2004 Mazda 6 vs. 1966 Riley 4
To start off, 2004 Mazda 6 is newer by 38 year(s). Which means there will be less support and parts availability for 1966 Riley 4. In addition, the cost of maintenance, including insurance, on 1966 Riley 4 would be higher. At 1,998 cc (4 cylinders), 2004 Mazda 6 is equipped with a bigger engine. In terms of performance, 2004 Mazda 6 (138 HP) has 71 more horse power than 1966 Riley 4. (67 HP). In normal driving conditions, 2004 Mazda 6 should accelerate faster than 1966 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mazda 6 weights approximately 392 kg more than 1966 Riley 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1966 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 1966 Riley 4. However, in wet, icy, snow, or gravel driving conditions, 2004 Mazda 6, 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, 2004 Mazda 6 (310 Nm @ 2000 RPM) has 188 more torque (in Nm) than 1966 Riley 4. (122 Nm @ 2500 RPM). This means 2004 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 1966 Riley 4.
Compare all specifications:
| 2004 Mazda 6 | 1966 Riley 4 | |
| Make | Mazda | Riley |
| Model | 6 | 4 |
| Year Released | 2004 | 1966 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1622 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 67 HP |
| Torque | 310 Nm | 122 Nm |
| Torque RPM | 2000 RPM | 2500 RPM |
| Engine Bore Size | 86 mm | 76.2 mm |
| Engine Stroke Size | 86 mm | 88.9 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1540 kg | 1148 kg |
| Vehicle Length | 4710 mm | 4540 mm |
| Vehicle Width | 1790 mm | 1620 mm |
| Vehicle Height | 1490 mm | 1530 mm |
| Wheelbase Size | 2680 mm | 2530 mm |
| Fuel Tank Capacity | 64 L | 45 L |
