2003 Honda Accord vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Honda Accord. In addition, the cost of maintenance, including insurance, on 2003 Honda Accord would be higher. At 2,354 cc (4 cylinders), 2003 Honda Accord is equipped with a bigger engine. In terms of performance, 2004 Opel Vectra (175 HP @ 5500 RPM) has 17 more horse power than 2003 Honda Accord. (158 HP @ 5500 RPM) In normal driving conditions, 2004 Opel Vectra should accelerate faster than 2003 Honda Accord. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 88 kg more than 2003 Honda Accord. 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, 2004 Opel Vectra (265 Nm @ 2500 RPM) has 47 more torque (in Nm) than 2003 Honda Accord. (218 Nm @ 4500 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2003 Honda Accord.
Compare all specifications:
| 2003 Honda Accord | 2004 Opel Vectra | |
| Make | Honda | Opel |
| Model | Accord | Vectra |
| Year Released | 2003 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2354 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 158 HP | 175 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 218 Nm | 265 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Engine Bore Size | 87 mm | 86 mm |
| Engine Stroke Size | 99 mm | 86 mm |
| Engine Compression Ratio | 9.7:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1382 kg | 1470 kg |
| Vehicle Length | 4770 mm | 4600 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2690 mm | 2740 mm |
| Fuel Consumption Overall | 10.4 L/100km | 8.9 L/100km |
