1978 Ford Thunderbird vs. 1986 Ford Sierra
To start off, 1986 Ford Sierra is newer by 8 year(s). Which means there will be less support and parts availability for 1978 Ford Thunderbird. In addition, the cost of maintenance, including insurance, on 1978 Ford Thunderbird would be higher. At 4,186 cc (8 cylinders), 1978 Ford Thunderbird is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1978 Ford Thunderbird weights approximately 466 kg more than 1986 Ford Sierra.
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. 1978 Ford Thunderbird has automatic transmission and 1986 Ford Sierra has manual transmission. 1986 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1978 Ford Thunderbird will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 Ford Thunderbird | 1986 Ford Sierra | |
| Make | Ford | Ford |
| Model | Thunderbird | Sierra |
| Year Released | 1978 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 4186 cc | 1769 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 0 HP | 89 HP |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1480 kg | 1014 kg |
| Vehicle Length | 5100 mm | 4400 mm |
| Vehicle Width | 1890 mm | 1680 mm |
| Vehicle Height | 1350 mm | 1370 mm |
| Wheelbase Size | 2760 mm | 2620 mm |
