2001 Chevrolet Impala vs. 2009 Kia Opirus
To start off, 2009 Kia Opirus is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 2001 Chevrolet Impala would be higher. At 3,497 cc (6 cylinders), 2009 Kia Opirus is equipped with a bigger engine. In terms of performance, 2009 Kia Opirus (200 HP @ 5500 RPM) has 20 more horse power than 2001 Chevrolet Impala. (180 HP @ 5200 RPM) In normal driving conditions, 2009 Kia Opirus should accelerate faster than 2001 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2009 Kia Opirus weights approximately 319 kg more than 2001 Chevrolet Impala. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2009 Kia Opirus (298 Nm @ 3500 RPM) has 20 more torque (in Nm) than 2001 Chevrolet Impala. (278 Nm @ 4000 RPM). This means 2009 Kia Opirus will have an easier job in driving up hills or pulling heavy equipment than 2001 Chevrolet Impala.
Compare all specifications:
| 2001 Chevrolet Impala | 2009 Kia Opirus | |
| Make | Chevrolet | Kia |
| Model | Impala | Opirus |
| Year Released | 2001 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3350 cc | 3497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 180 HP | 200 HP |
| Engine RPM | 5200 RPM | 5500 RPM |
| Torque | 278 Nm | 298 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 92 mm | 93.1 mm |
| Engine Stroke Size | 84.1 mm | 85.8 mm |
| Engine Compression Ratio | 9.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1578 kg | 1897 kg |
| Vehicle Length | 5090 mm | 4990 mm |
| Vehicle Width | 1860 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1490 mm |
| Wheelbase Size | 3030 mm | 2810 mm |
| Fuel Consumption Overall | 7.8 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 117 L | 70 L |
