1992 Alfa Romeo 155 vs. 1978 Bitter Diplomat
To start off, 1992 Alfa Romeo 155 is newer by 14 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, 1992 Alfa Romeo 155 (493 HP @ 11700 RPM) has 266 more horse power than 1978 Bitter Diplomat. (227 HP @ 4700 RPM). In normal driving conditions, 1992 Alfa Romeo 155 should accelerate faster than 1978 Bitter Diplomat. With that said, vehicle weight also plays an important factor in acceleration. 1978 Bitter Diplomat weights approximately 640 kg more than 1992 Alfa Romeo 155.
Let's talk about torque, 1978 Bitter Diplomat (419 Nm @ 3100 RPM) has 119 more torque (in Nm) than 1992 Alfa Romeo 155. (300 Nm @ 9500 RPM). This means 1978 Bitter Diplomat will have an easier job in driving up hills or pulling heavy equipment than 1992 Alfa Romeo 155.
Compare all specifications:
| 1992 Alfa Romeo 155 | 1978 Bitter Diplomat | |
| Make | Alfa Romeo | Bitter |
| Model | 155 | Diplomat |
| Year Released | 1992 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2499 cc | 5354 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 493 HP | 227 HP |
| Engine RPM | 11700 RPM | 4700 RPM |
| Torque | 300 Nm | 419 Nm |
| Torque RPM | 9500 RPM | 3100 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1040 kg | 1680 kg |
