1984 Ford Sierra vs. 2006 Smart ForFour
To start off, 2006 Smart ForFour is newer by 22 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 2,304 cc (4 cylinders), 1984 Ford Sierra is equipped with a bigger engine. In terms of performance, 2006 Smart ForFour (108 HP @ 6000 RPM) has 42 more horse power than 1984 Ford Sierra. (66 HP @ 4200 RPM) In normal driving conditions, 2006 Smart ForFour should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1984 Ford Sierra weights approximately 257 kg more than 2006 Smart ForFour.
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, 2006 Smart ForFour, 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, 2006 Smart ForFour (145 Nm @ 4000 RPM) has 5 more torque (in Nm) than 1984 Ford Sierra. (140 Nm @ 2000 RPM). This means 2006 Smart ForFour will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 1984 Ford Sierra | 2006 Smart ForFour | |
| Make | Ford | Smart |
| Model | Sierra | ForFour |
| Year Released | 1984 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2304 cc | 1499 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 66 HP | 108 HP |
| Engine RPM | 4200 RPM | 6000 RPM |
| Torque | 140 Nm | 145 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 94 mm | 75.5 mm |
| Engine Stroke Size | 83 mm | 84.8 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1235 kg | 978 kg |
| Vehicle Length | 4510 mm | 3760 mm |
| Vehicle Width | 1740 mm | 1690 mm |
| Vehicle Height | 1450 mm | 1460 mm |
| Wheelbase Size | 2620 mm | 2510 mm |
| Fuel Tank Capacity | 60 L | 47 L |
