1975 Mazda RX-2 vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 28 year(s). Which means there will be less support and parts availability for 1975 Mazda RX-2. In addition, the cost of maintenance, including insurance, on 1975 Mazda RX-2 would be higher. At 3,175 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (209 HP @ 6200 RPM) has 91 more horse power than 1975 Mazda RX-2. (118 HP @ 6500 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 1975 Mazda RX-2. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 585 kg more than 1975 Mazda RX-2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1975 Mazda RX-2 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 1975 Mazda RX-2. 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 143 more torque (in Nm) than 1975 Mazda RX-2. (157 Nm @ 3500 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda RX-2.
Compare all specifications:
| 1975 Mazda RX-2 | 2003 Opel Signum | |
| Make | Mazda | Opel |
| Model | RX-2 | Signum |
| Year Released | 1975 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2292 cc | 3175 cc |
| Engine Type | dual-disk rotary | in-line |
| Horse Power | 118 HP | 209 HP |
| Engine RPM | 6500 RPM | 6200 RPM |
| Torque | 157 Nm | 300 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 960 kg | 1545 kg |
| Vehicle Length | 4160 mm | 4640 mm |
| Vehicle Width | 1590 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2480 mm | 2840 mm |
