1989 Ford Sierra vs. 2006 Mercedes-Benz CLS
To start off, 2006 Mercedes-Benz CLS is newer by 17 year(s). Which means there will be less support and parts availability for 1989 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1989 Ford Sierra would be higher. At 2,987 cc (6 cylinders), 2006 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz CLS (221 HP @ 3800 RPM) has 147 more horse power than 1989 Ford Sierra. (74 HP @ 4900 RPM) In normal driving conditions, 2006 Mercedes-Benz CLS should accelerate faster than 1989 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz CLS weights approximately 800 kg more than 1989 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 Mercedes-Benz CLS (510 Nm @ 1600 RPM) has 387 more torque (in Nm) than 1989 Ford Sierra. (123 Nm @ 2900 RPM). This means 2006 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Sierra. 2006 Mercedes-Benz CLS has automatic transmission and 1989 Ford Sierra has manual transmission. 1989 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Mercedes-Benz CLS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1989 Ford Sierra | 2006 Mercedes-Benz CLS | |
| Make | Ford | Mercedes-Benz |
| Model | Sierra | CLS |
| Year Released | 1989 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2987 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 74 HP | 221 HP |
| Engine RPM | 4900 RPM | 3800 RPM |
| Torque | 123 Nm | 510 Nm |
| Torque RPM | 2900 RPM | 1600 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1015 kg | 1815 kg |
| Vehicle Length | 4430 mm | 4920 mm |
| Vehicle Width | 1700 mm | 1880 mm |
| Vehicle Height | 1370 mm | 1410 mm |
| Wheelbase Size | 2620 mm | 2860 mm |
