1991 Mazda 121 vs. 2005 Toyota 4Runner
To start off, 2005 Toyota 4Runner is newer by 14 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 3,950 cc (6 cylinders), 2005 Toyota 4Runner is equipped with a bigger engine. In terms of performance, 2005 Toyota 4Runner (245 HP @ 3400 RPM) has 174 more horse power than 1991 Mazda 121. (71 HP @ 6000 RPM) In normal driving conditions, 2005 Toyota 4Runner should accelerate faster than 1991 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2005 Toyota 4Runner weights approximately 946 kg more than 1991 Mazda 121. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Toyota 4Runner (382 Nm) has 278 more torque (in Nm) than 1991 Mazda 121. (104 Nm). This means 2005 Toyota 4Runner will have an easier job in driving up hills or pulling heavy equipment than 1991 Mazda 121.
Compare all specifications:
| 1991 Mazda 121 | 2005 Toyota 4Runner | |
| Make | Mazda | Toyota |
| Model | 121 | 4Runner |
| Year Released | 1991 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1323 cc | 3950 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 71 HP | 245 HP |
| Engine RPM | 6000 RPM | 3400 RPM |
| Torque | 104 Nm | 382 Nm |
| Engine Bore Size | 71 mm | 94.1 mm |
| Engine Stroke Size | 83.6 mm | 95 mm |
| Engine Compression Ratio | 9.4:1 | 10.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 900 kg | 1846 kg |
| Vehicle Length | 3820 mm | 4810 mm |
| Vehicle Width | 1660 mm | 1880 mm |
| Vehicle Height | 1480 mm | 1830 mm |
| Wheelbase Size | 2400 mm | 2800 mm |
| Fuel Tank Capacity | 43 L | 87 L |
