1991 Mazda 121 vs. 2007 Pontiac G5
To start off, 2007 Pontiac G5 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Mazda 121. In addition, the cost of maintenance, including insurance, on 1991 Mazda 121 would be higher. At 2,199 cc (4 cylinders), 2007 Pontiac G5 is equipped with a bigger engine. In terms of performance, 2007 Pontiac G5 (148 HP @ 5800 RPM) has 77 more horse power than 1991 Mazda 121. (71 HP @ 6000 RPM) In normal driving conditions, 2007 Pontiac G5 should accelerate faster than 1991 Mazda 121.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2007 Pontiac G5 (206 Nm @ 5200 RPM) has 102 more torque (in Nm) than 1991 Mazda 121. (104 Nm @ 3700 RPM). This means 2007 Pontiac G5 will have an easier job in driving up hills or pulling heavy equipment than 1991 Mazda 121.
Compare all specifications:
| 1991 Mazda 121 | 2007 Pontiac G5 | |
| Make | Mazda | Pontiac |
| Model | 121 | G5 |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1323 cc | 2199 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 71 HP | 148 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 104 Nm | 206 Nm |
| Torque RPM | 3700 RPM | 5200 RPM |
| Engine Bore Size | 71 mm | 86.1 mm |
| Engine Stroke Size | 83.6 mm | 94.5 mm |
| Engine Compression Ratio | 9.4:1 | 10.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 3820 mm | 4570 mm |
| Vehicle Width | 1660 mm | 1720 mm |
| Vehicle Height | 1480 mm | 1420 mm |
| Wheelbase Size | 2400 mm | 2640 mm |
