1981 Aston Martin Lagonda vs. 2003 BMW 645
To start off, 2003 BMW 645 is newer by 22 year(s). Which means there will be less support and parts availability for 1981 Aston Martin Lagonda. In addition, the cost of maintenance, including insurance, on 1981 Aston Martin Lagonda would be higher. At 5,340 cc (8 cylinders), 1981 Aston Martin Lagonda is equipped with a bigger engine. In terms of performance, 2003 BMW 645 (310 HP @ 6000 RPM) has 24 more horse power than 1981 Aston Martin Lagonda. (286 HP @ 5000 RPM) In normal driving conditions, 2003 BMW 645 should accelerate faster than 1981 Aston Martin Lagonda. With that said, vehicle weight also plays an important factor in acceleration. 1981 Aston Martin Lagonda weights approximately 527 kg more than 2003 BMW 645.
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, 2003 BMW 645 (450 Nm @ 3600 RPM) has 16 more torque (in Nm) than 1981 Aston Martin Lagonda. (434 Nm @ 4500 RPM). This means 2003 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1981 Aston Martin Lagonda. 2003 BMW 645 has automatic transmission and 1981 Aston Martin Lagonda has manual transmission. 1981 Aston Martin Lagonda will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Aston Martin Lagonda | 2003 BMW 645 | |
| Make | Aston Martin | BMW |
| Model | Lagonda | 645 |
| Year Released | 1981 | 2003 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5340 cc | 4398 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 286 HP | 310 HP |
| Engine RPM | 5000 RPM | 6000 RPM |
| Torque | 434 Nm | 450 Nm |
| Torque RPM | 4500 RPM | 3600 RPM |
| Engine Bore Size | 100 mm | 92 mm |
| Engine Stroke Size | 85 mm | 82.7 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2225 kg | 1698 kg |
| Vehicle Length | 5290 mm | 4830 mm |
| Vehicle Width | 1820 mm | 1860 mm |
| Vehicle Height | 1310 mm | 1380 mm |
| Wheelbase Size | 2920 mm | 2790 mm |
