2001 Chevrolet Impala vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 6 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 4,802 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (295 HP) has 95 more horse power than 2001 Chevrolet Impala. (200 HP) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2001 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 696 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.
Because 2007 GMC Sierra 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 2007 GMC Sierra. However, in wet, icy, snow, or gravel driving conditions, 2001 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, 2007 GMC Sierra (414 Nm @ 4800 RPM) has 109 more torque (in Nm) than 2001 Chevrolet Impala. (305 Nm @ 4000 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2001 Chevrolet Impala.
Compare all specifications:
| 2001 Chevrolet Impala | 2007 GMC Sierra | |
| Make | Chevrolet | GMC |
| Model | Impala | Sierra |
| Year Released | 2001 | 2007 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 4802 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 200 HP | 295 HP |
| Torque | 305 Nm | 414 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1572 kg | 2268 kg |
| Vehicle Length | 5090 mm | 5850 mm |
| Vehicle Width | 1860 mm | 2040 mm |
| Vehicle Height | 1460 mm | 1880 mm |
| Wheelbase Size | 2710 mm | 3650 mm |
| Fuel Tank Capacity | 64 L | 98 L |
