2005 Infiniti M vs. 2003 Audi S3
To start off, 2005 Infiniti M is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Audi S3. In addition, the cost of maintenance, including insurance, on 2003 Audi S3 would be higher. At 3,498 cc (6 cylinders), 2005 Infiniti M is equipped with a bigger engine. In terms of performance, 2005 Infiniti M (276 HP @ 6200 RPM) has 54 more horse power than 2003 Audi S3. (222 HP @ 5900 RPM). In normal driving conditions, 2005 Infiniti M should accelerate faster than 2003 Audi S3. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti M weights approximately 392 kg more than 2003 Audi S3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 Infiniti M (366 Nm @ 4800 RPM) has 86 more torque (in Nm) than 2003 Audi S3. (280 Nm @ 2200 RPM). This means 2005 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi S3. 2005 Infiniti M has automatic transmission and 2003 Audi S3 has manual transmission. 2003 Audi S3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Infiniti M | 2003 Audi S3 | |
| Make | Infiniti | Audi |
| Model | M | S3 |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 1779 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 222 HP |
| Engine RPM | 6200 RPM | 5900 RPM |
| Torque | 366 Nm | 280 Nm |
| Torque RPM | 4800 RPM | 2200 RPM |
| Engine Bore Size | 96.1 mm | 81 mm |
| Engine Stroke Size | 81 mm | 86.4 mm |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1815 kg | 1423 kg |
| Vehicle Length | 4900 mm | 4170 mm |
| Vehicle Width | 1800 mm | 1770 mm |
| Vehicle Height | 1520 mm | 1420 mm |
| Wheelbase Size | 2880 mm | 2530 mm |
| Fuel Tank Capacity | 75 L | 62 L |
