1992 Rover 620i vs. 2012 Mercedes-Benz CLS
To start off, 2012 Mercedes-Benz CLS is newer by 20 year(s). Which means there will be less support and parts availability for 1992 Rover 620i. In addition, the cost of maintenance, including insurance, on 1992 Rover 620i would be higher. At 3,498 cc (6 cylinders), 2012 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2012 Mercedes-Benz CLS (305 HP @ 3500 RPM) has 192 more horse power than 1992 Rover 620i. (113 HP @ 5300 RPM) In normal driving conditions, 2012 Mercedes-Benz CLS should accelerate faster than 1992 Rover 620i. With that said, vehicle weight also plays an important factor in acceleration. 2012 Mercedes-Benz CLS weights approximately 480 kg more than 1992 Rover 620i. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Mercedes-Benz CLS 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 2012 Mercedes-Benz CLS. However, in wet, icy, snow, or gravel driving conditions, 1992 Rover 620i, 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, 2012 Mercedes-Benz CLS (370 Nm @ 3500 RPM) has 198 more torque (in Nm) than 1992 Rover 620i. (172 Nm @ 4200 RPM). This means 2012 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 1992 Rover 620i. 2012 Mercedes-Benz CLS has automatic transmission and 1992 Rover 620i has manual transmission. 1992 Rover 620i will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Mercedes-Benz CLS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1992 Rover 620i | 2012 Mercedes-Benz CLS | |
| Make | Rover | Mercedes-Benz |
| Model | 620i | CLS |
| Year Released | 1992 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 3498 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 113 HP | 305 HP |
| Engine RPM | 5300 RPM | 3500 RPM |
| Torque | 172 Nm | 370 Nm |
| Torque RPM | 4200 RPM | 3500 RPM |
| Top Speed | 198 km/hour | 250 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1255 kg | 1735 kg |
| Vehicle Length | 4650 mm | 4940 mm |
| Vehicle Width | 1720 mm | 1882 mm |
| Vehicle Height | 1390 mm | 1417 mm |
| Fuel Tank Capacity | 65 L | 80 L |
