1994 Jaguar XJS vs. 1986 Renault 21
To start off, 1994 Jaguar XJS is newer by 8 year(s). Which means there will be less support and parts availability for 1986 Renault 21. In addition, the cost of maintenance, including insurance, on 1986 Renault 21 would be higher. At 3,980 cc (6 cylinders), 1994 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1994 Jaguar XJS (223 HP @ 4750 RPM) has 159 more horse power than 1986 Renault 21. (64 HP @ 4500 RPM). In normal driving conditions, 1994 Jaguar XJS should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1994 Jaguar XJS weights approximately 680 kg more than 1986 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1994 Jaguar XJS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1994 Jaguar XJS. However, in wet, icy, snow, or gravel driving conditions, 1986 Renault 21, being front wheel drive (FWD), will offer much better control with better grip. 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, 1994 Jaguar XJS (377 Nm @ 3650 RPM) has 259 more torque (in Nm) than 1986 Renault 21. (118 Nm @ 2250 RPM). This means 1994 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 1994 Jaguar XJS | 1986 Renault 21 | |
| Make | Jaguar | Renault |
| Model | XJS | 21 |
| Year Released | 1994 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 3980 cc | 1870 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 223 HP | 64 HP |
| Engine RPM | 4750 RPM | 4500 RPM |
| Torque | 377 Nm | 118 Nm |
| Torque RPM | 3650 RPM | 2250 RPM |
| Engine Bore Size | 91 mm | 80 mm |
| Engine Stroke Size | 102 mm | 93 mm |
| Engine Compression Ratio | 9.5:1 | 21.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 7 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1730 kg | 1050 kg |
| Vehicle Length | 4770 mm | 4540 mm |
| Vehicle Width | 1800 mm | 1730 mm |
| Vehicle Height | 1260 mm | 1430 mm |
| Wheelbase Size | 2600 mm | 2670 mm |
