1964 Abarth OT vs. 1963 Riley 4
To start off, 1964 Abarth OT is newer by 1 year(s). Which means there will be less support and parts availability for 1963 Riley 4. In addition, the cost of maintenance, including insurance, on 1963 Riley 4 would be higher. At 1,622 cc (4 cylinders), 1963 Riley 4 is equipped with a bigger engine. In terms of performance, 1964 Abarth OT (154 HP) has 87 more horse power than 1963 Riley 4. (67 HP). In normal driving conditions, 1964 Abarth OT should accelerate faster than 1963 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1963 Riley 4 weights approximately 358 kg more than 1964 Abarth OT.
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.
Compare all specifications:
| 1964 Abarth OT | 1963 Riley 4 | |
| Make | Abarth | Riley |
| Model | OT | 4 |
| Year Released | 1964 | 1963 |
| Engine Position | Rear | Front |
| Engine Size | 1591 cc | 1622 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 154 HP | 67 HP |
| Engine Bore Size | 86 mm | 76.2 mm |
| Engine Stroke Size | 68.5 mm | 88.9 mm |
| Engine Compression Ratio | 9.5:1 | 8.3:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 790 kg | 1148 kg |
| Vehicle Length | 3580 mm | 4540 mm |
| Vehicle Width | 1430 mm | 1620 mm |
| Vehicle Height | 1390 mm | 1510 mm |
| Wheelbase Size | 2030 mm | 2530 mm |
| Fuel Tank Capacity | 60 L | 45 L |
