1984 Ford Sierra vs. 1998 Oldsmobile Aurora
To start off, 1998 Oldsmobile Aurora is newer by 14 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 3,993 cc (8 cylinders), 1998 Oldsmobile Aurora is equipped with a bigger engine. In terms of performance, 1998 Oldsmobile Aurora (251 HP @ 5600 RPM) has 91 more horse power than 1984 Ford Sierra. (160 HP @ 5700 RPM) In normal driving conditions, 1998 Oldsmobile Aurora should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1998 Oldsmobile Aurora weights approximately 540 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.
Because 1984 Ford Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1984 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 1998 Oldsmobile Aurora, being front wheel drive (FWD), will offer much better control with better grip. 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, 1998 Oldsmobile Aurora (353 Nm @ 4000 RPM) has 137 more torque (in Nm) than 1984 Ford Sierra. (216 Nm @ 4300 RPM). This means 1998 Oldsmobile Aurora will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra. 1998 Oldsmobile Aurora 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. 1998 Oldsmobile Aurora will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1984 Ford Sierra | 1998 Oldsmobile Aurora | |
| Make | Ford | Oldsmobile |
| Model | Sierra | Aurora |
| Year Released | 1984 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 3993 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 160 HP | 251 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 216 Nm | 353 Nm |
| Torque RPM | 4300 RPM | 4000 RPM |
| Engine Bore Size | 93.1 mm | 87 mm |
| Engine Stroke Size | 68.5 mm | 84 mm |
| Engine Compression Ratio | 9.2:1 | 10.3:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1180 kg | 1720 kg |
| Vehicle Length | 4430 mm | 5230 mm |
| Vehicle Width | 1730 mm | 1900 mm |
| Vehicle Height | 1370 mm | 1420 mm |
| Wheelbase Size | 2610 mm | 2900 mm |
