1992 Opel Vectra vs. 1978 Reliant SE6
To start off, 1992 Opel Vectra is newer by 14 year(s). Which means there will be less support and parts availability for 1978 Reliant SE6. In addition, the cost of maintenance, including insurance, on 1978 Reliant SE6 would be higher. At 2,994 cc (6 cylinders), 1978 Reliant SE6 is equipped with a bigger engine. In terms of performance, 1992 Opel Vectra (201 HP @ 5600 RPM) has 67 more horse power than 1978 Reliant SE6. (134 HP @ 5500 RPM). In normal driving conditions, 1992 Opel Vectra should accelerate faster than 1978 Reliant SE6. With that said, vehicle weight also plays an important factor in acceleration. 1992 Opel Vectra weights approximately 195 kg more than 1978 Reliant SE6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1992 Opel Vectra is four wheel drive (4WD), it will have significant more traction and grip than 1978 Reliant SE6. In wet, icy, snow, or gravel driving conditions, 1992 Opel Vectra will offer significantly more control. 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, 1992 Opel Vectra (281 Nm @ 2400 RPM) has 48 more torque (in Nm) than 1978 Reliant SE6. (233 Nm @ 3000 RPM). This means 1992 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1978 Reliant SE6.
Compare all specifications:
| 1992 Opel Vectra | 1978 Reliant SE6 | |
| Make | Opel | Reliant |
| Model | Vectra | SE6 |
| Year Released | 1992 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 2994 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 201 HP | 134 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 281 Nm | 233 Nm |
| Torque RPM | 2400 RPM | 3000 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1445 kg | 1250 kg |
| Vehicle Length | 4440 mm | 4450 mm |
| Vehicle Width | 1710 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1330 mm |
| Wheelbase Size | 2670 mm | 2650 mm |
