1989 Ford Sierra vs. 2004 Mercedes-Benz CLS
To start off, 2004 Mercedes-Benz CLS is newer by 15 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 5,439 cc (8 cylinders), 2004 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz CLS (469 HP @ 6100 RPM) has 368 more horse power than 1989 Ford Sierra. (101 HP @ 5200 RPM) In normal driving conditions, 2004 Mercedes-Benz CLS should accelerate faster than 1989 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercedes-Benz CLS weights approximately 814 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, 2004 Mercedes-Benz CLS (701 Nm @ 2650 RPM) has 548 more torque (in Nm) than 1989 Ford Sierra. (153 Nm @ 4000 RPM). This means 2004 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Sierra. 2004 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. 2004 Mercedes-Benz CLS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1989 Ford Sierra | 2004 Mercedes-Benz CLS | |
| Make | Ford | Mercedes-Benz |
| Model | Sierra | CLS |
| Year Released | 1989 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 5439 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 101 HP | 469 HP |
| Engine RPM | 5200 RPM | 6100 RPM |
| Torque | 153 Nm | 701 Nm |
| Torque RPM | 4000 RPM | 2650 RPM |
| Engine Bore Size | 90.8 mm | 97 mm |
| Engine Stroke Size | 77 mm | 92 mm |
| Top Speed | 187 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1146 kg | 1960 kg |
| Vehicle Length | 4430 mm | 4920 mm |
| Vehicle Width | 1730 mm | 1880 mm |
| Vehicle Height | 1380 mm | 1400 mm |
| Wheelbase Size | 2830 mm | 2860 mm |
| Fuel Tank Capacity | 55 L | 80 L |
