1981 BMW 725 vs. 2006 Toyota 4Runner
To start off, 2006 Toyota 4Runner is newer by 25 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 3,950 cc (6 cylinders), 2006 Toyota 4Runner is equipped with a bigger engine. In terms of performance, 2006 Toyota 4Runner (237 HP @ 5200 RPM) has 89 more horse power than 1981 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 2006 Toyota 4Runner should accelerate faster than 1981 BMW 725.
Because 2006 Toyota 4Runner 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, 2006 Toyota 4Runner 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, 2006 Toyota 4Runner (361 Nm @ 4000 RPM) has 146 more torque (in Nm) than 1981 BMW 725. (215 Nm @ 4000 RPM). This means 2006 Toyota 4Runner will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 725.
Compare all specifications:
| 1981 BMW 725 | 2006 Toyota 4Runner | |
| Make | BMW | Toyota |
| Model | 725 | 4Runner |
| Year Released | 1981 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2493 cc | 3950 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 237 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 215 Nm | 361 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Compression Ratio | 9.6:1 | 10.0:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4870 mm | 4810 mm |
| Vehicle Width | 1810 mm | 1920 mm |
| Vehicle Height | 1440 mm | 1820 mm |
| Wheelbase Size | 2810 mm | 2800 mm |
