1979 Mazda 121 vs. 2003 Pontiac Bonneville
To start off, 2003 Pontiac Bonneville is newer by 24 year(s). Which means there will be less support and parts availability for 1979 Mazda 121. In addition, the cost of maintenance, including insurance, on 1979 Mazda 121 would be higher. At 3,791 cc (6 cylinders), 2003 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2003 Pontiac Bonneville (200 HP) has 110 more horse power than 1979 Mazda 121. (90 HP) In normal driving conditions, 2003 Pontiac Bonneville should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac Bonneville weights approximately 496 kg more than 1979 Mazda 121. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1979 Mazda 121 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 1979 Mazda 121. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Pontiac Bonneville (311 Nm @ 4000 RPM) has 151 more torque (in Nm) than 1979 Mazda 121. (160 Nm @ 3000 RPM). This means 2003 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.
Compare all specifications:
| 1979 Mazda 121 | 2003 Pontiac Bonneville | |
| Make | Mazda | Pontiac |
| Model | 121 | Bonneville |
| Year Released | 1979 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 3791 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 90 HP | 200 HP |
| Torque | 160 Nm | 311 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 80 mm | 96.5 mm |
| Engine Stroke Size | 98 mm | 86.4 mm |
| Engine Compression Ratio | 8.6:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1134 kg | 1630 kg |
| Vehicle Length | 4510 mm | 5110 mm |
| Vehicle Width | 1690 mm | 1890 mm |
| Vehicle Height | 1350 mm | 1440 mm |
| Wheelbase Size | 2520 mm | 2880 mm |
