1971 Austin 3 vs. 2003 Infiniti M
To start off, 2003 Infiniti M is newer by 32 year(s). Which means there will be less support and parts availability for 1971 Austin 3. In addition, the cost of maintenance, including insurance, on 1971 Austin 3 would be higher. At 4,494 cc (8 cylinders), 2003 Infiniti M is equipped with a bigger engine. In terms of performance, 2003 Infiniti M (340 HP @ 6400 RPM) has 217 more horse power than 1971 Austin 3. (123 HP @ 4500 RPM) In normal driving conditions, 2003 Infiniti M should accelerate faster than 1971 Austin 3. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti M weights approximately 257 kg more than 1971 Austin 3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2003 Infiniti M (451 Nm @ 4000 RPM) has 233 more torque (in Nm) than 1971 Austin 3. (218 Nm @ 3000 RPM). This means 2003 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 1971 Austin 3.
Compare all specifications:
| 1971 Austin 3 | 2003 Infiniti M | |
| Make | Austin | Infiniti |
| Model | 3 | M |
| Year Released | 1971 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2910 cc | 4494 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 340 HP |
| Engine RPM | 4500 RPM | 6400 RPM |
| Torque | 218 Nm | 451 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 83.4 mm | 93 mm |
| Engine Stroke Size | 88.9 mm | 82.7 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1747 kg |
| Vehicle Length | 4720 mm | 5020 mm |
| Vehicle Width | 1700 mm | 1780 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2940 mm | 2810 mm |
| Fuel Tank Capacity | 65 L | 79 L |
