1997 Alfa Romeo 156 vs. 2004 Mazda 6
To start off, 2004 Mazda 6 is newer by 7 year(s). Which means there will be less support and parts availability for 1997 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 1997 Alfa Romeo 156 would be higher. At 2,966 cc (6 cylinders), 2004 Mazda 6 is equipped with a bigger engine. In terms of performance, 2004 Mazda 6 (220 HP @ 4000 RPM) has 77 more horse power than 1997 Alfa Romeo 156. (143 HP @ 6500 RPM) In normal driving conditions, 2004 Mazda 6 should accelerate faster than 1997 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mazda 6 weights approximately 307 kg more than 1997 Alfa Romeo 156. 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, 2004 Mazda 6 (257 Nm) has 88 more torque (in Nm) than 1997 Alfa Romeo 156. (169 Nm). This means 2004 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 1997 Alfa Romeo 156.
Compare all specifications:
| 1997 Alfa Romeo 156 | 2004 Mazda 6 | |
| Make | Alfa Romeo | Mazda |
| Model | 156 | 6 |
| Year Released | 1997 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 2966 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 143 HP | 220 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 169 Nm | 257 Nm |
| Engine Bore Size | 82 mm | 89 mm |
| Engine Stroke Size | 82.7 mm | 80 mm |
| Engine Compression Ratio | 10.3:1 | 10.0:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1230 kg | 1537 kg |
| Vehicle Length | 4440 mm | 4780 mm |
| Vehicle Width | 1750 mm | 1790 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2600 mm | 2680 mm |
| Fuel Consumption | 6.4 L/100km | 9.1 L/100km |
| Fuel Consumption City | 11.4 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 8.2 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 63 L | 68 L |
