2007 Chevrolet Impala vs. 2004 GMC Sierra
To start off, 2007 Chevrolet Impala is newer by 3 year(s). Which means there will be less support and parts availability for 2004 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2004 GMC Sierra would be higher. At 5,965 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (300 HP) has 83 more horse power than 2007 Chevrolet Impala. (217 HP) In normal driving conditions, 2004 GMC Sierra should accelerate faster than 2007 Chevrolet Impala.
Let's talk about torque, 2004 GMC Sierra (488 Nm) has 194 more torque (in Nm) than 2007 Chevrolet Impala. (294 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Chevrolet Impala. 2007 Chevrolet Impala has automatic transmission and 2004 GMC Sierra has manual transmission. 2004 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Chevrolet Impala will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Chevrolet Impala | 2004 GMC Sierra | |
| Make | Chevrolet | GMC |
| Model | Impala | Sierra |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3507 cc | 5965 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 217 HP | 300 HP |
| Torque | 294 Nm | 488 Nm |
| Engine Bore Size | 99.1 mm | 102.1 mm |
| Engine Stroke Size | 75.9 mm | 92 mm |
| Engine Compression Ratio | 9.8:1 | 9.4:1 |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 5100 mm | 5650 mm |
| Vehicle Width | 1860 mm | 2000 mm |
| Vehicle Height | 1500 mm | 1890 mm |
| Wheelbase Size | 2810 mm | 3380 mm |
| Fuel Tank Capacity | 45 L | 129 L |
