2004 BMW 645 vs. 1990 Opel Omega
To start off, 2004 BMW 645 is newer by 14 year(s). Which means there will be less support and parts availability for 1990 Opel Omega. In addition, the cost of maintenance, including insurance, on 1990 Opel Omega would be higher. At 4,398 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, 2004 BMW 645 (328 HP @ 6100 RPM) has 124 more horse power than 1990 Opel Omega. (204 HP @ 6000 RPM). In normal driving conditions, 2004 BMW 645 should accelerate faster than 1990 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 257 kg more than 1990 Opel Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2004 BMW 645 (450 Nm @ 3600 RPM) has 180 more torque (in Nm) than 1990 Opel Omega. (270 Nm @ 3000 RPM). This means 2004 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1990 Opel Omega.
Compare all specifications:
2004 BMW 645 | 1990 Opel Omega | |
Make | BMW | Opel |
Model | 645 | Omega |
Year Released | 2004 | 1990 |
Engine Position | Front | Front |
Engine Size | 4398 cc | 2967 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | in-line |
Horse Power | 328 HP | 204 HP |
Engine RPM | 6100 RPM | 6000 RPM |
Torque | 450 Nm | 270 Nm |
Torque RPM | 3600 RPM | 3000 RPM |
Engine Bore Size | 92 mm | 95 mm |
Engine Stroke Size | 82.7 mm | 69.8 mm |
Engine Compression Ratio | 10.0:1 | 10.0:1 |
Top Speed | 250 km/hour | 235 km/hour |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1690 kg | 1433 kg |
Vehicle Length | 4830 mm | 4690 mm |
Vehicle Width | 1860 mm | 1780 mm |
Vehicle Height | 1380 mm | 1460 mm |
Wheelbase Size | 2830 mm | 2740 mm |