1991 Buick Riviera vs. 1974 Pontiac Firebird
To start off, 1991 Buick Riviera is newer by 17 year(s). Which means there will be less support and parts availability for 1974 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1974 Pontiac Firebird would be higher. At 7,462 cc (8 cylinders), 1974 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1974 Pontiac Firebird (296 HP @ 4000 RPM) has 126 more horse power than 1991 Buick Riviera. (170 HP @ 4800 RPM) In normal driving conditions, 1974 Pontiac Firebird should accelerate faster than 1991 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 1974 Pontiac Firebird weights approximately 230 kg more than 1991 Buick Riviera. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1974 Pontiac Firebird is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1974 Pontiac Firebird. However, in wet, icy, snow, or gravel driving conditions, 1991 Buick Riviera, being front wheel drive (FWD), will offer much better control with better grip. 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, 1974 Pontiac Firebird (563 Nm @ 3200 RPM) has 278 more torque (in Nm) than 1991 Buick Riviera. (285 Nm @ 3200 RPM). This means 1974 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Riviera.
Compare all specifications:
| 1991 Buick Riviera | 1974 Pontiac Firebird | |
| Make | Buick | Pontiac |
| Model | Riviera | Firebird |
| Year Released | 1991 | 1974 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3800 cc | 7462 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 170 HP | 296 HP |
| Engine RPM | 4800 RPM | 4000 RPM |
| Torque | 285 Nm | 563 Nm |
| Torque RPM | 3200 RPM | 3200 RPM |
| Engine Bore Size | 96.5 mm | 105.4 mm |
| Engine Stroke Size | 86.4 mm | 106.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1520 kg | 1750 kg |
| Vehicle Length | 5040 mm | 4870 mm |
| Vehicle Width | 1830 mm | 1870 mm |
| Vehicle Height | 1350 mm | 1290 mm |
| Wheelbase Size | 2760 mm | 2750 mm |
