1990 Ford Sierra vs. 2007 Kia Opirus
To start off, 2007 Kia Opirus is newer by 17 year(s). Which means there will be less support and parts availability for 1990 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1990 Ford Sierra would be higher. At 3,495 cc (6 cylinders), 2007 Kia Opirus is equipped with a bigger engine. In terms of performance, 2007 Kia Opirus (200 HP @ 5500 RPM) has 126 more horse power than 1990 Ford Sierra. (74 HP @ 5300 RPM) In normal driving conditions, 2007 Kia Opirus should accelerate faster than 1990 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Kia Opirus weights approximately 887 kg more than 1990 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 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 1990 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 2007 Kia Opirus, 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, 2007 Kia Opirus (298 Nm @ 3500 RPM) has 176 more torque (in Nm) than 1990 Ford Sierra. (122 Nm @ 2900 RPM). This means 2007 Kia Opirus will have an easier job in driving up hills or pulling heavy equipment than 1990 Ford Sierra. 2007 Kia Opirus has automatic transmission and 1990 Ford Sierra has manual transmission. 1990 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Kia Opirus will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1990 Ford Sierra | 2007 Kia Opirus | |
| Make | Ford | Kia |
| Model | Sierra | Opirus |
| Year Released | 1990 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 3495 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 74 HP | 200 HP |
| Engine RPM | 5300 RPM | 5500 RPM |
| Torque | 122 Nm | 298 Nm |
| Torque RPM | 2900 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1010 kg | 1897 kg |
| Vehicle Length | 4500 mm | 4990 mm |
| Vehicle Width | 1680 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1490 mm |
| Wheelbase Size | 2620 mm | 2810 mm |
