2005 Mercedes-Benz G vs. 1981 Porsche 911
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 Porsche 911. In addition, the cost of maintenance, including insurance, on 1981 Porsche 911 would be higher. At 5,439 cc (8 cylinders), 2005 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz G (362 HP @ 5500 RPM) has 130 more horse power than 1981 Porsche 911. (232 HP @ 5900 RPM). In normal driving conditions, 2005 Mercedes-Benz G should accelerate faster than 1981 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz G weights approximately 1165 kg more than 1981 Porsche 911. 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 Porsche 911. 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 (525 Nm @ 3000 RPM) has 241 more torque (in Nm) than 1981 Porsche 911. (284 Nm @ 4800 RPM). This means 2005 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 1981 Porsche 911. 2005 Mercedes-Benz G has automatic transmission and 1981 Porsche 911 has manual transmission. 1981 Porsche 911 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:
| 2005 Mercedes-Benz G | 1981 Porsche 911 | |
| Make | Mercedes-Benz | Porsche |
| Model | G | 911 |
| Year Released | 2005 | 1981 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 5439 cc | 3164 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 3 valves | 2 valves |
| Horse Power | 362 HP | 232 HP |
| Engine RPM | 5500 RPM | 5900 RPM |
| Torque | 525 Nm | 284 Nm |
| Torque RPM | 3000 RPM | 4800 RPM |
| Engine Bore Size | 97 mm | 95 mm |
| Engine Stroke Size | 92 mm | 74.4 mm |
| Engine Compression Ratio | 10.0:1 | 10.3:1 |
| Top Speed | 210 km/hour | 246 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 6.3 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2425 kg | 1260 kg |
| Vehicle Length | 4670 mm | 4300 mm |
| Vehicle Width | 1870 mm | 1660 mm |
| Vehicle Height | 1940 mm | 1330 mm |
| Wheelbase Size | 2860 mm | 2270 mm |
| Fuel Tank Capacity | 99 L | 80 L |
