1978 Bitter Diplomat vs. 1981 Renault 9
To start off, 1981 Renault 9 is newer by 3 year(s). Which means there will be less support and parts availability for 1978 Bitter Diplomat. In addition, the cost of maintenance, including insurance, on 1978 Bitter Diplomat would be higher. At 5,354 cc (8 cylinders), 1978 Bitter Diplomat is equipped with a bigger engine. In terms of performance, 1978 Bitter Diplomat (227 HP @ 4700 RPM) has 142 more horse power than 1981 Renault 9. (85 HP @ 5000 RPM). In normal driving conditions, 1978 Bitter Diplomat should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 1978 Bitter Diplomat weights approximately 774 kg more than 1981 Renault 9. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1978 Bitter Diplomat (419 Nm @ 3100 RPM) has 280 more torque (in Nm) than 1981 Renault 9. (139 Nm @ 3250 RPM). This means 1978 Bitter Diplomat will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 1978 Bitter Diplomat | 1981 Renault 9 | |
| Make | Bitter | Renault |
| Model | Diplomat | 9 |
| Year Released | 1978 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 5354 cc | 1721 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 227 HP | 85 HP |
| Engine RPM | 4700 RPM | 5000 RPM |
| Torque | 419 Nm | 139 Nm |
| Torque RPM | 3100 RPM | 3250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1680 kg | 906 kg |
| Vehicle Length | 4860 mm | 4070 mm |
| Vehicle Width | 1850 mm | 1660 mm |
| Vehicle Height | 1290 mm | 1410 mm |
| Wheelbase Size | 2690 mm | 2490 mm |
