2003 Opel Signum vs. 2004 BMW 316
To start off, 2004 BMW 316 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 1,910 cc (4 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (173 HP @ 5600 RPM) has 60 more horse power than 2004 BMW 316. (113 HP @ 5500 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 2004 BMW 316. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 120 kg more than 2004 BMW 316. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 BMW 316 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 2004 BMW 316. 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 (280 Nm @ 2500 RPM) has 105 more torque (in Nm) than 2004 BMW 316. (175 Nm @ 3750 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 316.
Compare all specifications:
| 2003 Opel Signum | 2004 BMW 316 | |
| Make | Opel | BMW |
| Model | Signum | 316 |
| Year Released | 2003 | 2004 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 113 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 280 Nm | 175 Nm |
| Torque RPM | 2500 RPM | 3750 RPM |
| Engine Compression Ratio | 9.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 220 km/hour | 196 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 10.9 seconds |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1495 kg | 1375 kg |
| Vehicle Length | 4640 mm | 4270 mm |
| Vehicle Width | 1800 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1410 mm |
| Wheelbase Size | 2720 mm | 2730 mm |
| Fuel Consumption Overall | 9.2 L/100km | 7 L/100km |
| Fuel Tank Capacity | 58 L | 63 L |
