2005 Ford Explorer vs. 1984 Ford Sierra
To start off, 2005 Ford Explorer is newer by 21 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), 2005 Ford Explorer is equipped with a bigger engine. In terms of performance, 2005 Ford Explorer (210 HP @ 6000 RPM) has 135 more horse power than 1984 Ford Sierra. (75 HP @ 4800 RPM). In normal driving conditions, 2005 Ford Explorer should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Ford Explorer weights approximately 258 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 2005 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, 2005 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, 2005 Ford Explorer (344 Nm) has 221 more torque (in Nm) than 1984 Ford Sierra. (123 Nm). This means 2005 Ford Explorer will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 2005 Ford Explorer | 1984 Ford Sierra | |
| Make | Ford | Ford |
| Model | Explorer | Sierra |
| Year Released | 2005 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 4015 cc | 1593 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 210 HP | 75 HP |
| Engine RPM | 6000 RPM | 4800 RPM |
| Torque | 344 Nm | 123 Nm |
| Engine Bore Size | 100 mm | 87.7 mm |
| Engine Stroke Size | 84 mm | 66 mm |
| Engine Compression Ratio | 9.7:1 | 9.5:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1298 kg | 1040 kg |
| Vehicle Length | 4820 mm | 4430 mm |
| Vehicle Width | 1840 mm | 1730 mm |
| Vehicle Height | 1820 mm | 1370 mm |
| Wheelbase Size | 2870 mm | 2610 mm |
| Fuel Tank Capacity | 85 L | 60 L |
