1978 Mercedes-Benz S vs. 1999 Opel Omega
To start off, 1999 Opel Omega is newer by 21 year(s). Which means there will be less support and parts availability for 1978 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 1978 Mercedes-Benz S would be higher. At 2,746 cc (6 cylinders), 1978 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 1978 Mercedes-Benz S (157 HP @ 5500 RPM) has 34 more horse power than 1999 Opel Omega. (123 HP @ 4500 RPM). In normal driving conditions, 1978 Mercedes-Benz S should accelerate faster than 1999 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 125 kg more than 1978 Mercedes-Benz S.
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, 1999 Opel Omega (251 Nm @ 2200 RPM) has 28 more torque (in Nm) than 1978 Mercedes-Benz S. (223 Nm @ 4000 RPM). This means 1999 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 1978 Mercedes-Benz S.
Compare all specifications:
| 1978 Mercedes-Benz S | 1999 Opel Omega | |
| Make | Mercedes-Benz | Opel |
| Model | S | Omega |
| Year Released | 1978 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2746 cc | 2498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 157 HP | 123 HP |
| Engine RPM | 5500 RPM | 4500 RPM |
| Torque | 223 Nm | 251 Nm |
| Torque RPM | 4000 RPM | 2200 RPM |
| Engine Bore Size | 86 mm | 80 mm |
| Engine Stroke Size | 78.8 mm | 82.8 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1610 kg | 1735 kg |
| Vehicle Length | 4740 mm | 4900 mm |
| Vehicle Width | 1880 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1550 mm |
| Wheelbase Size | 2870 mm | 2640 mm |
| Fuel Tank Capacity | 85 L | 75 L |
