2005 Chevrolet Impala vs. 2011 BMW 550
To start off, 2011 BMW 550 is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Impala would be higher. At 4,400 cc (8 cylinders), 2011 BMW 550 is equipped with a bigger engine. In terms of performance, 2011 BMW 550 (400 HP @ 5500 RPM) has 219 more horse power than 2005 Chevrolet Impala. (181 HP @ 5600 RPM) In normal driving conditions, 2011 BMW 550 should accelerate faster than 2005 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW 550 weights approximately 683 kg more than 2005 Chevrolet Impala. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 BMW 550 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2011 BMW 550. However, in wet, icy, snow, or gravel driving conditions, 2005 Chevrolet Impala, being front wheel drive (FWD), will offer much better control with better grip. 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, 2011 BMW 550 (609 Nm) has 331 more torque (in Nm) than 2005 Chevrolet Impala. (278 Nm). This means 2011 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Impala.
Compare all specifications:
| 2005 Chevrolet Impala | 2011 BMW 550 | |
| Make | Chevrolet | BMW |
| Model | Impala | 550 |
| Year Released | 2005 | 2011 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3343 cc | 4400 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 181 HP | 400 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 278 Nm | 609 Nm |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1537 kg | 2220 kg |
| Vehicle Length | 5090 mm | 4999 mm |
| Vehicle Width | 1860 mm | 1900 mm |
| Vehicle Height | 1460 mm | 1560 mm |
| Wheelbase Size | 2880 mm | 3071 mm |
| Fuel Consumption | 7.4 L/100km | 10.7 L/100km |
| Fuel Consumption City | 11.2 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 64 L | 70 L |
