2007 Audi A4 vs. 2010 Infiniti M
To start off, 2010 Infiniti M is newer by 3 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 4,493 cc (8 cylinders), 2010 Infiniti M is equipped with a bigger engine. In terms of performance, 2010 Infiniti M (325 HP @ 6400 RPM) has 70 more horse power than 2007 Audi A4. (255 HP @ 6500 RPM) In normal driving conditions, 2010 Infiniti M should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 161 kg more than 2010 Infiniti M.
Because 2010 Infiniti M is four wheel drive (4WD), it will have significant more traction and grip than 2007 Audi A4. In wet, icy, snow, or gravel driving conditions, 2010 Infiniti M will offer significantly more control. 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, 2010 Infiniti M (456 Nm @ 4000 RPM) has 126 more torque (in Nm) than 2007 Audi A4. (330 Nm @ 3250 RPM). This means 2010 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2010 Infiniti M | |
| Make | Audi | Infiniti |
| Model | A4 | M |
| Year Released | 2007 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 4493 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 325 HP |
| Engine RPM | 6500 RPM | 6400 RPM |
| Torque | 330 Nm | 456 Nm |
| Torque RPM | 3250 RPM | 4000 RPM |
| Engine Compression Ratio | 11.3:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1719 kg |
| Vehicle Length | 4590 mm | 4940 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1530 mm |
| Wheelbase Size | 2660 mm | 2910 mm |
| Fuel Consumption | 8.3 L/100km | 11.8 L/100km |
| Fuel Consumption City | 11.4 L/100km | 16.8 L/100km |
| Fuel Consumption Overall | 10 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 70 L | 76 L |
