1973 Nissan Sunny vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 31 year(s). Which means there will be less support and parts availability for 1973 Nissan Sunny. In addition, the cost of maintenance, including insurance, on 1973 Nissan Sunny would be higher. At 2,198 cc (4 cylinders), 2004 Opel Vectra is equipped with a bigger engine. In terms of performance, 2004 Opel Vectra (123 HP @ 4000 RPM) has 70 more horse power than 1973 Nissan Sunny. (53 HP @ 6000 RPM) In normal driving conditions, 2004 Opel Vectra should accelerate faster than 1973 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 823 kg more than 1973 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, 2004 Opel Vectra (280 Nm @ 1500 RPM) has 185 more torque (in Nm) than 1973 Nissan Sunny. (95 Nm @ 4000 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1973 Nissan Sunny.
Compare all specifications:
| 1973 Nissan Sunny | 2004 Opel Vectra | |
| Make | Nissan | Opel |
| Model | Sunny | Vectra |
| Year Released | 1973 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1171 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 53 HP | 123 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 95 Nm | 280 Nm |
| Torque RPM | 4000 RPM | 1500 RPM |
| Fuel Type | Gasoline | Diesel |
| Vehicle Weight | 700 kg | 1523 kg |
| Vehicle Length | 3840 mm | 4830 mm |
| Vehicle Width | 1500 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2310 mm | 2620 mm |
