2005 Alfa Romeo 156 1.9 JTD Impression vs. 2005 Alfa Romeo 156 2.4 JTD Progression
To start off, both 2005 Alfa Romeo 156 1.9 JTD Impression and 2005 Alfa Romeo 156 2.4 JTD Progression were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,387 cc (5 cylinders), 2005 Alfa Romeo 156 2.4 JTD Progression is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 2.4 JTD Progression (174 HP @ 4000 RPM) has 36 more horse power than 2005 Alfa Romeo 156 1.9 JTD Impression. (138 HP @ 4000 RPM) In normal driving conditions, 2005 Alfa Romeo 156 2.4 JTD Progression should accelerate faster than 2005 Alfa Romeo 156 1.9 JTD Impression. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 156 2.4 JTD Progression weights approximately 95 kg more than 2005 Alfa Romeo 156 1.9 JTD Impression. 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 Alfa Romeo 156 2.4 JTD Progression (385 Nm @ 2000 RPM) has 75 more torque (in Nm) than 2005 Alfa Romeo 156 1.9 JTD Impression. (310 Nm @ 2000 RPM). This means 2005 Alfa Romeo 156 2.4 JTD Progression will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156 1.9 JTD Impression.
Compare all specifications:
| 2005 Alfa Romeo 156 1.9 JTD Impression | 2005 Alfa Romeo 156 2.4 JTD Progression | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 156 | 156 |
| Year Released | 2005 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 2387 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 174 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 310 Nm | 385 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Bore Size | 82 mm | 82 mm |
| Engine Stroke Size | 90.4 mm | 90.4 mm |
| Engine Compression Ratio | 18.4:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 209 km/hour | 225 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 8.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1415 kg | 1510 kg |
| Vehicle Length | 4440 mm | 4440 mm |
| Vehicle Width | 1750 mm | 1750 mm |
| Vehicle Height | 1400 mm | 1400 mm |
| Wheelbase Size | 2600 mm | 2550 mm |
| Fuel Consumption Overall | 6 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 63 L | 63 L |
