1986 BMW 735 vs. 1971 AC 428
To start off, 1986 BMW 735 is newer by 15 year(s). Which means there will be less support and parts availability for 1971 AC 428. In addition, the cost of maintenance, including insurance, on 1971 AC 428 would be higher. At 7,003 cc (8 cylinders), 1971 AC 428 is equipped with a bigger engine. In terms of performance, 1971 AC 428 (298 HP @ 4600 RPM) has 78 more horse power than 1986 BMW 735. (220 HP @ 5700 RPM) In normal driving conditions, 1971 AC 428 should accelerate faster than 1986 BMW 735. With that said, vehicle weight also plays an important factor in acceleration. 1986 BMW 735 weights approximately 160 kg more than 1971 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, 1971 AC 428 (639 Nm @ 2800 RPM) has 324 more torque (in Nm) than 1986 BMW 735. (315 Nm @ 4000 RPM). This means 1971 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1986 BMW 735. 1971 AC 428 has automatic transmission and 1986 BMW 735 has manual transmission. 1986 BMW 735 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1971 AC 428 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1986 BMW 735 | 1971 AC 428 | |
| Make | BMW | AC |
| Model | 735 | 428 |
| Year Released | 1986 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 7003 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 220 HP | 298 HP |
| Engine RPM | 5700 RPM | 4600 RPM |
| Torque | 315 Nm | 639 Nm |
| Torque RPM | 4000 RPM | 2800 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1590 kg | 1430 kg |
| Vehicle Length | 4920 mm | 4430 mm |
| Vehicle Width | 1850 mm | 1710 mm |
| Vehicle Height | 1420 mm | 1310 mm |
| Wheelbase Size | 2840 mm | 2450 mm |
