1974 BMW 3 vs. 2002 Opel Signum
To start off, 2002 Opel Signum is newer by 28 year(s). Which means there will be less support and parts availability for 1974 BMW 3. In addition, the cost of maintenance, including insurance, on 1974 BMW 3 would be higher. At 3,175 cc (6 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (208 HP @ 6200 RPM) has 8 more horse power than 1974 BMW 3. (200 HP @ 5500 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 1974 BMW 3. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 177 kg more than 1974 BMW 3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1974 BMW 3 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 1974 BMW 3. However, in wet, icy, snow, or gravel driving conditions, 2002 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, 2002 Opel Signum (300 Nm @ 4000 RPM) has 30 more torque (in Nm) than 1974 BMW 3. (270 Nm @ 4300 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1974 BMW 3. 2002 Opel Signum has automatic transmission and 1974 BMW 3 has manual transmission. 1974 BMW 3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1974 BMW 3 | 2002 Opel Signum | |
| Make | BMW | Opel |
| Model | 3 | Signum |
| Year Released | 1974 | 2002 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 3175 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 200 HP | 208 HP |
| Engine RPM | 5500 RPM | 6200 RPM |
| Torque | 270 Nm | 300 Nm |
| Torque RPM | 4300 RPM | 4000 RPM |
| Engine Bore Size | 89 mm | 87.5 mm |
| Engine Stroke Size | 80 mm | 88 mm |
| Engine Compression Ratio | 9.5:1 | 10.0:1 |
| Top Speed | 214 km/hour | 237 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1433 kg | 1610 kg |
| Vehicle Length | 4720 mm | 4640 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2700 mm | 2840 mm |
