1981 Mazda Cosmo vs. 1990 Porsche 911
To start off, 1990 Porsche 911 is newer by 9 year(s). Which means there will be less support and parts availability for 1981 Mazda Cosmo. In addition, the cost of maintenance, including insurance, on 1981 Mazda Cosmo would be higher. At 3,164 cc (6 cylinders), 1990 Porsche 911 is equipped with a bigger engine. In terms of performance, 1990 Porsche 911 (228 HP @ 5900 RPM) has 126 more horse power than 1981 Mazda Cosmo. (102 HP @ 5300 RPM) In normal driving conditions, 1990 Porsche 911 should accelerate faster than 1981 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 1990 Porsche 911 weights approximately 138 kg more than 1981 Mazda Cosmo. 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, 1990 Porsche 911 (286 Nm @ 4800 RPM) has 119 more torque (in Nm) than 1981 Mazda Cosmo. (167 Nm @ 3300 RPM). This means 1990 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda Cosmo.
Compare all specifications:
| 1981 Mazda Cosmo | 1990 Porsche 911 | |
| Make | Mazda | Porsche |
| Model | Cosmo | 911 |
| Year Released | 1981 | 1990 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1970 cc | 3164 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 102 HP | 228 HP |
| Engine RPM | 5300 RPM | 5900 RPM |
| Torque | 167 Nm | 286 Nm |
| Torque RPM | 3300 RPM | 4800 RPM |
| Engine Bore Size | 80 mm | 95 mm |
| Engine Stroke Size | 98 mm | 74.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1098 kg | 1236 kg |
| Vehicle Length | 4670 mm | 4300 mm |
| Vehicle Width | 1700 mm | 1660 mm |
| Vehicle Height | 1420 mm | 1330 mm |
| Wheelbase Size | 2620 mm | 2280 mm |
