1986 Ford Sierra vs. 1990 Pontiac Trans Am
To start off, 1990 Pontiac Trans Am is newer by 4 year(s). Which means there will be less support and parts availability for 1986 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1986 Ford Sierra would be higher. At 5,733 cc (8 cylinders), 1990 Pontiac Trans Am is equipped with a bigger engine. In terms of performance, 1990 Pontiac Trans Am (235 HP) has 75 more horse power than 1986 Ford Sierra. (160 HP) In normal driving conditions, 1990 Pontiac Trans Am should accelerate faster than 1986 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1990 Pontiac Trans Am weights approximately 415 kg more than 1986 Ford Sierra. 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 1990 Pontiac Trans Am. 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. Let's talk about torque, 1990 Pontiac Trans Am (447 Nm) has 231 more torque (in Nm) than 1986 Ford Sierra. (216 Nm). This means 1990 Pontiac Trans Am will have an easier job in driving up hills or pulling heavy equipment than 1986 Ford Sierra. 1990 Pontiac Trans Am 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. 1990 Pontiac Trans Am will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1986 Ford Sierra | 1990 Pontiac Trans Am | |
| Make | Ford | Pontiac |
| Model | Sierra | Trans Am |
| Year Released | 1986 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 5733 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 160 HP | 235 HP |
| Torque | 216 Nm | 447 Nm |
| Engine Compression Ratio | 9.2:1 | 8.5:1 |
| Top Speed | 196 km/hour | 200 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1266 kg | 1681 kg |
| Vehicle Length | 4430 mm | 4840 mm |
| Vehicle Width | 1730 mm | 1850 mm |
| Wheelbase Size | 2610 mm | 2570 mm |
