1999 BMW X5 vs. 1981 Opel Ascona
To start off, 1999 BMW X5 is newer by 18 year(s). Which means there will be less support and parts availability for 1981 Opel Ascona. In addition, the cost of maintenance, including insurance, on 1981 Opel Ascona would be higher. At 2,792 cc (6 cylinders), 1999 BMW X5 is equipped with a bigger engine. In terms of performance, 1999 BMW X5 (190 HP @ 5300 RPM) has 109 more horse power than 1981 Opel Ascona. (81 HP @ 5400 RPM). In normal driving conditions, 1999 BMW X5 should accelerate faster than 1981 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW X5 weights approximately 956 kg more than 1981 Opel Ascona. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1999 BMW X5 (281 Nm @ 3950 RPM) has 147 more torque (in Nm) than 1981 Opel Ascona. (134 Nm @ 2600 RPM). This means 1999 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1981 Opel Ascona.
Compare all specifications:
| 1999 BMW X5 | 1981 Opel Ascona | |
| Make | BMW | Opel |
| Model | X5 | Ascona |
| Year Released | 1999 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 190 HP | 81 HP |
| Engine RPM | 5300 RPM | 5400 RPM |
| Torque | 281 Nm | 134 Nm |
| Torque RPM | 3950 RPM | 2600 RPM |
| Engine Bore Size | 84.1 mm | 79 mm |
| Engine Stroke Size | 84.1 mm | 81.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1970 kg | 1014 kg |
| Vehicle Length | 4670 mm | 4380 mm |
| Vehicle Width | 1880 mm | 1680 mm |
| Vehicle Height | 1710 mm | 1400 mm |
| Wheelbase Size | 2830 mm | 2580 mm |
