1998 Daihatsu Sirion vs. 1973 Mercury Montego
To start off, 1998 Daihatsu Sirion is newer by 25 year(s). Which means there will be less support and parts availability for 1973 Mercury Montego. In addition, the cost of maintenance, including insurance, on 1973 Mercury Montego would be higher. At 4,095 cc (6 cylinders), 1973 Mercury Montego is equipped with a bigger engine. In terms of performance, 1998 Daihatsu Sirion (100 HP @ 7000 RPM) has 4 more horse power than 1973 Mercury Montego. (96 HP @ 3600 RPM). In normal driving conditions, 1998 Daihatsu Sirion should accelerate faster than 1973 Mercury Montego. With that said, vehicle weight also plays an important factor in acceleration. 1973 Mercury Montego weights approximately 795 kg more than 1998 Daihatsu Sirion.
Because 1998 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 1973 Mercury Montego. In wet, icy, snow, or gravel driving conditions, 1998 Daihatsu Sirion 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, 1973 Mercury Montego (248 Nm @ 1600 RPM) has 128 more torque (in Nm) than 1998 Daihatsu Sirion. (120 Nm @ 4400 RPM). This means 1973 Mercury Montego will have an easier job in driving up hills or pulling heavy equipment than 1998 Daihatsu Sirion.
Compare all specifications:
| 1998 Daihatsu Sirion | 1973 Mercury Montego | |
| Make | Daihatsu | Mercury |
| Model | Sirion | Montego |
| Year Released | 1998 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 4095 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 96 HP |
| Engine RPM | 7000 RPM | 3600 RPM |
| Torque | 120 Nm | 248 Nm |
| Torque RPM | 4400 RPM | 1600 RPM |
| Engine Bore Size | 72 mm | 93.6 mm |
| Engine Stroke Size | 79.7 mm | 99.3 mm |
| Engine Compression Ratio | 11.0:1 | 8.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 6 seats |
| Vehicle Weight | 900 kg | 1695 kg |
| Vehicle Length | 3680 mm | 5300 mm |
| Vehicle Width | 1600 mm | 2010 mm |
| Vehicle Height | 1460 mm | 1350 mm |
| Wheelbase Size | 2350 mm | 3010 mm |
