1973 Alfa Romeo Spider vs. 1961 Riley 4
To start off, 1973 Alfa Romeo Spider is newer by 12 year(s). Which means there will be less support and parts availability for 1961 Riley 4. In addition, the cost of maintenance, including insurance, on 1961 Riley 4 would be higher. At 1,489 cc (4 cylinders), 1961 Riley 4 is equipped with a bigger engine. In terms of performance, 1973 Alfa Romeo Spider (89 HP @ 6000 RPM) has 26 more horse power than 1961 Riley 4. (63 HP @ 4800 RPM). In normal driving conditions, 1973 Alfa Romeo Spider should accelerate faster than 1961 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1961 Riley 4 weights approximately 160 kg more than 1973 Alfa Romeo Spider.
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, 1973 Alfa Romeo Spider (121 Nm) has 6 more torque (in Nm) than 1961 Riley 4. (115 Nm). This means 1973 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 1961 Riley 4.
Compare all specifications:
| 1973 Alfa Romeo Spider | 1961 Riley 4 | |
| Make | Alfa Romeo | Riley |
| Model | Spider | 4 |
| Year Released | 1973 | 1961 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1289 cc | 1489 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 89 HP | 63 HP |
| Engine RPM | 6000 RPM | 4800 RPM |
| Torque | 121 Nm | 115 Nm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 980 kg | 1140 kg |
| Vehicle Length | 4130 mm | 4530 mm |
| Vehicle Width | 1640 mm | 1620 mm |
| Vehicle Height | 1300 mm | 1530 mm |
| Wheelbase Size | 2260 mm | 2550 mm |
