1987 BMW Z1 vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 17 year(s). Which means there will be less support and parts availability for 1987 BMW Z1. In addition, the cost of maintenance, including insurance, on 1987 BMW Z1 would be higher. At 2,494 cc (6 cylinders), 1987 BMW Z1 is equipped with a bigger engine. In terms of performance, 1987 BMW Z1 (175 HP @ 5800 RPM) has 52 more horse power than 2004 Opel Signum. (123 HP @ 6000 RPM). In normal driving conditions, 1987 BMW Z1 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 230 kg more than 1987 BMW Z1.
Because 1987 BMW Z1 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 1987 BMW Z1. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 1987 BMW Z1 (230 Nm @ 4000 RPM) has 63 more torque (in Nm) than 2004 Opel Signum. (167 Nm @ 3800 RPM). This means 1987 BMW Z1 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
1987 BMW Z1 | 2004 Opel Signum | |
Make | BMW | Opel |
Model | Z1 | Signum |
Year Released | 1987 | 2004 |
Body Type | Roadster | Hatchback |
Engine Position | Front | Front |
Engine Size | 2494 cc | 1796 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 175 HP | 123 HP |
Engine RPM | 5800 RPM | 6000 RPM |
Torque | 230 Nm | 167 Nm |
Torque RPM | 4000 RPM | 3800 RPM |
Engine Bore Size | 82 mm | 80.5 mm |
Engine Stroke Size | 78.8 mm | 88.2 mm |
Engine Compression Ratio | 11.0:1 | 10.5:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Rear | Front |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 5 seats |
Vehicle Weight | 1250 kg | 1480 kg |
Vehicle Length | 3960 mm | 4640 mm |
Vehicle Width | 1810 mm | 1800 mm |
Vehicle Height | 1280 mm | 1470 mm |
Wheelbase Size | 2450 mm | 2640 mm |