1970 Mercedes-Benz C 111 vs. 1986 Renault 21
To start off, 1986 Renault 21 is newer by 16 year(s). Which means there will be less support and parts availability for 1970 Mercedes-Benz C 111. In addition, the cost of maintenance, including insurance, on 1970 Mercedes-Benz C 111 would be higher. At 2,400 cc, 1970 Mercedes-Benz C 111 is equipped with a bigger engine. In terms of performance, 1970 Mercedes-Benz C 111 (345 HP @ 7000 RPM) has 170 more horse power than 1986 Renault 21. (175 HP @ 5200 RPM). In normal driving conditions, 1970 Mercedes-Benz C 111 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1986 Renault 21 weights approximately 105 kg more than 1970 Mercedes-Benz C 111.
Because 1986 Renault 21 is four wheel drive (4WD), it will have significant more traction and grip than 1970 Mercedes-Benz C 111. In wet, icy, snow, or gravel driving conditions, 1986 Renault 21 will offer significantly more control. 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, 1970 Mercedes-Benz C 111 (392 Nm @ 4000 RPM) has 117 more torque (in Nm) than 1986 Renault 21. (275 Nm @ 3000 RPM). This means 1970 Mercedes-Benz C 111 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 1970 Mercedes-Benz C 111 | 1986 Renault 21 | |
| Make | Mercedes-Benz | Renault |
| Model | C 111 | 21 |
| Year Released | 1970 | 1986 |
| Engine Position | Middle | Front |
| Engine Size | 2400 cc | 1995 cc |
| Horse Power | 345 HP | 175 HP |
| Engine RPM | 7000 RPM | 5200 RPM |
| Torque | 392 Nm | 275 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Compression Ratio | 9.3:1 | 8.0:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1240 kg | 1345 kg |
| Vehicle Length | 4450 mm | 4540 mm |
| Vehicle Width | 1810 mm | 1730 mm |
| Vehicle Height | 1130 mm | 1430 mm |
| Wheelbase Size | 2630 mm | 2670 mm |
