2006 BMW 645 vs. 1985 Mercedes-Benz G
To start off, 2006 BMW 645 is newer by 21 year(s). Which means there will be less support and parts availability for 1985 Mercedes-Benz G. In addition, the cost of maintenance, including insurance, on 1985 Mercedes-Benz G would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 203 more horse power than 1985 Mercedes-Benz G. (125 HP @ 5000 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 1985 Mercedes-Benz G. With that said, vehicle weight also plays an important factor in acceleration. 1985 Mercedes-Benz G weights approximately 44 kg more than 2006 BMW 645.
Because 1985 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 645. In wet, icy, snow, or gravel driving conditions, 1985 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 257 more torque (in Nm) than 1985 Mercedes-Benz G. (193 Nm @ 4000 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1985 Mercedes-Benz G.
Compare all specifications:
| 2006 BMW 645 | 1985 Mercedes-Benz G | |
| Make | BMW | Mercedes-Benz |
| Model | 645 | G |
| Year Released | 2006 | 1985 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2307 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 328 HP | 125 HP |
| Engine RPM | 6100 RPM | 5000 RPM |
| Torque | 450 Nm | 193 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 95.5 mm |
| Engine Stroke Size | 83 mm | 80.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1836 kg | 1880 kg |
| Vehicle Length | 4830 mm | 4240 mm |
| Vehicle Width | 1860 mm | 1770 mm |
| Vehicle Height | 1380 mm | 1940 mm |
| Wheelbase Size | 2790 mm | 2410 mm |
