1987 Renault 21 vs. 2012 Citroen C4
To start off, 2012 Citroen C4 is newer by 25 year(s). Which means there will be less support and parts availability for 1987 Renault 21. In addition, the cost of maintenance, including insurance, on 1987 Renault 21 would be higher. At 1,995 cc (4 cylinders), 1987 Renault 21 is equipped with a bigger engine. In terms of performance, 1987 Renault 21 (175 HP @ 5200 RPM) has 67 more horse power than 2012 Citroen C4. (108 HP @ 4000 RPM). In normal driving conditions, 1987 Renault 21 should accelerate faster than 2012 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2012 Citroen C4 weights approximately 424 kg more than 1987 Renault 21.
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, 1987 Renault 21 (270 Nm @ 3000 RPM) has 30 more torque (in Nm) than 2012 Citroen C4. (240 Nm @ 1750 RPM). This means 1987 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 2012 Citroen C4. 2012 Citroen C4 has automatic transmission and 1987 Renault 21 has manual transmission. 1987 Renault 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Citroen C4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Renault 21 | 2012 Citroen C4 | |
| Make | Renault | Citroen |
| Model | 21 | C4 |
| Year Released | 1987 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1560 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 175 HP | 108 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 270 Nm | 240 Nm |
| Torque RPM | 3000 RPM | 1750 RPM |
| Engine Bore Size | 88 mm | 75 mm |
| Engine Stroke Size | 82 mm | 88 mm |
| Engine Compression Ratio | 8.0:1 | 18.0:1 |
| Top Speed | 227 km/hour | 180 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1190 kg | 1614 kg |
| Vehicle Length | 4650 mm | 4590 mm |
| Vehicle Width | 1720 mm | 1840 mm |
| Vehicle Height | 1380 mm | 1630 mm |
| Wheelbase Size | 2610 mm | 2730 mm |
