2005 BMW X5 vs. 1981 Nissan Sunny
To start off, 2005 BMW X5 is newer by 24 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 2,926 cc (6 cylinders), 2005 BMW X5 is equipped with a bigger engine. In terms of performance, 2005 BMW X5 (215 HP @ 4000 RPM) has 141 more horse power than 1981 Nissan Sunny. (74 HP @ 5600 RPM). In normal driving conditions, 2005 BMW X5 should accelerate faster than 1981 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 1355 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, 2005 BMW X5 (520 Nm @ 2000 RPM) has 397 more torque (in Nm) than 1981 Nissan Sunny. (123 Nm @ 2800 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1981 Nissan Sunny.
Compare all specifications:
| 2005 BMW X5 | 1981 Nissan Sunny | |
| Make | BMW | Nissan |
| Model | X5 | Sunny |
| Year Released | 2005 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2926 cc | 1487 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 74 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 520 Nm | 123 Nm |
| Torque RPM | 2000 RPM | 2800 RPM |
| Fuel Type | Diesel | Gasoline |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2170 kg | 815 kg |
| Vehicle Length | 4670 mm | 4140 mm |
| Vehicle Width | 1880 mm | 1650 mm |
| Vehicle Height | 1720 mm | 1400 mm |
| Wheelbase Size | 2830 mm | 2410 mm |
