1973 Aston Martin V8 Volante vs. 1981 BMW 725
To start off, 1981 BMW 725 is newer by 8 year(s). Which means there will be less support and parts availability for 1973 Aston Martin V8 Volante. In addition, the cost of maintenance, including insurance, on 1973 Aston Martin V8 Volante would be higher. At 5,341 cc (8 cylinders), 1973 Aston Martin V8 Volante is equipped with a bigger engine. In terms of performance, 1973 Aston Martin V8 Volante (317 HP @ 5000 RPM) has 169 more horse power than 1981 BMW 725. (148 HP @ 5500 RPM). In normal driving conditions, 1973 Aston Martin V8 Volante 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, 1973 Aston Martin V8 Volante (434 Nm @ 4000 RPM) has 219 more torque (in Nm) than 1981 BMW 725. (215 Nm @ 4000 RPM). This means 1973 Aston Martin V8 Volante will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 725.
Compare all specifications:
1973 Aston Martin V8 Volante | 1981 BMW 725 | |
Make | Aston Martin | BMW |
Model | V8 Volante | 725 |
Year Released | 1973 | 1981 |
Body Type | Convertible | Sedan |
Engine Position | Front | Front |
Engine Size | 5341 cc | 2493 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 317 HP | 148 HP |
Engine RPM | 5000 RPM | 5500 RPM |
Torque | 434 Nm | 215 Nm |
Torque RPM | 4000 RPM | 4000 RPM |
Engine Bore Size | 100 mm | 86 mm |
Engine Stroke Size | 85 mm | 71.6 mm |
Engine Compression Ratio | 9.3:1 | 9.6:1 |
Drive Type | Rear | Rear |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Length | 4630 mm | 4870 mm |
Vehicle Width | 1840 mm | 1810 mm |
Vehicle Height | 1330 mm | 1440 mm |
Wheelbase Size | 2620 mm | 2810 mm |