1991 Infiniti Q45 vs. 2008 Mercedes-Benz G
To start off, 2008 Mercedes-Benz G is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1991 Infiniti Q45 would be higher. At 4,494 cc (8 cylinders), 1991 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1991 Infiniti Q45 (277 HP @ 6000 RPM) has 30 more horse power than 2008 Mercedes-Benz G. (247 HP @ 4000 RPM). In normal driving conditions, 1991 Infiniti Q45 should accelerate faster than 2008 Mercedes-Benz G. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz G weights approximately 740 kg more than 1991 Infiniti Q45.
Because 2008 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 1991 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Mercedes-Benz G (560 Nm @ 1700 RPM) has 163 more torque (in Nm) than 1991 Infiniti Q45. (397 Nm @ 4000 RPM). This means 2008 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 1991 Infiniti Q45.
Compare all specifications:
| 1991 Infiniti Q45 | 2008 Mercedes-Benz G | |
| Make | Infiniti | Mercedes-Benz |
| Model | Q45 | G |
| Year Released | 1991 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 3996 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 277 HP | 247 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 397 Nm | 560 Nm |
| Torque RPM | 4000 RPM | 1700 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 82.7 mm | 86 mm |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 246 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 | 5 doors |
| Vehicle Weight | 1750 kg | 2490 kg |
| Vehicle Length | 5080 mm | 4670 mm |
| Vehicle Width | 1830 mm | 1870 mm |
| Vehicle Height | 1440 mm | 1940 mm |
| Wheelbase Size | 2890 mm | 2860 mm |
| Fuel Tank Capacity | 72 L | 96 L |
