1977 Alfa Romeo Alfasud vs. 2003 Infiniti M
To start off, 2003 Infiniti M is newer by 26 year(s). Which means there will be less support and parts availability for 1977 Alfa Romeo Alfasud. In addition, the cost of maintenance, including insurance, on 1977 Alfa Romeo Alfasud 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 265 more horse power than 1977 Alfa Romeo Alfasud. (75 HP @ 6000 RPM) In normal driving conditions, 2003 Infiniti M should accelerate faster than 1977 Alfa Romeo Alfasud. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti M weights approximately 909 kg more than 1977 Alfa Romeo Alfasud. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Infiniti M is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 Infiniti M. However, in wet, icy, snow, or gravel driving conditions, 1977 Alfa Romeo Alfasud, being front wheel drive (FWD), will offer much better control with better grip. 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 348 more torque (in Nm) than 1977 Alfa Romeo Alfasud. (103 Nm @ 3500 RPM). This means 2003 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 1977 Alfa Romeo Alfasud. 2003 Infiniti M has automatic transmission and 1977 Alfa Romeo Alfasud has manual transmission. 1977 Alfa Romeo Alfasud will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 Alfa Romeo Alfasud | 2003 Infiniti M | |
| Make | Alfa Romeo | Infiniti |
| Model | Alfasud | M |
| Year Released | 1977 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1287 cc | 4494 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 75 HP | 340 HP |
| Engine RPM | 6000 RPM | 6400 RPM |
| Torque | 103 Nm | 451 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 80 mm | 93 mm |
| Engine Stroke Size | 64 mm | 82.7 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 838 kg | 1747 kg |
| Vehicle Length | 4030 mm | 5020 mm |
| Vehicle Width | 1620 mm | 1780 mm |
| Vehicle Height | 1310 mm | 1470 mm |
| Wheelbase Size | 2460 mm | 2810 mm |
| Fuel Tank Capacity | 50 L | 79 L |
