1991 Renault Express vs. 1978 Renault 4
To start off, 1991 Renault Express is newer by 13 year(s). Which means there will be less support and parts availability for 1978 Renault 4. In addition, the cost of maintenance, including insurance, on 1978 Renault 4 would be higher. At 1,108 cc (4 cylinders), 1978 Renault 4 is equipped with a bigger engine. In terms of performance, 1991 Renault Express (45 HP @ 5250 RPM) has 11 more horse power than 1978 Renault 4. (34 HP @ 4000 RPM). In normal driving conditions, 1991 Renault Express should accelerate faster than 1978 Renault 4. With that said, vehicle weight also plays an important factor in acceleration. 1991 Renault Express weights approximately 105 kg more than 1978 Renault 4. 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, 1991 Renault Express (79 Nm @ 2500 RPM) has 7 more torque (in Nm) than 1978 Renault 4. (72 Nm @ 2500 RPM). This means 1991 Renault Express will have an easier job in driving up hills or pulling heavy equipment than 1978 Renault 4.
Compare all specifications:
| 1991 Renault Express | 1978 Renault 4 | |
| Make | Renault | Renault |
| Model | Express | 4 |
| Year Released | 1991 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1106 cc | 1108 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 45 HP | 34 HP |
| Engine RPM | 5250 RPM | 4000 RPM |
| Torque | 79 Nm | 72 Nm |
| Torque RPM | 2500 RPM | 2500 RPM |
| Engine Bore Size | 70 mm | 70 mm |
| Engine Stroke Size | 72 mm | 72 mm |
| Engine Compression Ratio | 9.5:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 820 kg | 715 kg |
| Vehicle Length | 3990 mm | 3670 mm |
| Vehicle Width | 1590 mm | 1490 mm |
| Vehicle Height | 1780 mm | 1560 mm |
| Wheelbase Size | 2590 mm | 2410 mm |
