2005 Hyundai Sonata vs. 1984 Renault 18
To start off, 2005 Hyundai Sonata is newer by 21 year(s). Which means there will be less support and parts availability for 1984 Renault 18. In addition, the cost of maintenance, including insurance, on 1984 Renault 18 would be higher. At 2,655 cc (6 cylinders), 2005 Hyundai Sonata is equipped with a bigger engine. In terms of performance, 2005 Hyundai Sonata (170 HP @ 6000 RPM) has 107 more horse power than 1984 Renault 18. (63 HP @ 5500 RPM). In normal driving conditions, 2005 Hyundai Sonata should accelerate faster than 1984 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 2005 Hyundai Sonata weights approximately 486 kg more than 1984 Renault 18. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2005 Hyundai Sonata (241 Nm) has 138 more torque (in Nm) than 1984 Renault 18. (103 Nm). This means 2005 Hyundai Sonata will have an easier job in driving up hills or pulling heavy equipment than 1984 Renault 18.
Compare all specifications:
| 2005 Hyundai Sonata | 1984 Renault 18 | |
| Make | Hyundai | Renault |
| Model | Sonata | 18 |
| Year Released | 2005 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 2655 cc | 1397 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 170 HP | 63 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 241 Nm | 103 Nm |
| Engine Bore Size | 87 mm | 76 mm |
| Engine Stroke Size | 75 mm | 77 mm |
| Engine Compression Ratio | 10.0:1 | 9.2:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1476 kg | 990 kg |
| Vehicle Length | 4750 mm | 4410 mm |
| Vehicle Width | 1830 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1410 mm |
| Wheelbase Size | 2610 mm | 2450 mm |
| Fuel Consumption Overall | 10.8 L/100km | 7 L/100km |
| Fuel Tank Capacity | 65 L | 60 L |
