2005 BMW 325 vs. 1999 Opel Omega
To start off, 2005 BMW 325 is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Opel Omega. In addition, the cost of maintenance, including insurance, on 1999 Opel Omega would be higher. At 5,663 cc (8 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 1999 Opel Omega (311 HP @ 5600 RPM) has 96 more horse power than 2005 BMW 325. (215 HP @ 6500 RPM) In normal driving conditions, 1999 Opel Omega should accelerate faster than 2005 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 156 kg more than 2005 BMW 325. 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 Opel Omega (459 Nm @ 4400 RPM) has 209 more torque (in Nm) than 2005 BMW 325. (250 Nm @ 2750 RPM). This means 1999 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 325.
Compare all specifications:
| 2005 BMW 325 | 1999 Opel Omega | |
| Make | BMW | Opel |
| Model | 325 | Omega |
| Year Released | 2005 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 5663 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 215 HP | 311 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 250 Nm | 459 Nm |
| Torque RPM | 2750 RPM | 4400 RPM |
| Engine Bore Size | 82 mm | 99 mm |
| Engine Stroke Size | 78.8 mm | 92 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1494 kg | 1650 kg |
| Vehicle Length | 4480 mm | 4900 mm |
| Vehicle Width | 1820 mm | 1790 mm |
| Vehicle Height | 1440 mm | 1460 mm |
| Wheelbase Size | 2730 mm | 2740 mm |
