1981 Buick Electra vs. 2006 BMW 525
To start off, 2006 BMW 525 is newer by 25 year(s). Which means there will be less support and parts availability for 1981 Buick Electra. In addition, the cost of maintenance, including insurance, on 1981 Buick Electra would be higher. At 4,129 cc (6 cylinders), 1981 Buick Electra is equipped with a bigger engine. In terms of performance, 2006 BMW 525 (215 HP @ 6500 RPM) has 92 more horse power than 1981 Buick Electra. (123 HP @ 4000 RPM) In normal driving conditions, 2006 BMW 525 should accelerate faster than 1981 Buick Electra.
Because 2006 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Buick Electra. In wet, icy, snow, or gravel driving conditions, 2006 BMW 525 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, 1981 Buick Electra (278 Nm @ 2000 RPM) has 28 more torque (in Nm) than 2006 BMW 525. (250 Nm @ 2750 RPM). This means 1981 Buick Electra will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 525.
Compare all specifications:
| 1981 Buick Electra | 2006 BMW 525 | |
| Make | Buick | BMW |
| Model | Electra | 525 |
| Year Released | 1981 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 4129 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 215 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 278 Nm | 250 Nm |
| Torque RPM | 2000 RPM | 2750 RPM |
| Engine Bore Size | 100.7 mm | 78.9 mm |
| Engine Stroke Size | 86.4 mm | 82 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5650 mm | 4850 mm |
| Vehicle Width | 1990 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1500 mm |
| Wheelbase Size | 3030 mm | 2840 mm |
| Fuel Tank Capacity | 95 L | 70 L |
