1999 BMW X5 vs. 1990 Opel Lotus Omega
To start off, 1999 BMW X5 is newer by 9 year(s). Which means there will be less support and parts availability for 1990 Opel Lotus Omega. In addition, the cost of maintenance, including insurance, on 1990 Opel Lotus Omega would be higher. At 4,398 cc (8 cylinders), 1999 BMW X5 is equipped with a bigger engine. In terms of performance, 1990 Opel Lotus Omega (377 HP @ 5200 RPM) has 95 more horse power than 1999 BMW X5. (282 HP @ 5400 RPM) In normal driving conditions, 1990 Opel Lotus Omega should accelerate faster than 1999 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW X5 weights approximately 521 kg more than 1990 Opel Lotus Omega.
Because 1999 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1990 Opel Lotus Omega. In wet, icy, snow, or gravel driving conditions, 1999 BMW X5 will offer significantly more control. 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, 1990 Opel Lotus Omega (568 Nm @ 4200 RPM) has 129 more torque (in Nm) than 1999 BMW X5. (439 Nm @ 3600 RPM). This means 1990 Opel Lotus Omega will have an easier job in driving up hills or pulling heavy equipment than 1999 BMW X5. 1999 BMW X5 has automatic transmission and 1990 Opel Lotus Omega has manual transmission. 1990 Opel Lotus Omega will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 BMW X5 | 1990 Opel Lotus Omega | |
| Make | BMW | Opel |
| Model | X5 | Lotus Omega |
| Year Released | 1999 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 3615 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 377 HP |
| Engine RPM | 5400 RPM | 5200 RPM |
| Torque | 439 Nm | 568 Nm |
| Torque RPM | 3600 RPM | 4200 RPM |
| Engine Bore Size | 92 mm | 95 mm |
| Engine Stroke Size | 82.7 mm | 85 mm |
| Engine Compression Ratio | 10.0:1 | 8.2:1 |
| Top Speed | 207 km/hour | 313 km/hour |
| Acceleration 0-100mph | 7.5 seconds | 4.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2184 kg | 1663 kg |
| Vehicle Length | 4670 mm | 4690 mm |
| Vehicle Width | 1880 mm | 1940 mm |
| Vehicle Height | 1710 mm | 1440 mm |
| Wheelbase Size | 2730 mm | 2740 mm |
| Fuel Consumption Highway | 11.1 L/100km | 10.5 L/100km |
| Fuel Consumption City | 18.8 L/100km | 16.3 L/100km |
| Fuel Consumption Overall | 13.9 L/100km | 9 L/100km |
| Fuel Tank Capacity | 93 L | 75 L |
