1999 Daihatsu Naked vs. 1968 Riley 4
To start off, 1999 Daihatsu Naked is newer by 31 year(s). Which means there will be less support and parts availability for 1968 Riley 4. In addition, the cost of maintenance, including insurance, on 1968 Riley 4 would be higher. At 1,622 cc (4 cylinders), 1968 Riley 4 is equipped with a bigger engine. In terms of performance, 1968 Riley 4 (67 HP) has 11 more horse power than 1999 Daihatsu Naked. (56 HP) In normal driving conditions, 1968 Riley 4 should accelerate faster than 1999 Daihatsu Naked. With that said, vehicle weight also plays an important factor in acceleration. 1968 Riley 4 weights approximately 358 kg more than 1999 Daihatsu Naked. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1968 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 1968 Riley 4. However, in wet, icy, snow, or gravel driving conditions, 1999 Daihatsu Naked, 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, 1968 Riley 4 (121 Nm @ 2500 RPM) has 57 more torque (in Nm) than 1999 Daihatsu Naked. (64 Nm @ 4000 RPM). This means 1968 Riley 4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Daihatsu Naked.
Compare all specifications:
| 1999 Daihatsu Naked | 1968 Riley 4 | |
| Make | Daihatsu | Riley |
| Model | Naked | 4 |
| Year Released | 1999 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 657 cc | 1622 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 56 HP | 67 HP |
| Torque | 64 Nm | 121 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 68 mm | 76.2 mm |
| Engine Stroke Size | 60.5 mm | 88.9 mm |
| Engine Compression Ratio | 10.5:1 | 8.3:1 |
| Drive Type | Front | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 790 kg | 1148 kg |
| Vehicle Length | 3400 mm | 4540 mm |
| Vehicle Width | 1480 mm | 1620 mm |
| Vehicle Height | 1560 mm | 1530 mm |
| Wheelbase Size | 2370 mm | 2530 mm |
| Fuel Tank Capacity | 40 L | 45 L |
