1981 Jaguar XJS vs. 2013 Mercedes-Benz M
To start off, 2013 Mercedes-Benz M is newer by 32 year(s). Which means there will be less support and parts availability for 1981 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1981 Jaguar XJS would be higher. At 5,344 cc (12 cylinders), 1981 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1981 Jaguar XJS (299 HP @ 5500 RPM) has 62 more horse power than 2013 Mercedes-Benz M. (237 HP @ 3600 RPM). In normal driving conditions, 1981 Jaguar XJS should accelerate faster than 2013 Mercedes-Benz M. With that said, vehicle weight also plays an important factor in acceleration. 2013 Mercedes-Benz M weights approximately 468 kg more than 1981 Jaguar XJS.
Because 2013 Mercedes-Benz M is four wheel drive (4WD), it will have significant more traction and grip than 1981 Jaguar XJS. In wet, icy, snow, or gravel driving conditions, 2013 Mercedes-Benz M will offer significantly more control. 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, 2013 Mercedes-Benz M (617 Nm @ 2400 RPM) has 186 more torque (in Nm) than 1981 Jaguar XJS. (431 Nm @ 3000 RPM). This means 2013 Mercedes-Benz M will have an easier job in driving up hills or pulling heavy equipment than 1981 Jaguar XJS. 1981 Jaguar XJS has automatic transmission and 2013 Mercedes-Benz M has manual transmission. 2013 Mercedes-Benz M will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1981 Jaguar XJS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Jaguar XJS | 2013 Mercedes-Benz M | |
| Make | Jaguar | Mercedes-Benz |
| Model | XJS | M |
| Year Released | 1981 | 2013 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 5344 cc | 3000 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | electric |
| Horse Power | 299 HP | 237 HP |
| Engine RPM | 5500 RPM | 3600 RPM |
| Torque | 431 Nm | 617 Nm |
| Torque RPM | 3000 RPM | 2400 RPM |
| Engine Compression Ratio | 12.5:1 | 15.5:1 |
| Top Speed | 240 km/hour | 210 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 8.7 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | 6-speed manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1707 kg | 2175 kg |
| Vehicle Length | 4880 mm | 4804 mm |
| Vehicle Width | 1780 mm | 2141 mm |
| Vehicle Height | 1270 mm | 1796 mm |
| Wheelbase Size | 2600 mm | 2915 mm |
