1984 Opel Monza vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 19 year(s). Which means there will be less support and parts availability for 1984 Opel Monza. In addition, the cost of maintenance, including insurance, on 1984 Opel Monza would be higher. At 2,958 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (175 HP @ 4000 RPM) has 61 more horse power than 1984 Opel Monza. (114 HP @ 4800 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 1984 Opel Monza. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 344 kg more than 1984 Opel Monza. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1984 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 1984 Opel Monza. 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 (371 Nm @ 1900 RPM) has 189 more torque (in Nm) than 1984 Opel Monza. (182 Nm @ 2800 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1984 Opel Monza.
Compare all specifications:
| 1984 Opel Monza | 2003 Opel Signum | |
| Make | Opel | Opel |
| Model | Monza | Signum |
| Year Released | 1984 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2197 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 114 HP | 175 HP |
| Engine RPM | 4800 RPM | 4000 RPM |
| Torque | 182 Nm | 371 Nm |
| Torque RPM | 2800 RPM | 1900 RPM |
| Engine Bore Size | 95 mm | 87.5 mm |
| Engine Stroke Size | 77.5 mm | 82 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1326 kg | 1670 kg |
| Vehicle Length | 4700 mm | 4640 mm |
| Vehicle Width | 1740 mm | 1800 mm |
| Vehicle Height | 1390 mm | 1470 mm |
| Wheelbase Size | 2670 mm | 2700 mm |
