1983 Opel Monza vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 22 year(s). Which means there will be less support and parts availability for 1983 Opel Monza. In addition, the cost of maintenance, including insurance, on 1983 Opel Monza would be higher. At 3,174 cc (6 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (208 HP @ 6000 RPM) has 74 more horse power than 1983 Opel Monza. (134 HP @ 5600 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 1983 Opel Monza. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 240 kg more than 1983 Opel Monza. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1983 Opel Monza 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 1983 Opel Monza. 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, 2005 Opel Signum (300 Nm @ 4000 RPM) has 111 more torque (in Nm) than 1983 Opel Monza. (189 Nm @ 4600 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1983 Opel Monza.
Compare all specifications:
| 1983 Opel Monza | 2005 Opel Signum | |
| Make | Opel | Opel |
| Model | Monza | Signum |
| Year Released | 1983 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2490 cc | 3174 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 134 HP | 208 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 189 Nm | 300 Nm |
| Torque RPM | 4600 RPM | 4000 RPM |
| Engine Bore Size | 87 mm | 87.5 mm |
| Engine Stroke Size | 69.8 mm | 88 mm |
| Engine Compression Ratio | 9.2:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Vehicle Weight | 1370 kg | 1610 kg |
| Vehicle Length | 4700 mm | 4640 mm |
| Vehicle Width | 1740 mm | 1800 mm |
| Vehicle Height | 1390 mm | 1470 mm |
| Wheelbase Size | 2670 mm | 2840 mm |
