1977 Mazda 121 vs. 2006 MG ZT
To start off, 2006 MG ZT is newer by 29 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 2,497 cc (6 cylinders), 2006 MG ZT is equipped with a bigger engine. In terms of performance, 2006 MG ZT (187 HP @ 6500 RPM) has 101 more horse power than 1977 Mazda 121. (86 HP @ 4800 RPM) In normal driving conditions, 2006 MG ZT should accelerate faster than 1977 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2006 MG ZT weights approximately 430 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 1977 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 1977 Mazda 121. However, in wet, icy, snow, or gravel driving conditions, 2006 MG ZT, 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, 2006 MG ZT (245 Nm @ 4000 RPM) has 85 more torque (in Nm) than 1977 Mazda 121. (160 Nm @ 3000 RPM). This means 2006 MG ZT will have an easier job in driving up hills or pulling heavy equipment than 1977 Mazda 121.
Compare all specifications:
| 1977 Mazda 121 | 2006 MG ZT | |
| Make | Mazda | MG |
| Model | 121 | ZT |
| Year Released | 1977 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 86 HP | 187 HP |
| Engine RPM | 4800 RPM | 6500 RPM |
| Torque | 160 Nm | 245 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 80.1 mm | 80 mm |
| Engine Stroke Size | 98 mm | 82.8 mm |
| Engine Compression Ratio | 8.6:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1130 kg | 1560 kg |
| Vehicle Length | 4510 mm | 4750 mm |
| Vehicle Width | 1690 mm | 1780 mm |
| Vehicle Height | 1350 mm | 1420 mm |
| Wheelbase Size | 2520 mm | 2750 mm |
