1981 BMW 745 vs. 1970 AC 428
To start off, 1981 BMW 745 is newer by 11 year(s). Which means there will be less support and parts availability for 1970 AC 428. In addition, the cost of maintenance, including insurance, on 1970 AC 428 would be higher. At 7,003 cc (8 cylinders), 1970 AC 428 is equipped with a bigger engine. In terms of performance, 1970 AC 428 (298 HP @ 4600 RPM) has 46 more horse power than 1981 BMW 745. (252 HP @ 5200 RPM) In normal driving conditions, 1970 AC 428 should accelerate faster than 1981 BMW 745. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 745 weights approximately 166 kg more than 1970 AC 428.
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, 1970 AC 428 (640 Nm @ 2800 RPM) has 260 more torque (in Nm) than 1981 BMW 745. (380 Nm @ 2200 RPM). This means 1970 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 745.
Compare all specifications:
1981 BMW 745 | 1970 AC 428 | |
Make | BMW | AC |
Model | 745 | 428 |
Year Released | 1981 | 1970 |
Engine Position | Front | Front |
Engine Size | 3430 cc | 7003 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | in-line |
Horse Power | 252 HP | 298 HP |
Engine RPM | 5200 RPM | 4600 RPM |
Torque | 380 Nm | 640 Nm |
Torque RPM | 2200 RPM | 2800 RPM |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1596 kg | 1430 kg |
Vehicle Length | 4870 mm | 4430 mm |
Vehicle Width | 1810 mm | 1710 mm |
Vehicle Height | 1440 mm | 1310 mm |
Wheelbase Size | 2770 mm | 2450 mm |