2002 Acura MDX vs. 1977 Mazda 121
To start off, 2002 Acura MDX is newer by 25 year(s). Which means there will be less support and parts availability for 1977 Mazda 121. In addition, the cost of maintenance, including insurance, on 1977 Mazda 121 would be higher. At 3,470 cc (6 cylinders), 2002 Acura MDX is equipped with a bigger engine. In terms of performance, 2002 Acura MDX (238 HP @ 5300 RPM) has 152 more horse power than 1977 Mazda 121. (86 HP @ 4800 RPM). In normal driving conditions, 2002 Acura MDX should accelerate faster than 1977 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2002 Acura MDX weights approximately 840 kg more than 1977 Mazda 121. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 Acura MDX is four wheel drive (4WD), it will have significant more traction and grip than 1977 Mazda 121. In wet, icy, snow, or gravel driving conditions, 2002 Acura MDX 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, 2002 Acura MDX (332 Nm @ 3000 RPM) has 172 more torque (in Nm) than 1977 Mazda 121. (160 Nm @ 3000 RPM). This means 2002 Acura MDX will have an easier job in driving up hills or pulling heavy equipment than 1977 Mazda 121.
Compare all specifications:
| 2002 Acura MDX | 1977 Mazda 121 | |
| Make | Acura | Mazda |
| Model | MDX | 121 |
| Year Released | 2002 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 3470 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 238 HP | 86 HP |
| Engine RPM | 5300 RPM | 4800 RPM |
| Torque | 332 Nm | 160 Nm |
| Torque RPM | 3000 RPM | 3000 RPM |
| Engine Bore Size | 88.9 mm | 80.1 mm |
| Engine Stroke Size | 93 mm | 98 mm |
| Engine Compression Ratio | 10.0:1 | 8.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 1970 kg | 1130 kg |
| Vehicle Length | 4790 mm | 4510 mm |
| Vehicle Width | 1960 mm | 1690 mm |
| Vehicle Height | 1750 mm | 1350 mm |
| Wheelbase Size | 2710 mm | 2520 mm |
