2009 Mazda 5 vs. 1970 Riley 4
To start off, 2009 Mazda 5 is newer by 39 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 2,260 cc (4 cylinders), 2009 Mazda 5 is equipped with a bigger engine. In terms of performance, 2009 Mazda 5 (151 HP @ 6500 RPM) has 84 more horse power than 1970 Riley 4. (67 HP @ 5000 RPM). In normal driving conditions, 2009 Mazda 5 should accelerate faster than 1970 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mazda 5 weights approximately 402 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, 2009 Mazda 5, 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, 2009 Mazda 5 (148 Nm @ 4500 RPM) has 28 more torque (in Nm) than 1970 Riley 4. (120 Nm @ 2500 RPM). This means 2009 Mazda 5 will have an easier job in driving up hills or pulling heavy equipment than 1970 Riley 4.
Compare all specifications:
| 2009 Mazda 5 | 1970 Riley 4 | |
| Make | Mazda | Riley |
| Model | 5 | 4 |
| Year Released | 2009 | 1970 |
| Body Type | Minivan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2260 cc | 1622 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 151 HP | 67 HP |
| Engine RPM | 6500 RPM | 5000 RPM |
| Torque | 148 Nm | 120 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Engine Compression Ratio | 9.7:1 | 8.3:1 |
| Drive Type | Front | Rear |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1550 kg | 1148 kg |
| Vehicle Width | 1760 mm | 1620 mm |
