1973 Austin Allegro vs. 1990 Mercury Grand Marquis
To start off, 1990 Mercury Grand Marquis is newer by 17 year(s). Which means there will be less support and parts availability for 1973 Austin Allegro. In addition, the cost of maintenance, including insurance, on 1973 Austin Allegro would be higher. At 4,942 cc (8 cylinders), 1990 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 1990 Mercury Grand Marquis (149 HP @ 3200 RPM) has 101 more horse power than 1973 Austin Allegro. (48 HP @ 5250 RPM) In normal driving conditions, 1990 Mercury Grand Marquis should accelerate faster than 1973 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 1990 Mercury Grand Marquis weights approximately 950 kg more than 1973 Austin Allegro. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 Mercury Grand Marquis 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 1990 Mercury Grand Marquis. However, in wet, icy, snow, or gravel driving conditions, 1973 Austin Allegro, 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, 1990 Mercury Grand Marquis (366 Nm @ 2000 RPM) has 285 more torque (in Nm) than 1973 Austin Allegro. (81 Nm @ 2450 RPM). This means 1990 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro.
Compare all specifications:
| 1973 Austin Allegro | 1990 Mercury Grand Marquis | |
| Make | Austin | Mercury |
| Model | Allegro | Grand Marquis |
| Year Released | 1973 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 4942 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 48 HP | 149 HP |
| Engine RPM | 5250 RPM | 3200 RPM |
| Torque | 81 Nm | 366 Nm |
| Torque RPM | 2450 RPM | 2000 RPM |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 800 kg | 1750 kg |
| Vehicle Length | 3860 mm | 5400 mm |
| Vehicle Width | 1620 mm | 1980 mm |
| Vehicle Height | 1400 mm | 1390 mm |
| Wheelbase Size | 2440 mm | 2920 mm |
| Fuel Tank Capacity | 47 L | 90 L |
