2005 BMW 750 vs. 1981 Opel Ascona
To start off, 2005 BMW 750 is newer by 24 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 4,799 cc (8 cylinders), 2005 BMW 750 is equipped with a bigger engine. In terms of performance, 2005 BMW 750 (362 HP @ 6300 RPM) has 248 more horse power than 1981 Opel Ascona. (114 HP @ 5800 RPM). In normal driving conditions, 2005 BMW 750 should accelerate faster than 1981 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 750 weights approximately 860 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, 2005 BMW 750 (490 Nm @ 3400 RPM) has 336 more torque (in Nm) than 1981 Opel Ascona. (154 Nm @ 4800 RPM). This means 2005 BMW 750 will have an easier job in driving up hills or pulling heavy equipment than 1981 Opel Ascona.
Compare all specifications:
| 2005 BMW 750 | 1981 Opel Ascona | |
| Make | BMW | Opel |
| Model | 750 | Ascona |
| Year Released | 2005 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 362 HP | 114 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 490 Nm | 154 Nm |
| Torque RPM | 3400 RPM | 4800 RPM |
| Engine Compression Ratio | 10.5:1 | 9.5:1 |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1910 kg | 1050 kg |
| Vehicle Length | 5050 mm | 4380 mm |
| Vehicle Width | 1910 mm | 1680 mm |
| Vehicle Height | 1500 mm | 1400 mm |
| Wheelbase Size | 2890 mm | 2580 mm |
| Fuel Tank Capacity | 88 L | 40 L |
