1981 Nissan Sunny vs. 1978 Opel Senator
To start off, 1981 Nissan Sunny is newer by 3 year(s). Which means there will be less support and parts availability for 1978 Opel Senator. In addition, the cost of maintenance, including insurance, on 1978 Opel Senator would be higher. At 2,969 cc (6 cylinders), 1978 Opel Senator is equipped with a bigger engine. In terms of performance, 1978 Opel Senator (177 HP @ 5800 RPM) has 124 more horse power than 1981 Nissan Sunny. (53 HP @ 4800 RPM) In normal driving conditions, 1978 Opel Senator should accelerate faster than 1981 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 1978 Opel Senator weights approximately 575 kg more than 1981 Nissan Sunny. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1978 Opel Senator (248 Nm @ 4200 RPM) has 144 more torque (in Nm) than 1981 Nissan Sunny. (104 Nm @ 2800 RPM). This means 1978 Opel Senator will have an easier job in driving up hills or pulling heavy equipment than 1981 Nissan Sunny.
Compare all specifications:
| 1981 Nissan Sunny | 1978 Opel Senator | |
| Make | Nissan | Opel |
| Model | Sunny | Senator |
| Year Released | 1981 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1680 cc | 2969 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 53 HP | 177 HP |
| Engine RPM | 4800 RPM | 5800 RPM |
| Torque | 104 Nm | 248 Nm |
| Torque RPM | 2800 RPM | 4200 RPM |
| Fuel Type | Diesel | Gasoline |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 910 kg | 1485 kg |
| Vehicle Length | 4140 mm | 4700 mm |
| Vehicle Width | 1650 mm | 1730 mm |
| Vehicle Height | 1400 mm | 1390 mm |
| Wheelbase Size | 2410 mm | 2670 mm |
