1981 BMW 725 vs. 2004 Jeep Liberty
To start off, 2004 Jeep Liberty 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 3,687 cc (6 cylinders), 2004 Jeep Liberty is equipped with a bigger engine. In terms of performance, 2004 Jeep Liberty (210 HP @ 3800 RPM) has 62 more horse power than 1981 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 2004 Jeep Liberty should accelerate faster than 1981 BMW 725.
Let's talk about torque, 2004 Jeep Liberty (319 Nm) has 104 more torque (in Nm) than 1981 BMW 725. (215 Nm). This means 2004 Jeep Liberty will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 725.
Compare all specifications:
| 1981 BMW 725 | 2004 Jeep Liberty | |
| Make | BMW | Jeep |
| Model | 725 | Liberty |
| Year Released | 1981 | 2004 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2493 cc | 3687 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 148 HP | 210 HP |
| Engine RPM | 5500 RPM | 3800 RPM |
| Torque | 215 Nm | 319 Nm |
| Engine Bore Size | 86 mm | 93 mm |
| Engine Stroke Size | 71.6 mm | 91 mm |
| Engine Compression Ratio | 9.6:1 | 9.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4870 mm | 4440 mm |
| Vehicle Width | 1810 mm | 1830 mm |
| Vehicle Height | 1440 mm | 1790 mm |
| Wheelbase Size | 2810 mm | 2660 mm |
