1991 Nissan Sunny vs. 2007 Opel Vivaro
To start off, 2007 Opel Vivaro is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Nissan Sunny. In addition, the cost of maintenance, including insurance, on 1991 Nissan Sunny would be higher. At 1,974 cc (4 cylinders), 1991 Nissan Sunny is equipped with a bigger engine. In terms of performance, 2007 Opel Vivaro (100 HP @ 3500 RPM) has 26 more horse power than 1991 Nissan Sunny. (74 HP @ 4800 RPM) In normal driving conditions, 2007 Opel Vivaro should accelerate faster than 1991 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vivaro weights approximately 585 kg more than 1991 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, 2007 Opel Vivaro (240 Nm @ 2000 RPM) has 108 more torque (in Nm) than 1991 Nissan Sunny. (132 Nm @ 2800 RPM). This means 2007 Opel Vivaro will have an easier job in driving up hills or pulling heavy equipment than 1991 Nissan Sunny.
Compare all specifications:
| 1991 Nissan Sunny | 2007 Opel Vivaro | |
| Make | Nissan | Opel |
| Model | Sunny | Vivaro |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1974 cc | 1870 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 74 HP | 100 HP |
| Engine RPM | 4800 RPM | 3500 RPM |
| Torque | 132 Nm | 240 Nm |
| Torque RPM | 2800 RPM | 2000 RPM |
| Fuel Type | Gasoline | Diesel |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1092 kg | 1677 kg |
| Vehicle Length | 3980 mm | 4790 mm |
| Vehicle Width | 1680 mm | 1970 mm |
| Vehicle Height | 1400 mm | 1910 mm |
