1987 Renault 21 vs. 2010 Ford S-Max
To start off, 2010 Ford S-Max is newer by 23 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 1,997 cc (4 cylinders), 2010 Ford S-Max is equipped with a bigger engine. In terms of performance, 2010 Ford S-Max (128 HP @ 4000 RPM) has 64 more horse power than 1987 Renault 21. (64 HP @ 4500 RPM) In normal driving conditions, 2010 Ford S-Max should accelerate faster than 1987 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2010 Ford S-Max weights approximately 638 kg more than 1987 Renault 21. 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, 2010 Ford S-Max (320 Nm @ 1750 RPM) has 202 more torque (in Nm) than 1987 Renault 21. (118 Nm @ 2250 RPM). This means 2010 Ford S-Max will have an easier job in driving up hills or pulling heavy equipment than 1987 Renault 21.
Compare all specifications:
| 1987 Renault 21 | 2010 Ford S-Max | |
| Make | Renault | Ford |
| Model | 21 | S-Max |
| Year Released | 1987 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1869 cc | 1997 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 64 HP | 128 HP |
| Engine RPM | 4500 RPM | 4000 RPM |
| Torque | 118 Nm | 320 Nm |
| Torque RPM | 2250 RPM | 1750 RPM |
| Engine Bore Size | 80 mm | 85.1 mm |
| Engine Stroke Size | 93 mm | 88 mm |
| Engine Compression Ratio | 21.5:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 7 seats | 5 seats |
| Vehicle Weight | 1105 kg | 1743 kg |
| Vehicle Length | 4650 mm | 4770 mm |
| Vehicle Width | 1720 mm | 1890 mm |
| Vehicle Height | 1430 mm | 1660 mm |
| Wheelbase Size | 2820 mm | 2860 mm |
