2005 Opel Signum vs. 1999 BMW 325
To start off, 2005 Opel Signum is newer by 6 year(s). Which means there will be less support and parts availability for 1999 BMW 325. In addition, the cost of maintenance, including insurance, on 1999 BMW 325 would be higher. At 2,958 cc (6 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 1999 BMW 325 (189 HP @ 6000 RPM) has 14 more horse power than 2005 Opel Signum. (175 HP @ 4000 RPM) In normal driving conditions, 1999 BMW 325 should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 95 kg more than 1999 BMW 325.
Because 1999 BMW 325 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Signum. In wet, icy, snow, or gravel driving conditions, 1999 BMW 325 will offer significantly more control. 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, 2005 Opel Signum (370 Nm @ 1900 RPM) has 90 more torque (in Nm) than 1999 BMW 325. (280 Nm @ 3500 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1999 BMW 325. 1999 BMW 325 has automatic transmission and 2005 Opel Signum has manual transmission. 2005 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 BMW 325 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Opel Signum | 1999 BMW 325 | |
| Make | Opel | BMW |
| Model | Signum | 325 |
| Year Released | 2005 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 2495 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 189 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 370 Nm | 280 Nm |
| Torque RPM | 1900 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1670 kg | 1575 kg |
| Vehicle Length | 4640 mm | 4480 mm |
| Vehicle Width | 1800 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2620 mm | 2730 mm |
| Fuel Tank Capacity | 60 L | 63 L |
