2006 GMC Sierra vs. 1990 Opel Lotus Omega
To start off, 2006 GMC Sierra is newer by 16 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 4,293 cc (6 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 1990 Opel Lotus Omega (377 HP @ 5200 RPM) has 182 more horse power than 2006 GMC Sierra. (195 HP @ 4600 RPM) In normal driving conditions, 1990 Opel Lotus Omega should accelerate faster than 2006 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 654 kg more than 1990 Opel Lotus Omega.
Because 2006 GMC Sierra 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, 2006 GMC Sierra 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 215 more torque (in Nm) than 2006 GMC Sierra. (353 Nm @ 2800 RPM). This means 1990 Opel Lotus Omega will have an easier job in driving up hills or pulling heavy equipment than 2006 GMC Sierra.
Compare all specifications:
| 2006 GMC Sierra | 1990 Opel Lotus Omega | |
| Make | GMC | Opel |
| Model | Sierra | Lotus Omega |
| Year Released | 2006 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 4293 cc | 3615 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 195 HP | 377 HP |
| Engine RPM | 4600 RPM | 5200 RPM |
| Torque | 353 Nm | 568 Nm |
| Torque RPM | 2800 RPM | 4200 RPM |
| Engine Compression Ratio | 9.5:1 | 8.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 3 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 2317 kg | 1663 kg |
| Vehicle Length | 5710 mm | 4690 mm |
| Vehicle Width | 2000 mm | 1940 mm |
| Vehicle Height | 1810 mm | 1440 mm |
| Wheelbase Size | 3380 mm | 2740 mm |
| Fuel Consumption Highway | 10.7 L/100km | 10.5 L/100km |
| Fuel Consumption City | 14.7 L/100km | 16.3 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 9 L/100km |
| Fuel Tank Capacity | 129 L | 75 L |
