1981 BMW 725 vs. 1987 Opel Kadett
To start off, 1987 Opel Kadett is newer by 6 year(s). Which means there will be less support and parts availability for 1981 BMW 725. In addition, the cost of maintenance, including insurance, on 1981 BMW 725 would be higher. At 2,493 cc (6 cylinders), 1981 BMW 725 is equipped with a bigger engine. In terms of performance, 1981 BMW 725 (148 HP @ 5500 RPM) has 19 more horse power than 1987 Opel Kadett. (129 HP @ 5600 RPM). In normal driving conditions, 1981 BMW 725 should accelerate faster than 1987 Opel Kadett.
Because 1981 BMW 725 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 1981 BMW 725. However, in wet, icy, snow, or gravel driving conditions, 1987 Opel Kadett, 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, 1981 BMW 725 (215 Nm @ 4000 RPM) has 35 more torque (in Nm) than 1987 Opel Kadett. (180 Nm @ 4600 RPM). This means 1981 BMW 725 will have an easier job in driving up hills or pulling heavy equipment than 1987 Opel Kadett.
Compare all specifications:
1981 BMW 725 | 1987 Opel Kadett | |
Make | BMW | Opel |
Model | 725 | Kadett |
Year Released | 1981 | 1987 |
Engine Position | Front | Front |
Engine Size | 2493 cc | 1998 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 148 HP | 129 HP |
Engine RPM | 5500 RPM | 5600 RPM |
Torque | 215 Nm | 180 Nm |
Torque RPM | 4000 RPM | 4600 RPM |
Engine Bore Size | 86 mm | 86.1 mm |
Engine Stroke Size | 71.6 mm | 86 mm |
Engine Compression Ratio | 9.6:1 | 10.0:1 |
Drive Type | Rear | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Length | 4870 mm | 4010 mm |
Vehicle Width | 1810 mm | 1670 mm |
Vehicle Height | 1440 mm | 1370 mm |
Wheelbase Size | 2810 mm | 2530 mm |