1981 BMW 745 vs. 2007 Mercedes-Benz G
To start off, 2007 Mercedes-Benz G is newer by 26 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 3,994 cc (8 cylinders), 2007 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 1981 BMW 745 (252 HP @ 5200 RPM) has 5 more horse power than 2007 Mercedes-Benz G. (247 HP @ 4000 RPM). In normal driving conditions, 1981 BMW 745 should accelerate faster than 2007 Mercedes-Benz G. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz G weights approximately 894 kg more than 1981 BMW 745.
Because 2007 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW 745. In wet, icy, snow, or gravel driving conditions, 2007 Mercedes-Benz G 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, 2007 Mercedes-Benz G (560 Nm @ 1700 RPM) has 180 more torque (in Nm) than 1981 BMW 745. (380 Nm @ 2200 RPM). This means 2007 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 745.
Compare all specifications:
| 1981 BMW 745 | 2007 Mercedes-Benz G | |
| Make | BMW | Mercedes-Benz |
| Model | 745 | G |
| Year Released | 1981 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 3994 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 252 HP | 247 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 380 Nm | 560 Nm |
| Torque RPM | 2200 RPM | 1700 RPM |
| Engine Bore Size | 92 mm | 86 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 8.0:1 | 19.0:1 |
| Top Speed | 227 km/hour | 180 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1596 kg | 2490 kg |
| Vehicle Length | 4870 mm | 4230 mm |
| Vehicle Width | 1810 mm | 1770 mm |
| Vehicle Height | 1440 mm | 1940 mm |
| Wheelbase Size | 2770 mm | 2410 mm |
| Fuel Tank Capacity | 100 L | 96 L |
