1999 AC Ace vs. 1970 Buick Riviera
To start off, 1999 AC Ace is newer by 29 year(s). Which means there will be less support and parts availability for 1970 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1970 Buick Riviera would be higher. At 7,468 cc (6 cylinders), 1970 Buick Riviera is equipped with a bigger engine. In terms of performance, 1999 AC Ace (351 HP @ 6500 RPM) has 86 more horse power than 1970 Buick Riviera. (265 HP @ 4600 RPM). In normal driving conditions, 1999 AC Ace should accelerate faster than 1970 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 1970 Buick Riviera weights approximately 961 kg more than 1999 AC Ace.
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 Buick Riviera (522 Nm @ 2800 RPM) has 122 more torque (in Nm) than 1999 AC Ace. (400 Nm @ 4000 RPM). This means 1970 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1999 AC Ace. 1970 Buick Riviera has automatic transmission and 1999 AC Ace has manual transmission. 1999 AC Ace will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1970 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 AC Ace | 1970 Buick Riviera | |
| Make | AC | Buick |
| Model | Ace | Riviera |
| Year Released | 1999 | 1970 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3506 cc | 7468 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 351 HP | 265 HP |
| Engine RPM | 6500 RPM | 4600 RPM |
| Torque | 400 Nm | 522 Nm |
| Torque RPM | 4000 RPM | 2800 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1025 kg | 1986 kg |
| Vehicle Length | 4430 mm | 5480 mm |
| Vehicle Width | 1880 mm | 2020 mm |
| Vehicle Height | 1310 mm | 1370 mm |
| Wheelbase Size | 2480 mm | 3030 mm |
