1981 Nissan Sunny vs. 2003 Vauxhall Vectra
To start off, 2003 Vauxhall Vectra is newer by 22 year(s). Which means there will be less support and parts availability for 1981 Nissan Sunny. In addition, the cost of maintenance, including insurance, on 1981 Nissan Sunny would be higher. At 2,956 cc (6 cylinders), 2003 Vauxhall Vectra is equipped with a bigger engine. In terms of performance, 2003 Vauxhall Vectra (175 HP @ 4000 RPM) has 101 more horse power than 1981 Nissan Sunny. (74 HP @ 5600 RPM) In normal driving conditions, 2003 Vauxhall Vectra should accelerate faster than 1981 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 2003 Vauxhall Vectra weights approximately 775 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, 2003 Vauxhall Vectra (370 Nm @ 1900 RPM) has 247 more torque (in Nm) than 1981 Nissan Sunny. (123 Nm @ 2800 RPM). This means 2003 Vauxhall Vectra will have an easier job in driving up hills or pulling heavy equipment than 1981 Nissan Sunny.
Compare all specifications:
| 1981 Nissan Sunny | 2003 Vauxhall Vectra | |
| Make | Nissan | Vauxhall |
| Model | Sunny | Vectra |
| Year Released | 1981 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1487 cc | 2956 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 74 HP | 175 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 123 Nm | 370 Nm |
| Torque RPM | 2800 RPM | 1900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 815 kg | 1590 kg |
| Vehicle Length | 4140 mm | 4830 mm |
| Vehicle Width | 1650 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1510 mm |
