1983 Lotus Esprit vs. 1961 Riley One-Point-Five
To start off, 1983 Lotus Esprit is newer by 22 year(s). Which means there will be less support and parts availability for 1961 Riley One-Point-Five. In addition, the cost of maintenance, including insurance, on 1961 Riley One-Point-Five would be higher. At 2,174 cc (4 cylinders), 1983 Lotus Esprit is equipped with a bigger engine. In terms of performance, 1983 Lotus Esprit (158 HP @ 6500 RPM) has 96 more horse power than 1961 Riley One-Point-Five. (62 HP @ 4500 RPM). In normal driving conditions, 1983 Lotus Esprit should accelerate faster than 1961 Riley One-Point-Five. With that said, vehicle weight also plays an important factor in acceleration. 1983 Lotus Esprit weights approximately 132 kg more than 1961 Riley One-Point-Five. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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. Let's talk about torque, 1983 Lotus Esprit (222 Nm @ 5000 RPM) has 110 more torque (in Nm) than 1961 Riley One-Point-Five. (112 Nm @ 3000 RPM). This means 1983 Lotus Esprit will have an easier job in driving up hills or pulling heavy equipment than 1961 Riley One-Point-Five.
Compare all specifications:
| 1983 Lotus Esprit | 1961 Riley One-Point-Five | |
| Make | Lotus | Riley |
| Model | Esprit | One-Point-Five |
| Year Released | 1983 | 1961 |
| Engine Position | Middle | Front |
| Engine Size | 2174 cc | 1489 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 158 HP | 62 HP |
| Engine RPM | 6500 RPM | 4500 RPM |
| Torque | 222 Nm | 112 Nm |
| Torque RPM | 5000 RPM | 3000 RPM |
| Engine Bore Size | 95.3 mm | 73 mm |
| Engine Stroke Size | 76.2 mm | 88.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1067 kg | 935 kg |
| Vehicle Length | 4200 mm | 3890 mm |
| Vehicle Width | 1860 mm | 1560 mm |
| Vehicle Height | 1120 mm | 1530 mm |
| Wheelbase Size | 2490 mm | 2190 mm |
| Fuel Tank Capacity | 31 L | 31 L |
