1978 Chevrolet Caprice vs. 1991 Ford Sierra
To start off, 1991 Ford Sierra is newer by 13 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 4,093 cc (6 cylinders), 1978 Chevrolet Caprice is equipped with a bigger engine. In terms of performance, 1978 Chevrolet Caprice (108 HP @ 3800 RPM) has 34 more horse power than 1991 Ford Sierra. (74 HP @ 4900 RPM). In normal driving conditions, 1978 Chevrolet Caprice should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1978 Chevrolet Caprice weights approximately 655 kg more than 1991 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1978 Chevrolet Caprice (280 Nm @ 1600 RPM) has 157 more torque (in Nm) than 1991 Ford Sierra. (123 Nm @ 2900 RPM). This means 1978 Chevrolet Caprice will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra. 1978 Chevrolet Caprice has automatic transmission and 1991 Ford Sierra has manual transmission. 1991 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1978 Chevrolet Caprice will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 Chevrolet Caprice | 1991 Ford Sierra | |
| Make | Chevrolet | Ford |
| Model | Caprice | Sierra |
| Year Released | 1978 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 4093 cc | 1597 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 108 HP | 74 HP |
| Engine RPM | 3800 RPM | 4900 RPM |
| Torque | 280 Nm | 123 Nm |
| Torque RPM | 1600 RPM | 2900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1670 kg | 1015 kg |
| Vehicle Length | 5390 mm | 4430 mm |
| Vehicle Width | 1920 mm | 1700 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2950 mm | 2620 mm |
