1998 BMW 845 vs. 1981 Opel Ascona
To start off, 1998 BMW 845 is newer by 17 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 4,398 cc (8 cylinders), 1998 BMW 845 is equipped with a bigger engine. In terms of performance, 1998 BMW 845 (282 HP @ 5700 RPM) has 208 more horse power than 1981 Opel Ascona. (74 HP @ 5800 RPM). In normal driving conditions, 1998 BMW 845 should accelerate faster than 1981 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 1998 BMW 845 weights approximately 830 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, 1998 BMW 845 (420 Nm @ 3900 RPM) has 319 more torque (in Nm) than 1981 Opel Ascona. (101 Nm @ 3800 RPM). This means 1998 BMW 845 will have an easier job in driving up hills or pulling heavy equipment than 1981 Opel Ascona.
Compare all specifications:
| 1998 BMW 845 | 1981 Opel Ascona | |
| Make | BMW | Opel |
| Model | 845 | Ascona |
| Year Released | 1998 | 1981 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1295 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 282 HP | 74 HP |
| Engine RPM | 5700 RPM | 5800 RPM |
| Torque | 420 Nm | 101 Nm |
| Torque RPM | 3900 RPM | 3800 RPM |
| Engine Bore Size | 92 mm | 75 mm |
| Engine Stroke Size | 82.7 mm | 73.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1750 kg | 920 kg |
| Vehicle Length | 4790 mm | 4380 mm |
| Vehicle Width | 1860 mm | 1680 mm |
| Vehicle Height | 1350 mm | 1400 mm |
| Wheelbase Size | 2690 mm | 2580 mm |
