1978 Chevrolet Caprice vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 29 year(s). Which means there will be less support and parts availability for 1978 Chevrolet Caprice. In addition, the cost of maintenance, including insurance, on 1978 Chevrolet Caprice would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (312 HP @ 4400 RPM) has 183 more horse power than 1978 Chevrolet Caprice. (129 HP @ 3200 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1978 Chevrolet Caprice. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 735 kg more than 1978 Chevrolet Caprice. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1978 Chevrolet Caprice. In wet, icy, snow, or gravel driving conditions, 2007 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. Let's talk about torque, 2007 GMC Sierra (506 Nm @ 4400 RPM) has 173 more torque (in Nm) than 1978 Chevrolet Caprice. (333 Nm @ 2000 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1978 Chevrolet Caprice.
Compare all specifications:
| 1978 Chevrolet Caprice | 2007 GMC Sierra | |
| Make | Chevrolet | GMC |
| Model | Caprice | Sierra |
| Year Released | 1978 | 2007 |
| Body Type | Station Wagon | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5002 cc | 5999 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 129 HP | 312 HP |
| Engine RPM | 3200 RPM | 4400 RPM |
| Torque | 333 Nm | 506 Nm |
| Torque RPM | 2000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 6 seats |
| Vehicle Weight | 1700 kg | 2435 kg |
| Vehicle Length | 5460 mm | 6580 mm |
| Vehicle Width | 2020 mm | 2440 mm |
| Vehicle Height | 1480 mm | 1940 mm |
| Wheelbase Size | 2950 mm | 4250 mm |
