1953 Allard K3 vs. 1981 BMW 725
To start off, 1981 BMW 725 is newer by 28 year(s). Which means there will be less support and parts availability for 1953 Allard K3. In addition, the cost of maintenance, including insurance, on 1953 Allard K3 would be higher. At 3,622 cc (8 cylinders), 1953 Allard K3 is equipped with a bigger engine. In terms of performance, 1981 BMW 725 (148 HP @ 5500 RPM) has 54 more horse power than 1953 Allard K3. (94 HP @ 3800 RPM) In normal driving conditions, 1981 BMW 725 should accelerate faster than 1953 Allard K3.
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, 1953 Allard K3 (217 Nm @ 1800 RPM) has 2 more torque (in Nm) than 1981 BMW 725. (215 Nm @ 4000 RPM). This means 1953 Allard K3 will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 725.
Compare all specifications:
| 1953 Allard K3 | 1981 BMW 725 | |
| Make | Allard | BMW |
| Model | K3 | 725 |
| Year Released | 1953 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 3622 cc | 2493 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 94 HP | 148 HP |
| Engine RPM | 3800 RPM | 5500 RPM |
| Torque | 217 Nm | 215 Nm |
| Torque RPM | 1800 RPM | 4000 RPM |
| Engine Bore Size | 77.8 mm | 86 mm |
| Engine Stroke Size | 95.3 mm | 71.6 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 3 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4500 mm | 4870 mm |
| Vehicle Width | 1680 mm | 1810 mm |
| Vehicle Height | 1380 mm | 1440 mm |
| Wheelbase Size | 2550 mm | 2810 mm |
