2003 Alfa Romeo 156 vs. 1970 Riley 4
To start off, 2003 Alfa Romeo 156 is newer by 33 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 1,774 cc (4 cylinders), 2003 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (138 HP @ 6200 RPM) has 71 more horse power than 1970 Riley 4. (67 HP @ 5000 RPM). In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 1970 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 156 weights approximately 192 kg more than 1970 Riley 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1970 Riley 4 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 1970 Riley 4. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo 156, 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, 2003 Alfa Romeo 156 (164 Nm @ 3900 RPM) has 44 more torque (in Nm) than 1970 Riley 4. (120 Nm @ 2500 RPM). This means 2003 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1970 Riley 4.
Compare all specifications:
| 2003 Alfa Romeo 156 | 1970 Riley 4 | |
| Make | Alfa Romeo | Riley |
| Model | 156 | 4 |
| Year Released | 2003 | 1970 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1774 cc | 1622 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 67 HP |
| Engine RPM | 6200 RPM | 5000 RPM |
| Torque | 164 Nm | 120 Nm |
| Torque RPM | 3900 RPM | 2500 RPM |
| Engine Bore Size | 82 mm | 76.2 mm |
| Engine Stroke Size | 82.7 mm | 88.9 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1340 kg | 1148 kg |
| Vehicle Length | 4440 mm | 4540 mm |
| Vehicle Width | 1750 mm | 1620 mm |
| Vehicle Height | 1400 mm | 1510 mm |
| Wheelbase Size | 2600 mm | 2530 mm |
| Fuel Tank Capacity | 63 L | 45 L |
