1975 Mazda RX 4 Coupe vs. 2004 Proton Impian
To start off, 2004 Proton Impian is newer by 29 year(s). Which means there will be less support and parts availability for 1975 Mazda RX 4 Coupe. In addition, the cost of maintenance, including insurance, on 1975 Mazda RX 4 Coupe would be higher. At 2,616 cc (2 cylinders), 1975 Mazda RX 4 Coupe is equipped with a bigger engine. In terms of performance, 1975 Mazda RX 4 Coupe (114 HP @ 6000 RPM) has 13 more horse power than 2004 Proton Impian. (101 HP @ 6000 RPM). In normal driving conditions, 1975 Mazda RX 4 Coupe should accelerate faster than 2004 Proton Impian. With that said, vehicle weight also plays an important factor in acceleration. 2004 Proton Impian weights approximately 95 kg more than 1975 Mazda RX 4 Coupe.
Let's talk about torque, 1975 Mazda RX 4 Coupe (165 Nm @ 4000 RPM) has 25 more torque (in Nm) than 2004 Proton Impian. (140 Nm @ 2750 RPM). This means 1975 Mazda RX 4 Coupe will have an easier job in driving up hills or pulling heavy equipment than 2004 Proton Impian.
Compare all specifications:
| 1975 Mazda RX 4 Coupe | 2004 Proton Impian | |
| Make | Mazda | Proton |
| Model | RX 4 Coupe | Impian |
| Year Released | 1975 | 2004 |
| Engine Size | 2616 cc | 1584 cc |
| Engine Cylinders | 2 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 101 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 165 Nm | 140 Nm |
| Torque RPM | 4000 RPM | 2750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1110 kg | 1205 kg |
| Vehicle Length | 4400 mm | 4470 mm |
| Vehicle Width | 1670 mm | 1750 mm |
| Vehicle Height | 1390 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2610 mm |
