1991 Morgan Plus 4 vs. 1998 Pontiac Firebird
To start off, 1998 Pontiac Firebird is newer by 7 year(s). Which means there will be less support and parts availability for 1991 Morgan Plus 4. In addition, the cost of maintenance, including insurance, on 1991 Morgan Plus 4 would be higher. At 3,352 cc (6 cylinders), 1998 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1998 Pontiac Firebird (146 HP @ 4600 RPM) has 9 more horse power than 1991 Morgan Plus 4. (137 HP @ 6000 RPM) In normal driving conditions, 1998 Pontiac Firebird should accelerate faster than 1991 Morgan Plus 4. With that said, vehicle weight also plays an important factor in acceleration. 1998 Pontiac Firebird weights approximately 608 kg more than 1991 Morgan Plus 4. 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, 1998 Pontiac Firebird (257 Nm @ 3150 RPM) has 80 more torque (in Nm) than 1991 Morgan Plus 4. (177 Nm @ 4500 RPM). This means 1998 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1991 Morgan Plus 4.
Compare all specifications:
| 1991 Morgan Plus 4 | 1998 Pontiac Firebird | |
| Make | Morgan | Pontiac |
| Model | Plus 4 | Firebird |
| Year Released | 1991 | 1998 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 3352 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 137 HP | 146 HP |
| Engine RPM | 6000 RPM | 4600 RPM |
| Torque | 177 Nm | 257 Nm |
| Torque RPM | 4500 RPM | 3150 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 920 kg | 1528 kg |
| Vehicle Length | 3900 mm | 4920 mm |
| Vehicle Width | 1510 mm | 1900 mm |
| Vehicle Height | 1280 mm | 1320 mm |
| Wheelbase Size | 2500 mm | 2570 mm |
