1989 Morgan Plus 4 vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 14 year(s). Which means there will be less support and parts availability for 1989 Morgan Plus 4. In addition, the cost of maintenance, including insurance, on 1989 Morgan Plus 4 would be higher. At 3,173 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (207 HP @ 6200 RPM) has 70 more horse power than 1989 Morgan Plus 4. (137 HP @ 6000 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 1989 Morgan Plus 4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 693 kg more than 1989 Morgan Plus 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1989 Morgan Plus 4 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 1989 Morgan Plus 4. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Opel Signum (300 Nm @ 4000 RPM) has 123 more torque (in Nm) than 1989 Morgan Plus 4. (177 Nm @ 4500 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1989 Morgan Plus 4. 2003 Opel Signum has automatic transmission and 1989 Morgan Plus 4 has manual transmission. 1989 Morgan Plus 4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1989 Morgan Plus 4 | 2003 Opel Signum | |
| Make | Morgan | Opel |
| Model | Plus 4 | Signum |
| Year Released | 1989 | 2003 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 3173 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 137 HP | 207 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 177 Nm | 300 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 920 kg | 1613 kg |
| Vehicle Length | 3900 mm | 4640 mm |
| Vehicle Width | 1510 mm | 1800 mm |
| Vehicle Height | 1280 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2840 mm |
