1997 Buick Riviera vs. 1986 Cadillac Allante
To start off, 1997 Buick Riviera is newer by 11 year(s). Which means there will be less support and parts availability for 1986 Cadillac Allante. In addition, the cost of maintenance, including insurance, on 1986 Cadillac Allante would be higher. At 4,087 cc (8 cylinders), 1986 Cadillac Allante is equipped with a bigger engine. In terms of performance, 1997 Buick Riviera (180 HP @ 4000 RPM) has 11 more horse power than 1986 Cadillac Allante. (169 HP @ 4300 RPM). In normal driving conditions, 1997 Buick Riviera should accelerate faster than 1986 Cadillac Allante. With that said, vehicle weight also plays an important factor in acceleration. 1997 Buick Riviera weights approximately 91 kg more than 1986 Cadillac Allante. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 1997 Buick Riviera (364 Nm @ 2400 RPM) has 40 more torque (in Nm) than 1986 Cadillac Allante. (324 Nm @ 3200 RPM). This means 1997 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1986 Cadillac Allante.
Compare all specifications:
| 1997 Buick Riviera | 1986 Cadillac Allante | |
| Make | Buick | Cadillac |
| Model | Riviera | Allante |
| Year Released | 1997 | 1986 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3790 cc | 4087 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 180 HP | 169 HP |
| Engine RPM | 4000 RPM | 4300 RPM |
| Torque | 364 Nm | 324 Nm |
| Torque RPM | 2400 RPM | 3200 RPM |
| Engine Bore Size | 96.5 mm | 88 mm |
| Engine Stroke Size | 86.4 mm | 84 mm |
| Engine Compression Ratio | 8.0:1 | 8.5:1 |
| Top Speed | 188 km/hour | 192 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1681 kg | 1590 kg |
| Vehicle Length | 5230 mm | 4540 mm |
| Vehicle Width | 2040 mm | 1870 mm |
| Vehicle Height | 1380 mm | 1330 mm |
| Wheelbase Size | 2900 mm | 2530 mm |
| Fuel Tank Capacity | 88 L | 75 L |
