 2003 Opel Vectra
To start off, 2005 Acura RSX is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 1,998 cc (4 cylinders), 2005 Acura RSX is equipped with a bigger engine. In terms of performance, 2005 Acura RSX (210 HP @ 5600 RPM) has 37 more horse power than 2003 Opel Vectra. (173 HP @ 5500 RPM). In normal driving conditions, 2005 Acura RSX should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 329 kg more than 2005 Acura RSX.
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 Opel Vectra (265 Nm) has 71 more torque (in Nm) than 2005 Acura RSX. (194 Nm). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2005 Acura RSX.
Compare all specifications:
| 2005 Acura RSX | 2003 Opel Vectra | |
| Make | Acura | Opel |
| Model | RSX | Vectra |
| Year Released | 2005 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 210 HP | 173 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 194 Nm | 265 Nm |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1256 kg | 1585 kg |
| Vehicle Length | 4390 mm | 4830 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1510 mm |
| Wheelbase Size | 2810 mm | 2710 mm |
| Fuel Consumption Highway | 7.6 L/100km | 6.9 L/100km |
| Fuel Consumption City | 10.2 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 9.1 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 50 L | 60 L |
