1999 Mazda 121 vs. 1965 Riley 4
To start off, 1999 Mazda 121 is newer by 34 year(s). Which means there will be less support and parts availability for 1965 Riley 4. In addition, the cost of maintenance, including insurance, on 1965 Riley 4 would be higher. At 1,620 cc (4 cylinders), 1965 Riley 4 is equipped with a bigger engine. In terms of performance, 1999 Mazda 121 (74 HP) has 7 more horse power than 1965 Riley 4. (67 HP). In normal driving conditions, 1999 Mazda 121 should accelerate faster than 1965 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1965 Riley 4 weights approximately 157 kg more than 1999 Mazda 121.
Because 1965 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 1965 Riley 4. However, in wet, icy, snow, or gravel driving conditions, 1999 Mazda 121, 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, 1965 Riley 4 (121 Nm @ 2500 RPM) has 11 more torque (in Nm) than 1999 Mazda 121. (110 Nm @ 4000 RPM). This means 1965 Riley 4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Mazda 121.
Compare all specifications:
| 1999 Mazda 121 | 1965 Riley 4 | |
| Make | Mazda | Riley |
| Model | 121 | 4 |
| Year Released | 1999 | 1965 |
| Engine Position | Front | Front |
| Engine Size | 1241 cc | 1620 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 74 HP | 67 HP |
| Torque | 110 Nm | 121 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 71 mm | 76.2 mm |
| Engine Stroke Size | 83.6 mm | 88.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 991 kg | 1148 kg |
| Vehicle Length | 3830 mm | 4540 mm |
| Vehicle Width | 1640 mm | 1620 mm |
| Vehicle Height | 1340 mm | 1530 mm |
| Wheelbase Size | 2460 mm | 2530 mm |
