1987 Ford Sierra vs. 2010 Infiniti EX
To start off, 2010 Infiniti EX is newer by 23 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 3,498 cc (6 cylinders), 2010 Infiniti EX is equipped with a bigger engine. In terms of performance, 2010 Infiniti EX (293 HP @ 6800 RPM) has 69 more horse power than 1987 Ford Sierra. (224 HP @ 6000 RPM) In normal driving conditions, 2010 Infiniti EX should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2010 Infiniti EX weights approximately 512 kg more than 1987 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Infiniti EX is four wheel drive (4WD), it will have significant more traction and grip than 1987 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2010 Infiniti EX 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, 2010 Infiniti EX (343 Nm @ 4800 RPM) has 58 more torque (in Nm) than 1987 Ford Sierra. (285 Nm @ 4500 RPM). This means 2010 Infiniti EX will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra. 2010 Infiniti EX has automatic transmission and 1987 Ford Sierra has manual transmission. 1987 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Infiniti EX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Ford Sierra | 2010 Infiniti EX | |
| Make | Ford | Infiniti |
| Model | Sierra | EX |
| Year Released | 1987 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 3498 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 224 HP | 293 HP |
| Engine RPM | 6000 RPM | 6800 RPM |
| Torque | 285 Nm | 343 Nm |
| Torque RPM | 4500 RPM | 4800 RPM |
| Engine Compression Ratio | 8.0:1 | 10.3:1 |
| Top Speed | 248 km/hour | 220 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1207 kg | 1719 kg |
| Vehicle Length | 4430 mm | 4640 mm |
| Vehicle Width | 1730 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1600 mm |
| Wheelbase Size | 2540 mm | 2810 mm |
