1986 Ford Sierra vs. 1978 Volvo 66
To start off, 1986 Ford Sierra is newer by 8 year(s). Which means there will be less support and parts availability for 1978 Volvo 66. In addition, the cost of maintenance, including insurance, on 1978 Volvo 66 would be higher. At 2,792 cc (6 cylinders), 1986 Ford Sierra is equipped with a bigger engine. In terms of performance, 1986 Ford Sierra (160 HP @ 5700 RPM) has 113 more horse power than 1978 Volvo 66. (47 HP @ 5200 RPM). In normal driving conditions, 1986 Ford Sierra should accelerate faster than 1978 Volvo 66. With that said, vehicle weight also plays an important factor in acceleration. 1986 Ford Sierra weights approximately 446 kg more than 1978 Volvo 66. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1986 Ford Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1978 Volvo 66. In wet, icy, snow, or gravel driving conditions, 1986 Ford 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:
| 1986 Ford Sierra | 1978 Volvo 66 | |
| Make | Ford | Volvo |
| Model | Sierra | 66 |
| Year Released | 1986 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 1108 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 160 HP | 47 HP |
| Engine RPM | 5700 RPM | 5200 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1266 kg | 820 kg |
| Vehicle Length | 4430 mm | 3910 mm |
| Vehicle Width | 1730 mm | 1550 mm |
