1981 Dodge Omni vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 22 year(s). Which means there will be less support and parts availability for 1981 Dodge Omni. In addition, the cost of maintenance, including insurance, on 1981 Dodge Omni would be higher. At 1,795 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (120 HP @ 5800 RPM) has 56 more horse power than 1981 Dodge Omni. (64 HP @ 5200 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 1981 Dodge Omni. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 490 kg more than 1981 Dodge Omni. 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 Opel Vectra (170 Nm @ 3800 RPM) has 55 more torque (in Nm) than 1981 Dodge Omni. (115 Nm @ 2400 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1981 Dodge Omni.
Compare all specifications:
| 1981 Dodge Omni | 2003 Opel Vectra | |
| Make | Dodge | Opel |
| Model | Omni | Vectra |
| Year Released | 1981 | 2003 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1715 cc | 1795 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 64 HP | 120 HP |
| Engine RPM | 5200 RPM | 5800 RPM |
| Torque | 115 Nm | 170 Nm |
| Torque RPM | 2400 RPM | 3800 RPM |
| Engine Bore Size | 79.6 mm | 80.5 mm |
| Engine Stroke Size | 86.4 mm | 88.2 mm |
| Engine Compression Ratio | 8.2:1 | 10.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1000 kg | 1490 kg |
| Vehicle Length | 4190 mm | 4500 mm |
| Vehicle Width | 1680 mm | 1710 mm |
| Vehicle Height | 1360 mm | 1430 mm |
| Wheelbase Size | 2530 mm | 2640 mm |
| Fuel Tank Capacity | 53 L | 60 L |
