1971 Buick Riviera vs. 1966 Morgan Plus 4 Plus
To start off, 1971 Buick Riviera is newer by 5 year(s). Which means there will be less support and parts availability for 1966 Morgan Plus 4 Plus. In addition, the cost of maintenance, including insurance, on 1966 Morgan Plus 4 Plus would be higher. At 7,468 cc (8 cylinders), 1971 Buick Riviera is equipped with a bigger engine. In terms of performance, 1971 Buick Riviera (311 HP @ 4200 RPM) has 207 more horse power than 1966 Morgan Plus 4 Plus. (104 HP @ 4750 RPM). In normal driving conditions, 1971 Buick Riviera should accelerate faster than 1966 Morgan Plus 4 Plus. With that said, vehicle weight also plays an important factor in acceleration. 1971 Buick Riviera weights approximately 1215 kg more than 1966 Morgan Plus 4 Plus. 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, 1971 Buick Riviera (617 Nm @ 2600 RPM) has 443 more torque (in Nm) than 1966 Morgan Plus 4 Plus. (174 Nm @ 3350 RPM). This means 1971 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1966 Morgan Plus 4 Plus. 1971 Buick Riviera has automatic transmission and 1966 Morgan Plus 4 Plus has manual transmission. 1966 Morgan Plus 4 Plus will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1971 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1971 Buick Riviera | 1966 Morgan Plus 4 Plus | |
| Make | Buick | Morgan |
| Model | Riviera | Plus 4 Plus |
| Year Released | 1971 | 1966 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 7468 cc | 2138 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 311 HP | 104 HP |
| Engine RPM | 4200 RPM | 4750 RPM |
| Torque | 617 Nm | 174 Nm |
| Torque RPM | 2600 RPM | 3350 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2040 kg | 825 kg |
| Vehicle Length | 5560 mm | 3870 mm |
| Vehicle Width | 2040 mm | 1560 mm |
| Vehicle Height | 1380 mm | 1300 mm |
| Wheelbase Size | 3110 mm | 2450 mm |
