1981 BMW 745 vs. 2011 Opel Vivaro
To start off, 2011 Opel Vivaro is newer by 30 year(s). Which means there will be less support and parts availability for 1981 BMW 745. In addition, the cost of maintenance, including insurance, on 1981 BMW 745 would be higher. At 3,430 cc (6 cylinders), 1981 BMW 745 is equipped with a bigger engine. In terms of performance, 1981 BMW 745 (252 HP @ 5200 RPM) has 151 more horse power than 2011 Opel Vivaro. (101 HP @ 3500 RPM). In normal driving conditions, 1981 BMW 745 should accelerate faster than 2011 Opel Vivaro. With that said, vehicle weight also plays an important factor in acceleration. 2011 Opel Vivaro weights approximately 24 kg more than 1981 BMW 745.
Because 1981 BMW 745 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1981 BMW 745. However, in wet, icy, snow, or gravel driving conditions, 2011 Opel Vivaro, being front wheel drive (FWD), will offer much better control with better grip. 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, 1981 BMW 745 (380 Nm @ 2200 RPM) has 140 more torque (in Nm) than 2011 Opel Vivaro. (240 Nm @ 2000 RPM). This means 1981 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2011 Opel Vivaro.
Compare all specifications:
| 1981 BMW 745 | 2011 Opel Vivaro | |
| Make | BMW | Opel |
| Model | 745 | Vivaro |
| Year Released | 1981 | 2011 |
| Body Type | Sedan | Van |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 1870 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 252 HP | 101 HP |
| Engine RPM | 5200 RPM | 3500 RPM |
| Torque | 380 Nm | 240 Nm |
| Torque RPM | 2200 RPM | 2000 RPM |
| Engine Bore Size | 92 mm | 80 mm |
| Engine Stroke Size | 86 mm | 93 mm |
| Engine Compression Ratio | 8.0:1 | 18.3:1 |
| Top Speed | 220 km/hour | 155 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1590 kg | 1614 kg |
| Vehicle Length | 4870 mm | 4790 mm |
| Vehicle Width | 1810 mm | 1970 mm |
| Vehicle Height | 1440 mm | 1910 mm |
| Wheelbase Size | 2800 mm | 3100 mm |
| Fuel Tank Capacity | 100 L | 90 L |
