1981 Mazda 323 vs. 2007 Opel Signum
To start off, 2007 Opel Signum is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Mazda 323. In addition, the cost of maintenance, including insurance, on 1981 Mazda 323 would be higher. At 1,909 cc (4 cylinders), 2007 Opel Signum is equipped with a bigger engine. In terms of performance, 2007 Opel Signum (148 HP @ 4000 RPM) has 95 more horse power than 1981 Mazda 323. (53 HP @ 6000 RPM) In normal driving conditions, 2007 Opel Signum should accelerate faster than 1981 Mazda 323. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 763 kg more than 1981 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, 2007 Opel Signum (315 Nm @ 2000 RPM) has 236 more torque (in Nm) than 1981 Mazda 323. (79 Nm @ 4000 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda 323.
Compare all specifications:
1981 Mazda 323 | 2007 Opel Signum | |
Make | Mazda | Opel |
Model | 323 | Signum |
Year Released | 1981 | 2007 |
Engine Position | Front | Front |
Engine Size | 1069 cc | 1909 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 53 HP | 148 HP |
Engine RPM | 6000 RPM | 4000 RPM |
Torque | 79 Nm | 315 Nm |
Torque RPM | 4000 RPM | 2000 RPM |
Fuel Type | Gasoline | Diesel |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 3 doors | 5 doors |
Vehicle Weight | 850 kg | 1613 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 |