1991 Mazda 121 vs. 2011 Tata Sumo
To start off, 2011 Tata Sumo is newer by 20 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 2,956 cc (4 cylinders), 2011 Tata Sumo is equipped with a bigger engine. In terms of performance, 1991 Mazda 121 (71 HP @ 6000 RPM) has 2 more horse power than 2011 Tata Sumo. (69 HP @ 3000 RPM). In normal driving conditions, 1991 Mazda 121 should accelerate faster than 2011 Tata Sumo. With that said, vehicle weight also plays an important factor in acceleration. 2011 Tata Sumo weights approximately 980 kg more than 1991 Mazda 121.
Because 2011 Tata Sumo is four wheel drive (4WD), it will have significant more traction and grip than 1991 Mazda 121. In wet, icy, snow, or gravel driving conditions, 2011 Tata Sumo will offer significantly more control. 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, 2011 Tata Sumo (223 Nm @ 1600 RPM) has 119 more torque (in Nm) than 1991 Mazda 121. (104 Nm @ 3700 RPM). This means 2011 Tata Sumo will have an easier job in driving up hills or pulling heavy equipment than 1991 Mazda 121.
Compare all specifications:
| 1991 Mazda 121 | 2011 Tata Sumo | |
| Make | Mazda | Tata |
| Model | 121 | Sumo |
| Year Released | 1991 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1322 cc | 2956 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 71 HP | 69 HP |
| Engine RPM | 6000 RPM | 3000 RPM |
| Torque | 104 Nm | 223 Nm |
| Torque RPM | 3700 RPM | 1600 RPM |
| Engine Compression Ratio | 9.4:1 | 19.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 820 kg | 1800 kg |
| Vehicle Length | 3820 mm | 4258 mm |
| Vehicle Width | 1660 mm | 1726 mm |
| Vehicle Height | 1480 mm | 1925 mm |
| Wheelbase Size | 2460 mm | 2425 mm |
