1981 Nissan Sunny vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 26 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 1,680 cc (4 cylinders), 1981 Nissan Sunny is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (89 HP @ 4000 RPM) has 36 more horse power than 1981 Nissan Sunny. (53 HP @ 4800 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 1981 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 420 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, 2007 Opel Astra (200 Nm @ 1750 RPM) has 96 more torque (in Nm) than 1981 Nissan Sunny. (104 Nm @ 2800 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1981 Nissan Sunny.
Compare all specifications:
| 1981 Nissan Sunny | 2007 Opel Astra | |
| Make | Nissan | Opel |
| Model | Sunny | Astra |
| Year Released | 1981 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1680 cc | 1248 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 53 HP | 89 HP |
| Engine RPM | 4800 RPM | 4000 RPM |
| Torque | 104 Nm | 200 Nm |
| Torque RPM | 2800 RPM | 1750 RPM |
| Fuel Type | Diesel | Diesel |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 910 kg | 1330 kg |
| Vehicle Length | 4140 mm | 4260 mm |
| Vehicle Width | 1650 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2410 mm | 2620 mm |
