1984 Ford Sierra vs. 1989 Pontiac Grand Safari
To start off, 1989 Pontiac Grand Safari is newer by 5 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 5,032 cc (8 cylinders), 1989 Pontiac Grand Safari is equipped with a bigger engine. In terms of performance, 1989 Pontiac Grand Safari (139 HP @ 3200 RPM) has 33 more horse power than 1984 Ford Sierra. (106 HP @ 5200 RPM) In normal driving conditions, 1989 Pontiac Grand Safari should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1989 Pontiac Grand Safari weights approximately 737 kg more than 1984 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, 1989 Pontiac Grand Safari (346 Nm @ 2000 RPM) has 189 more torque (in Nm) than 1984 Ford Sierra. (157 Nm @ 4000 RPM). This means 1989 Pontiac Grand Safari will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra. 1989 Pontiac Grand Safari has automatic transmission and 1984 Ford Sierra has manual transmission. 1984 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1989 Pontiac Grand Safari will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1984 Ford Sierra | 1989 Pontiac Grand Safari | |
| Make | Ford | Pontiac |
| Model | Sierra | Grand Safari |
| Year Released | 1984 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 5032 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 106 HP | 139 HP |
| Engine RPM | 5200 RPM | 3200 RPM |
| Torque | 157 Nm | 346 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1148 kg | 1885 kg |
| Vehicle Length | 4430 mm | 5450 mm |
| Vehicle Width | 1730 mm | 2020 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2610 mm | 2950 mm |
