1983 Alfa Romeo 33 vs. 1991 Buick Riviera
To start off, 1991 Buick Riviera is newer by 8 year(s). Which means there will be less support and parts availability for 1983 Alfa Romeo 33. In addition, the cost of maintenance, including insurance, on 1983 Alfa Romeo 33 would be higher. At 3,800 cc (6 cylinders), 1991 Buick Riviera is equipped with a bigger engine. In terms of performance, 1991 Buick Riviera (170 HP @ 4800 RPM) has 76 more horse power than 1983 Alfa Romeo 33. (94 HP @ 5750 RPM) In normal driving conditions, 1991 Buick Riviera should accelerate faster than 1983 Alfa Romeo 33. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Riviera weights approximately 608 kg more than 1983 Alfa Romeo 33. 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, 1991 Buick Riviera (285 Nm @ 3200 RPM) has 152 more torque (in Nm) than 1983 Alfa Romeo 33. (133 Nm @ 4000 RPM). This means 1991 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1983 Alfa Romeo 33. 1991 Buick Riviera has automatic transmission and 1983 Alfa Romeo 33 has manual transmission. 1983 Alfa Romeo 33 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1983 Alfa Romeo 33 | 1991 Buick Riviera | |
| Make | Alfa Romeo | Buick |
| Model | 33 | Riviera |
| Year Released | 1983 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1490 cc | 3800 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | boxer | V |
| Horse Power | 94 HP | 170 HP |
| Engine RPM | 5750 RPM | 4800 RPM |
| Torque | 133 Nm | 285 Nm |
| Torque RPM | 4000 RPM | 3200 RPM |
| Engine Bore Size | 84 mm | 96.5 mm |
| Engine Stroke Size | 67.2 mm | 86.4 mm |
| Engine Compression Ratio | 9.0:1 | 8.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 912 kg | 1520 kg |
| Vehicle Length | 4020 mm | 5040 mm |
| Vehicle Width | 1620 mm | 1830 mm |
| Vehicle Height | 1310 mm | 1350 mm |
| Wheelbase Size | 2520 mm | 2760 mm |
