1972 Alfa Romeo Giulia vs. 1970 Riley 4
To start off, 1972 Alfa Romeo Giulia is newer by 2 year(s). Which means there will be less support and parts availability for 1970 Riley 4. In addition, the cost of maintenance, including insurance, on 1970 Riley 4 would be higher. At 1,622 cc (4 cylinders), 1970 Riley 4 is equipped with a bigger engine. In terms of performance, 1972 Alfa Romeo Giulia (81 HP) has 14 more horse power than 1970 Riley 4. (67 HP). In normal driving conditions, 1972 Alfa Romeo Giulia should accelerate faster than 1970 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1970 Riley 4 weights approximately 98 kg more than 1972 Alfa Romeo Giulia.
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, 1970 Riley 4 (120 Nm @ 2500 RPM) has 16 more torque (in Nm) than 1972 Alfa Romeo Giulia. (104 Nm @ 4900 RPM). This means 1970 Riley 4 will have an easier job in driving up hills or pulling heavy equipment than 1972 Alfa Romeo Giulia.
Compare all specifications:
| 1972 Alfa Romeo Giulia | 1970 Riley 4 | |
| Make | Alfa Romeo | Riley |
| Model | Giulia | 4 |
| Year Released | 1972 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 1290 cc | 1622 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 81 HP | 67 HP |
| Torque | 104 Nm | 120 Nm |
| Torque RPM | 4900 RPM | 2500 RPM |
| Engine Bore Size | 74 mm | 76.2 mm |
| Engine Stroke Size | 75 mm | 88.9 mm |
| Engine Compression Ratio | 9.0:1 | 8.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1050 kg | 1148 kg |
| Vehicle Length | 4170 mm | 4540 mm |
| Vehicle Width | 1570 mm | 1620 mm |
| Vehicle Height | 1440 mm | 1510 mm |
| Wheelbase Size | 2460 mm | 2530 mm |
| Fuel Tank Capacity | 46 L | 45 L |
