2005 Alfa Romeo 159 vs. 1981 BMW 725
To start off, 2005 Alfa Romeo 159 is newer by 24 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 3,175 cc (6 cylinders), 2005 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 159 (247 HP @ 6200 RPM) has 99 more horse power than 1981 BMW 725. (148 HP @ 5500 RPM). In normal driving conditions, 2005 Alfa Romeo 159 should accelerate faster than 1981 BMW 725.
Because 2005 Alfa Romeo 159 is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW 725. In wet, icy, snow, or gravel driving conditions, 2005 Alfa Romeo 159 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 Alfa Romeo 159 (322 Nm @ 4500 RPM) has 107 more torque (in Nm) than 1981 BMW 725. (215 Nm @ 4000 RPM). This means 2005 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 725.
Compare all specifications:
2005 Alfa Romeo 159 | 1981 BMW 725 | |
Make | Alfa Romeo | BMW |
Model | 159 | 725 |
Year Released | 2005 | 1981 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 3175 cc | 2493 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 247 HP | 148 HP |
Engine RPM | 6200 RPM | 5500 RPM |
Torque | 322 Nm | 215 Nm |
Torque RPM | 4500 RPM | 4000 RPM |
Engine Bore Size | 87.5 mm | 86 mm |
Engine Stroke Size | 88 mm | 71.6 mm |
Engine Compression Ratio | 11.3:1 | 9.6:1 |
Drive Type | 4WD | Rear |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Length | 4670 mm | 4870 mm |
Vehicle Width | 1830 mm | 1810 mm |
Vehicle Height | 1420 mm | 1440 mm |
Wheelbase Size | 2710 mm | 2810 mm |