1965 AC 427 vs. 1980 BMW 725
To start off, 1980 BMW 725 is newer by 15 year(s). Which means there will be less support and parts availability for 1965 AC 427. In addition, the cost of maintenance, including insurance, on 1965 AC 427 would be higher. At 6,997 cc (8 cylinders), 1965 AC 427 is equipped with a bigger engine. In terms of performance, 1965 AC 427 (410 HP @ 4000 RPM) has 262 more horse power than 1980 BMW 725. (148 HP @ 5500 RPM). In normal driving conditions, 1965 AC 427 should accelerate faster than 1980 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, 1965 AC 427 (652 Nm @ 3700 RPM) has 437 more torque (in Nm) than 1980 BMW 725. (215 Nm @ 4000 RPM). This means 1965 AC 427 will have an easier job in driving up hills or pulling heavy equipment than 1980 BMW 725.
Compare all specifications:
1965 AC 427 | 1980 BMW 725 | |
Make | AC | BMW |
Model | 427 | 725 |
Year Released | 1965 | 1980 |
Engine Position | Front | Front |
Engine Size | 6997 cc | 2495 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 410 HP | 148 HP |
Engine RPM | 4000 RPM | 5500 RPM |
Torque | 652 Nm | 215 Nm |
Torque RPM | 3700 RPM | 4000 RPM |
Engine Bore Size | 107.7 mm | 86 mm |
Engine Stroke Size | 96 mm | 71.6 mm |
Drive Type | Rear | Rear |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Length | 4430 mm | 4870 mm |
Vehicle Width | 1710 mm | 1810 mm |
Vehicle Height | 1300 mm | 1440 mm |
Wheelbase Size | 2440 mm | 2810 mm |