1958 AC Ace vs. 1971 Buick Riviera
To start off, 1971 Buick Riviera is newer by 13 year(s). Which means there will be less support and parts availability for 1958 AC Ace. In addition, the cost of maintenance, including insurance, on 1958 AC Ace would be higher. At 7,468 cc (8 cylinders), 1971 Buick Riviera is equipped with a bigger engine. In terms of performance, 1971 Buick Riviera (311 HP @ 4200 RPM) has 186 more horse power than 1958 AC Ace. (125 HP @ 6000 RPM) In normal driving conditions, 1971 Buick Riviera should accelerate faster than 1958 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1971 Buick Riviera weights approximately 1144 kg more than 1958 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 Buick Riviera (617 Nm @ 2600 RPM) has 450 more torque (in Nm) than 1958 AC Ace. (167 Nm @ 4500 RPM). This means 1971 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1958 AC Ace. 1971 Buick Riviera has automatic transmission and 1958 AC Ace has manual transmission. 1958 AC Ace will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1971 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1958 AC Ace | 1971 Buick Riviera | |
| Make | AC | Buick |
| Model | Ace | Riviera |
| Year Released | 1958 | 1971 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1969 cc | 7468 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 125 HP | 311 HP |
| Engine RPM | 6000 RPM | 4200 RPM |
| Torque | 167 Nm | 617 Nm |
| Torque RPM | 4500 RPM | 2600 RPM |
| Engine Compression Ratio | 9.0:1 | 8.3:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 896 kg | 2040 kg |
| Vehicle Length | 4010 mm | 5560 mm |
| Vehicle Width | 1540 mm | 2040 mm |
| Vehicle Height | 1270 mm | 1380 mm |
| Wheelbase Size | 2290 mm | 3110 mm |
