1978 Mercedes-Benz 240 vs. 1991 Opel Frontera
To start off, 1991 Opel Frontera is newer by 13 year(s). Which means there will be less support and parts availability for 1978 Mercedes-Benz 240. In addition, the cost of maintenance, including insurance, on 1978 Mercedes-Benz 240 would be higher. At 2,398 cc (4 cylinders), 1978 Mercedes-Benz 240 is equipped with a bigger engine. In terms of performance, 1991 Opel Frontera (114 HP @ 5200 RPM) has 42 more horse power than 1978 Mercedes-Benz 240. (72 HP @ 4400 RPM) In normal driving conditions, 1991 Opel Frontera should accelerate faster than 1978 Mercedes-Benz 240. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Frontera weights approximately 74 kg more than 1978 Mercedes-Benz 240. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Opel Frontera is four wheel drive (4WD), it will have significant more traction and grip than 1978 Mercedes-Benz 240. In wet, icy, snow, or gravel driving conditions, 1991 Opel Frontera 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, 1991 Opel Frontera (170 Nm @ 2800 RPM) has 33 more torque (in Nm) than 1978 Mercedes-Benz 240. (137 Nm @ 2400 RPM). This means 1991 Opel Frontera will have an easier job in driving up hills or pulling heavy equipment than 1978 Mercedes-Benz 240.
Compare all specifications:
| 1978 Mercedes-Benz 240 | 1991 Opel Frontera | |
| Make | Mercedes-Benz | Opel |
| Model | 240 | Frontera |
| Year Released | 1978 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2398 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 72 HP | 114 HP |
| Engine RPM | 4400 RPM | 5200 RPM |
| Torque | 137 Nm | 170 Nm |
| Torque RPM | 2400 RPM | 2800 RPM |
| Engine Bore Size | 90.9 mm | 86 mm |
| Engine Stroke Size | 92.4 mm | 86 mm |
| Engine Compression Ratio | 21.0:1 | 9.2:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 8 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1565 kg | 1639 kg |
| Vehicle Length | 5360 mm | 4210 mm |
| Vehicle Width | 1790 mm | 1790 mm |
| Vehicle Height | 1450 mm | 1700 mm |
| Wheelbase Size | 3430 mm | 2470 mm |
| Fuel Tank Capacity | 65 L | 75 L |
