1965 AC 427 vs. 1970 Buick Riviera
To start off, 1970 Buick Riviera is newer by 5 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 7,468 cc (6 cylinders), 1970 Buick Riviera is equipped with a bigger engine. In terms of performance, 1965 AC 427 (410 HP @ 4000 RPM) has 145 more horse power than 1970 Buick Riviera. (265 HP @ 4600 RPM). In normal driving conditions, 1965 AC 427 should accelerate faster than 1970 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 1970 Buick Riviera weights approximately 589 kg more than 1965 AC 427.
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 130 more torque (in Nm) than 1970 Buick Riviera. (522 Nm @ 2800 RPM). This means 1965 AC 427 will have an easier job in driving up hills or pulling heavy equipment than 1970 Buick Riviera.
Compare all specifications:
| 1965 AC 427 | 1970 Buick Riviera | |
| Make | AC | Buick |
| Model | 427 | Riviera |
| Year Released | 1965 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 6997 cc | 7468 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 410 HP | 265 HP |
| Engine RPM | 4000 RPM | 4600 RPM |
| Torque | 652 Nm | 522 Nm |
| Torque RPM | 3700 RPM | 2800 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1397 kg | 1986 kg |
| Vehicle Length | 4430 mm | 5480 mm |
| Vehicle Width | 1710 mm | 2020 mm |
| Vehicle Height | 1300 mm | 1370 mm |
| Wheelbase Size | 2440 mm | 3030 mm |
