1968 Jaguar XJ6 vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 37 year(s). Which means there will be less support and parts availability for 1968 Jaguar XJ6. In addition, the cost of maintenance, including insurance, on 1968 Jaguar XJ6 would be higher. At 4,235 cc (6 cylinders), 1968 Jaguar XJ6 is equipped with a bigger engine. In terms of performance, 1968 Jaguar XJ6 (245 HP @ 5400 RPM) has 70 more horse power than 2005 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 1968 Jaguar XJ6 should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1968 Jaguar XJ6 weights approximately 10 kg more than 2005 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1968 Jaguar XJ6 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 1968 Jaguar XJ6. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Signum, 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, 1968 Jaguar XJ6 (385 Nm @ 3750 RPM) has 15 more torque (in Nm) than 2005 Opel Signum. (370 Nm @ 1900 RPM). This means 1968 Jaguar XJ6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Signum. 2005 Opel Signum has automatic transmission and 1968 Jaguar XJ6 has manual transmission. 1968 Jaguar XJ6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1968 Jaguar XJ6 | 2005 Opel Signum | |
| Make | Jaguar | Opel |
| Model | XJ6 | Signum |
| Year Released | 1968 | 2005 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4235 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 245 HP | 175 HP |
| Engine RPM | 5400 RPM | 4000 RPM |
| Torque | 385 Nm | 370 Nm |
| Torque RPM | 3750 RPM | 1900 RPM |
| Engine Bore Size | 92.1 mm | 87.5 mm |
| Engine Stroke Size | 106 mm | 82 mm |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1680 kg | 1670 kg |
| Vehicle Length | 4820 mm | 4640 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2780 mm | 2620 mm |
| Fuel Tank Capacity | 104 L | 60 L |
