1981 Mazda Cosmo vs. 1990 Pontiac Bonneville
To start off, 1990 Pontiac Bonneville 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 3,789 cc (6 cylinders), 1990 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 1990 Pontiac Bonneville (150 HP @ 4400 RPM) has 48 more horse power than 1981 Mazda Cosmo. (102 HP @ 5300 RPM) In normal driving conditions, 1990 Pontiac Bonneville should accelerate faster than 1981 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 1990 Pontiac Bonneville weights approximately 402 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.
Because 1981 Mazda Cosmo 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 1981 Mazda Cosmo. However, in wet, icy, snow, or gravel driving conditions, 1990 Pontiac Bonneville, 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, 1990 Pontiac Bonneville (271 Nm @ 2000 RPM) has 104 more torque (in Nm) than 1981 Mazda Cosmo. (167 Nm @ 3300 RPM). This means 1990 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda Cosmo.
Compare all specifications:
| 1981 Mazda Cosmo | 1990 Pontiac Bonneville | |
| Make | Mazda | Pontiac |
| Model | Cosmo | Bonneville |
| Year Released | 1981 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 3789 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 102 HP | 150 HP |
| Engine RPM | 5300 RPM | 4400 RPM |
| Torque | 167 Nm | 271 Nm |
| Torque RPM | 3300 RPM | 2000 RPM |
| Engine Bore Size | 80 mm | 96.5 mm |
| Engine Stroke Size | 98 mm | 86.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1098 kg | 1500 kg |
| Vehicle Length | 4670 mm | 5050 mm |
| Vehicle Width | 1700 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1420 mm |
| Wheelbase Size | 2620 mm | 2820 mm |
