1983 Mazda 323 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 Mazda 323. In addition, the cost of maintenance, including insurance, on 1983 Mazda 323 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 155 more horse power than 1983 Mazda 323. (53 HP @ 6000 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 1983 Mazda 323. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 760 kg more than 1983 Mazda 323. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Opel Signum (300 Nm @ 4000 RPM) has 221 more torque (in Nm) than 1983 Mazda 323. (79 Nm @ 4000 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1983 Mazda 323.
Compare all specifications:
| 1983 Mazda 323 | 2005 Opel Signum | |
| Make | Mazda | Opel |
| Model | 323 | Signum |
| Year Released | 1983 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1071 cc | 3174 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 53 HP | 208 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 79 Nm | 300 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 850 kg | 1610 kg |
| Vehicle Length | 3960 mm | 4640 mm |
| Vehicle Width | 1640 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2370 mm | 2840 mm |
