1977 Chevrolet Impala vs. 2003 GMC Sierra
To start off, 2003 GMC Sierra is newer by 26 year(s). Which means there will be less support and parts availability for 1977 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 1977 Chevrolet Impala would be higher. At 5,967 cc (8 cylinders), 2003 GMC Sierra is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2003 GMC Sierra weights approximately 660 kg more than 1977 Chevrolet Impala.
Because 2003 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1977 Chevrolet Impala. In wet, icy, snow, or gravel driving conditions, 2003 GMC Sierra 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.
Compare all specifications:
1977 Chevrolet Impala | 2003 GMC Sierra | |
Make | Chevrolet | GMC |
Model | Impala | Sierra |
Year Released | 1977 | 2003 |
Engine Position | Front | Front |
Engine Size | 4389 cc | 5967 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Horse Power | 0 HP | 321 HP |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | 4WD |
Number of Seats | 5 seats | 6 seats |
Vehicle Weight | 1610 kg | 2270 kg |
Vehicle Length | 5400 mm | 5790 mm |
Vehicle Width | 1940 mm | 2000 mm |
Vehicle Height | 1430 mm | 1850 mm |
Wheelbase Size | 2960 mm | 3650 mm |