2005 Chevrolet Impala vs. 1991 Mercedes-Benz G
To start off, 2005 Chevrolet Impala is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Mercedes-Benz G. In addition, the cost of maintenance, including insurance, on 1991 Mercedes-Benz G would be higher. At 3,343 cc (6 cylinders), 2005 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2005 Chevrolet Impala (181 HP @ 5600 RPM) has 56 more horse power than 1991 Mercedes-Benz G. (125 HP @ 5000 RPM). In normal driving conditions, 2005 Chevrolet Impala should accelerate faster than 1991 Mercedes-Benz G. With that said, vehicle weight also plays an important factor in acceleration. 1991 Mercedes-Benz G weights approximately 343 kg more than 2005 Chevrolet Impala.
Because 1991 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2005 Chevrolet Impala. In wet, icy, snow, or gravel driving conditions, 1991 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 Chevrolet Impala (278 Nm) has 86 more torque (in Nm) than 1991 Mercedes-Benz G. (192 Nm). This means 2005 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 1991 Mercedes-Benz G. 2005 Chevrolet Impala has automatic transmission and 1991 Mercedes-Benz G has manual transmission. 1991 Mercedes-Benz G will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Chevrolet Impala will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Chevrolet Impala | 1991 Mercedes-Benz G | |
| Make | Chevrolet | Mercedes-Benz |
| Model | Impala | G |
| Year Released | 2005 | 1991 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3343 cc | 2299 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 181 HP | 125 HP |
| Engine RPM | 5600 RPM | 5000 RPM |
| Torque | 278 Nm | 192 Nm |
| Engine Bore Size | 91 mm | 95.5 mm |
| Engine Stroke Size | 84 mm | 80.2 mm |
| Engine Compression Ratio | 9.5:1 | 9.0:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 5 seats |
| Vehicle Weight | 1537 kg | 1880 kg |
| Vehicle Length | 5090 mm | 4240 mm |
| Vehicle Width | 1860 mm | 1770 mm |
| Vehicle Height | 1460 mm | 1940 mm |
| Wheelbase Size | 2880 mm | 2410 mm |
