2002 Ford Explorer vs. 1984 Ford Sierra
To start off, 2002 Ford Explorer is newer by 18 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 4,015 cc (6 cylinders), 2002 Ford Explorer is equipped with a bigger engine. In terms of performance, 2002 Ford Explorer (210 HP @ 5500 RPM) has 144 more horse power than 1984 Ford Sierra. (66 HP @ 4200 RPM). In normal driving conditions, 2002 Ford Explorer should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2002 Ford Explorer weights approximately 785 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 2002 Ford Explorer is four wheel drive (4WD), it will have significant more traction and grip than 1984 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2002 Ford Explorer 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, 2002 Ford Explorer (330 Nm @ 3250 RPM) has 190 more torque (in Nm) than 1984 Ford Sierra. (140 Nm @ 2000 RPM). This means 2002 Ford Explorer will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra. 2002 Ford Explorer 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. 2002 Ford Explorer will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Ford Explorer | 1984 Ford Sierra | |
| Make | Ford | Ford |
| Model | Explorer | Sierra |
| Year Released | 2002 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 4015 cc | 2304 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 210 HP | 66 HP |
| Engine RPM | 5500 RPM | 4200 RPM |
| Torque | 330 Nm | 140 Nm |
| Torque RPM | 3250 RPM | 2000 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1980 kg | 1195 kg |
| Vehicle Length | 4850 mm | 4420 mm |
| Vehicle Width | 1790 mm | 1730 mm |
| Vehicle Height | 1730 mm | 1420 mm |
| Wheelbase Size | 2870 mm | 2620 mm |
| Fuel Tank Capacity | 59 L | 60 L |
