2004 Alfa Romeo 156 vs. 2008 Infiniti M
To start off, 2008 Infiniti M is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 4,494 cc (8 cylinders), 2008 Infiniti M is equipped with a bigger engine. In terms of performance, 2008 Infiniti M (325 HP @ 6400 RPM) has 177 more horse power than 2004 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 2008 Infiniti M should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 205 kg more than 2008 Infiniti M.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2008 Infiniti M (456 Nm @ 4000 RPM) has 156 more torque (in Nm) than 2004 Alfa Romeo 156. (300 Nm @ 2000 RPM). This means 2008 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156. 2008 Infiniti M has automatic transmission and 2004 Alfa Romeo 156 has manual transmission. 2004 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2008 Infiniti M | |
| Make | Alfa Romeo | Infiniti |
| Model | 156 | M |
| Year Released | 2004 | 2008 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 4494 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 325 HP |
| Engine RPM | 4000 RPM | 6400 RPM |
| Torque | 300 Nm | 456 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1525 kg | 1320 kg |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1530 mm |
| Wheelbase Size | 2600 mm | 2910 mm |
| Fuel Consumption Overall | 6.8 L/100km | 14.9 L/100km |
| Fuel Tank Capacity | 63 L | 76 L |
