1969 Mercedes-Benz W 111 vs. 1991 Renault 21
To start off, 1991 Renault 21 is newer by 22 year(s). Which means there will be less support and parts availability for 1969 Mercedes-Benz W 111. In addition, the cost of maintenance, including insurance, on 1969 Mercedes-Benz W 111 would be higher. At 2,778 cc (6 cylinders), 1969 Mercedes-Benz W 111 is equipped with a bigger engine. In terms of performance, 1969 Mercedes-Benz W 111 (158 HP @ 5500 RPM) has 83 more horse power than 1991 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 1969 Mercedes-Benz W 111 should accelerate faster than 1991 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1969 Mercedes-Benz W 111 weights approximately 555 kg more than 1991 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1969 Mercedes-Benz W 111 (240 Nm @ 4250 RPM) has 111 more torque (in Nm) than 1991 Renault 21. (129 Nm @ 3250 RPM). This means 1969 Mercedes-Benz W 111 will have an easier job in driving up hills or pulling heavy equipment than 1991 Renault 21.
Compare all specifications:
| 1969 Mercedes-Benz W 111 | 1991 Renault 21 | |
| Make | Mercedes-Benz | Renault |
| Model | W 111 | 21 |
| Year Released | 1969 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2778 cc | 1721 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 75 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 240 Nm | 129 Nm |
| Torque RPM | 4250 RPM | 3250 RPM |
| Engine Bore Size | 86 mm | 81.1 mm |
| Engine Stroke Size | 78.8 mm | 83.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1510 kg | 955 kg |
| Vehicle Length | 4890 mm | 4470 mm |
| Vehicle Width | 1850 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2760 mm | 2550 mm |
| Fuel Tank Capacity | 65 L | 55 L |
