2007 Mazda 3 vs. 2005 Alfa Romeo 156
To start off, 2007 Mazda 3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 3,179 cc (6 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (238 HP @ 6200 RPM) has 82 more horse power than 2007 Mazda 3. (156 HP @ 6500 RPM) In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 2007 Mazda 3. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 156 weights approximately 108 kg more than 2007 Mazda 3. 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 (289 Nm @ 4800 RPM) has 86 more torque (in Nm) than 2007 Mazda 3. (203 Nm @ 4500 RPM). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda 3. 2005 Alfa Romeo 156 has automatic transmission and 2007 Mazda 3 has manual transmission. 2007 Mazda 3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Alfa Romeo 156 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Mazda 3 | 2005 Alfa Romeo 156 | |
| Make | Mazda | Alfa Romeo |
| Model | 3 | 156 |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2260 cc | 3179 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 156 HP | 238 HP |
| Engine RPM | 6500 RPM | 6200 RPM |
| Torque | 203 Nm | 289 Nm |
| Torque RPM | 4500 RPM | 4800 RPM |
| Engine Bore Size | 87 mm | 93 mm |
| Engine Stroke Size | 94 mm | 78 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1380 kg | 1488 kg |
| Vehicle Length | 4520 mm | 4310 mm |
| Vehicle Width | 1760 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1330 mm |
| Wheelbase Size | 2650 mm | 2600 mm |
| Fuel Consumption Overall | 8.4 L/100km | 12.3 L/100km |
| Fuel Tank Capacity | 55 L | 63 L |
