1991 Ford Mustang vs. 2007 Mercedes-Benz CLS
To start off, 2007 Mercedes-Benz CLS is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Ford Mustang. In addition, the cost of maintenance, including insurance, on 1991 Ford Mustang would be higher. At 2,987 cc (6 cylinders), 2007 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz CLS (221 HP @ 3800 RPM) has 115 more horse power than 1991 Ford Mustang. (106 HP @ 4600 RPM) In normal driving conditions, 2007 Mercedes-Benz CLS should accelerate faster than 1991 Ford Mustang. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz CLS weights approximately 555 kg more than 1991 Ford Mustang. 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, 2007 Mercedes-Benz CLS (510 Nm @ 1600 RPM) has 327 more torque (in Nm) than 1991 Ford Mustang. (183 Nm @ 2600 RPM). This means 2007 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Mustang.
Compare all specifications:
| 1991 Ford Mustang | 2007 Mercedes-Benz CLS | |
| Make | Ford | Mercedes-Benz |
| Model | Mustang | CLS |
| Year Released | 1991 | 2007 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2301 cc | 2987 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 106 HP | 221 HP |
| Engine RPM | 4600 RPM | 3800 RPM |
| Torque | 183 Nm | 510 Nm |
| Torque RPM | 2600 RPM | 1600 RPM |
| Engine Bore Size | 96 mm | 83 mm |
| Engine Stroke Size | 79.5 mm | 92 mm |
| Engine Compression Ratio | 9.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1260 kg | 1815 kg |
| Vehicle Length | 4560 mm | 4920 mm |
| Vehicle Width | 1760 mm | 1880 mm |
| Vehicle Height | 1330 mm | 1410 mm |
| Wheelbase Size | 2560 mm | 2860 mm |
| Fuel Tank Capacity | 45 L | 80 L |
