1981 BMW 725 vs. 2004 Opel Astra
To start off, 2004 Opel Astra is newer by 23 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 45 more horse power than 2004 Opel Astra. (103 HP @ 4400 RPM). In normal driving conditions, 1981 BMW 725 should accelerate faster than 2004 Opel Astra.
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, 2004 Opel Astra, 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, 2004 Opel Astra (231 Nm @ 2300 RPM) has 16 more torque (in Nm) than 1981 BMW 725. (215 Nm @ 4000 RPM). This means 2004 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 725.
Compare all specifications:
1981 BMW 725 | 2004 Opel Astra | |
Make | BMW | Opel |
Model | 725 | Astra |
Year Released | 1981 | 2004 |
Body Type | Sedan | Station Wagon |
Engine Position | Front | Front |
Engine Size | 2493 cc | 1686 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 148 HP | 103 HP |
Engine RPM | 5500 RPM | 4400 RPM |
Torque | 215 Nm | 231 Nm |
Torque RPM | 4000 RPM | 2300 RPM |
Engine Bore Size | 86 mm | 79 mm |
Engine Stroke Size | 71.6 mm | 86 mm |
Fuel Type | Gasoline | Diesel |
Drive Type | Rear | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Length | 4870 mm | 4520 mm |
Vehicle Width | 1810 mm | 1800 mm |
Vehicle Height | 1440 mm | 1510 mm |
Wheelbase Size | 2810 mm | 2840 mm |