1981 BMW 725 vs. 1967 Chevrolet Impala
To start off, 1981 BMW 725 is newer by 14 year(s). Which means there will be less support and parts availability for 1967 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 1967 Chevrolet Impala would be higher. At 6,490 cc (8 cylinders), 1967 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 1967 Chevrolet Impala (325 HP @ 4800 RPM) has 177 more horse power than 1981 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 1967 Chevrolet Impala should accelerate faster than 1981 BMW 725.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1967 Chevrolet Impala (556 Nm @ 3200 RPM) has 341 more torque (in Nm) than 1981 BMW 725. (215 Nm @ 4000 RPM). This means 1967 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 725.
Compare all specifications:
| 1981 BMW 725 | 1967 Chevrolet Impala | |
| Make | BMW | Chevrolet |
| Model | 725 | Impala |
| Year Released | 1981 | 1967 |
| Engine Position | Front | Front |
| Engine Size | 2493 cc | 6490 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 148 HP | 325 HP |
| Engine RPM | 5500 RPM | 4800 RPM |
| Torque | 215 Nm | 556 Nm |
| Torque RPM | 4000 RPM | 3200 RPM |
| Engine Bore Size | 86 mm | 104 mm |
| Engine Stroke Size | 71.6 mm | 95.5 mm |
| Engine Compression Ratio | 9.6:1 | 10.3:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4870 mm | 5420 mm |
| Vehicle Width | 1810 mm | 2040 mm |
| Vehicle Height | 1440 mm | 1410 mm |
| Wheelbase Size | 2810 mm | 3030 mm |
