1972 BMW 520 vs. 1991 Opel Frontera
To start off, 1991 Opel Frontera is newer by 19 year(s). Which means there will be less support and parts availability for 1972 BMW 520. In addition, the cost of maintenance, including insurance, on 1972 BMW 520 would be higher. At 1,998 cc (4 cylinders), 1991 Opel Frontera is equipped with a bigger engine. In terms of performance, 1972 BMW 520 (150 HP @ 5900 RPM) has 36 more horse power than 1991 Opel Frontera. (114 HP @ 5200 RPM). In normal driving conditions, 1972 BMW 520 should accelerate faster than 1991 Opel Frontera. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Frontera weights approximately 194 kg more than 1972 BMW 520.
Because 1991 Opel Frontera is four wheel drive (4WD), it will have significant more traction and grip than 1972 BMW 520. 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, 1972 BMW 520 (190 Nm @ 4200 RPM) has 20 more torque (in Nm) than 1991 Opel Frontera. (170 Nm @ 2800 RPM). This means 1972 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Frontera.
Compare all specifications:
| 1972 BMW 520 | 1991 Opel Frontera | |
| Make | BMW | Opel |
| Model | 520 | Frontera |
| Year Released | 1972 | 1991 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 150 HP | 114 HP |
| Engine RPM | 5900 RPM | 5200 RPM |
| Torque | 190 Nm | 170 Nm |
| Torque RPM | 4200 RPM | 2800 RPM |
| Engine Bore Size | 80 mm | 86 mm |
| Engine Stroke Size | 66 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 9.2:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1445 kg | 1639 kg |
| Vehicle Length | 4630 mm | 4210 mm |
| Vehicle Width | 1700 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1700 mm |
| Wheelbase Size | 2770 mm | 2470 mm |
| Fuel Tank Capacity | 80 L | 75 L |
