1993 Mazda 626 vs. 1978 Renault 18
To start off, 1993 Mazda 626 is newer by 15 year(s). Which means there will be less support and parts availability for 1978 Renault 18. In addition, the cost of maintenance, including insurance, on 1978 Renault 18 would be higher. At 1,995 cc (4 cylinders), 1978 Renault 18 is equipped with a bigger engine. In terms of performance, 1993 Mazda 626 (110 HP @ 5300 RPM) has 6 more horse power than 1978 Renault 18. (104 HP @ 5500 RPM). In normal driving conditions, 1993 Mazda 626 should accelerate faster than 1978 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 1993 Mazda 626 weights approximately 153 kg more than 1978 Renault 18. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1993 Mazda 626 (168 Nm @ 4500 RPM) has 8 more torque (in Nm) than 1978 Renault 18. (160 Nm @ 3000 RPM). This means 1993 Mazda 626 will have an easier job in driving up hills or pulling heavy equipment than 1978 Renault 18.
Compare all specifications:
| 1993 Mazda 626 | 1978 Renault 18 | |
| Make | Mazda | Renault |
| Model | 626 | 18 |
| Year Released | 1993 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 110 HP | 104 HP |
| Engine RPM | 5300 RPM | 5500 RPM |
| Torque | 168 Nm | 160 Nm |
| Torque RPM | 4500 RPM | 3000 RPM |
| Engine Bore Size | 80 mm | 88 mm |
| Engine Stroke Size | 98 mm | 82 mm |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1220 kg | 1067 kg |
| Vehicle Length | 4600 mm | 4380 mm |
| Vehicle Width | 1700 mm | 1680 mm |
| Vehicle Height | 1440 mm | 1410 mm |
| Wheelbase Size | 2620 mm | 2470 mm |
