1971 AC 428 vs. 1986 Rolls-Royce Silver Spirit II
To start off, 1986 Rolls-Royce Silver Spirit II 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 83 more horse power than 1986 Rolls-Royce Silver Spirit II. (215 HP @ 4200 RPM). In normal driving conditions, 1971 AC 428 should accelerate faster than 1986 Rolls-Royce Silver Spirit II. With that said, vehicle weight also plays an important factor in acceleration. 1986 Rolls-Royce Silver Spirit II weights approximately 820 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 199 more torque (in Nm) than 1986 Rolls-Royce Silver Spirit II. (440 Nm @ 1450 RPM). This means 1971 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1986 Rolls-Royce Silver Spirit II. 1986 Rolls-Royce Silver Spirit II has automatic transmission and 1971 AC 428 has manual transmission. 1971 AC 428 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1986 Rolls-Royce Silver Spirit II will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1971 AC 428 | 1986 Rolls-Royce Silver Spirit II | |
| Make | AC | Rolls-Royce |
| Model | 428 | Silver Spirit II |
| Year Released | 1971 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 7003 cc | 6750 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 298 HP | 215 HP |
| Engine RPM | 4600 RPM | 4200 RPM |
| Torque | 639 Nm | 440 Nm |
| Torque RPM | 2800 RPM | 1450 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1430 kg | 2250 kg |
| Vehicle Length | 4430 mm | 5270 mm |
| Vehicle Width | 1710 mm | 1900 mm |
| Vehicle Height | 1310 mm | 1500 mm |
| Wheelbase Size | 2450 mm | 3060 mm |
