1988 Renault 21 vs. 1978 Renault 18
To start off, 1988 Renault 21 is newer by 10 year(s). Which means there will be less support and parts availability for 1978 Renault 18. In addition, the cost of maintenance, including insurance, on 1978 Renault 18 would be higher. At 1,870 cc (4 cylinders), 1988 Renault 21 is equipped with a bigger engine. In terms of performance, 1988 Renault 21 (64 HP @ 4500 RPM) has 1 more horse power than 1978 Renault 18. (63 HP @ 5500 RPM). In normal driving conditions, 1988 Renault 21 should accelerate faster than 1978 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 1988 Renault 21 weights approximately 120 kg more than 1978 Renault 18. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 1988 Renault 21 (118 Nm @ 2250 RPM) has 15 more torque (in Nm) than 1978 Renault 18. (103 Nm @ 3000 RPM). This means 1988 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 1978 Renault 18.
Compare all specifications:
1988 Renault 21 | 1978 Renault 18 | |
Make | Renault | Renault |
Model | 21 | 18 |
Year Released | 1988 | 1978 |
Engine Position | Front | Front |
Engine Size | 1870 cc | 1397 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 64 HP | 63 HP |
Engine RPM | 4500 RPM | 5500 RPM |
Torque | 118 Nm | 103 Nm |
Torque RPM | 2250 RPM | 3000 RPM |
Engine Bore Size | 80 mm | 76.1 mm |
Engine Stroke Size | 93 mm | 77 mm |
Engine Compression Ratio | 21.5:1 | 9.2:1 |
Fuel Type | Diesel | Gasoline |
Drive Type | Front | Front |
Transmission Type | Manual | Manual |
Number of Seats | 7 seats | 5 seats |
Vehicle Weight | 1105 kg | 985 kg |
Vehicle Length | 4650 mm | 4410 mm |
Vehicle Width | 1720 mm | 1710 mm |
Vehicle Height | 1430 mm | 1410 mm |
Wheelbase Size | 2820 mm | 2450 mm |