1981 BMW 520 vs. 2005 Mercedes-Benz G
To start off, 2005 Mercedes-Benz G is newer by 24 year(s). Which means there will be less support and parts availability for 1981 BMW 520. In addition, the cost of maintenance, including insurance, on 1981 BMW 520 would be higher. At 2,685 cc (5 cylinders), 2005 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz G (148 HP @ 3800 RPM) has 25 more horse power than 1981 BMW 520. (123 HP @ 5800 RPM) In normal driving conditions, 2005 Mercedes-Benz G should accelerate faster than 1981 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz G weights approximately 1060 kg more than 1981 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW 520. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Mercedes-Benz G (400 Nm @ 1800 RPM) has 230 more torque (in Nm) than 1981 BMW 520. (170 Nm @ 4000 RPM). This means 2005 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 520. 2005 Mercedes-Benz G has automatic transmission and 1981 BMW 520 has manual transmission. 1981 BMW 520 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Mercedes-Benz G will be easier to drive especially in heavy traffic.
Compare all specifications:
1981 BMW 520 | 2005 Mercedes-Benz G | |
Make | BMW | Mercedes-Benz |
Model | 520 | G |
Year Released | 1981 | 2005 |
Body Type | Sedan | SUV |
Engine Position | Front | Front |
Engine Size | 1991 cc | 2685 cc |
Engine Cylinders | 6 cylinders | 5 cylinders |
Engine Type | in-line | in-line |
Horse Power | 123 HP | 148 HP |
Engine RPM | 5800 RPM | 3800 RPM |
Torque | 170 Nm | 400 Nm |
Torque RPM | 4000 RPM | 1800 RPM |
Engine Bore Size | 80 mm | 88 mm |
Engine Stroke Size | 66 mm | 88.4 mm |
Engine Compression Ratio | 9.8:1 | 18.0:1 |
Top Speed | 185 km/hour | 157 km/hour |
Drive Type | Rear | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 3 doors |
Vehicle Weight | 1220 kg | 2280 kg |
Vehicle Length | 4630 mm | 4230 mm |
Vehicle Width | 1710 mm | 1770 mm |
Vehicle Height | 1430 mm | 1940 mm |
Wheelbase Size | 2630 mm | 2410 mm |
Fuel Tank Capacity | 70 L | 96 L |