1994 BMW 854 vs. 1999 Opel Signum
To start off, 1999 Opel Signum is newer by 5 year(s). Which means there will be less support and parts availability for 1994 BMW 854. In addition, the cost of maintenance, including insurance, on 1994 BMW 854 would be higher. At 5,378 cc (12 cylinders), 1994 BMW 854 is equipped with a bigger engine. In terms of performance, 1994 BMW 854 (323 HP @ 5000 RPM) has 224 more horse power than 1999 Opel Signum. (99 HP @ 3120 RPM). In normal driving conditions, 1994 BMW 854 should accelerate faster than 1999 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1994 BMW 854 weights approximately 285 kg more than 1999 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1994 BMW 854 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 1994 BMW 854. However, in wet, icy, snow, or gravel driving conditions, 1999 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, 1994 BMW 854 (490 Nm @ 3900 RPM) has 250 more torque (in Nm) than 1999 Opel Signum. (240 Nm @ 1500 RPM). This means 1994 BMW 854 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Signum. 1994 BMW 854 has automatic transmission and 1999 Opel Signum has manual transmission. 1999 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1994 BMW 854 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1994 BMW 854 | 1999 Opel Signum | |
| Make | BMW | Opel |
| Model | 854 | Signum |
| Year Released | 1994 | 1999 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5378 cc | 1995 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 323 HP | 99 HP |
| Engine RPM | 5000 RPM | 3120 RPM |
| Torque | 490 Nm | 240 Nm |
| Torque RPM | 3900 RPM | 1500 RPM |
| Engine Bore Size | 85 mm | 84 mm |
| Engine Stroke Size | 79 mm | 90 mm |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1880 kg | 1595 kg |
| Vehicle Length | 4790 mm | 4640 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2690 mm | 2840 mm |
