2008 BMW Z4 vs. 1990 Opel Omega
To start off, 2008 BMW Z4 is newer by 18 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 2,994 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (215 HP @ 6250 RPM) has 66 more horse power than 1990 Opel Omega. (149 HP @ 5600 RPM). In normal driving conditions, 2008 BMW Z4 should accelerate faster than 1990 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 1990 Opel Omega weights approximately 70 kg more than 2008 BMW Z4.
Let's talk about torque, 2008 BMW Z4 (251 Nm @ 2750 RPM) has 27 more torque (in Nm) than 1990 Opel Omega. (224 Nm @ 3600 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1990 Opel Omega.
Compare all specifications:
| 2008 BMW Z4 | 1990 Opel Omega | |
| Make | BMW | Opel |
| Model | Z4 | Omega |
| Year Released | 2008 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 2994 cc | 2594 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 149 HP |
| Engine RPM | 6250 RPM | 5600 RPM |
| Torque | 251 Nm | 224 Nm |
| Torque RPM | 2750 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1395 kg | 1465 kg |
| Vehicle Length | 4100 mm | 4740 mm |
| Vehicle Width | 1790 mm | 1780 mm |
| Vehicle Height | 1300 mm | 1490 mm |
| Wheelbase Size | 2500 mm | 2740 mm |
