1971 AC 428 vs. 2006 Mercury Mariner
To start off, 2006 Mercury Mariner is newer by 35 year(s). Which means there will be less support and parts availability for 1971 AC 428. In addition, the cost of maintenance, including insurance, on 1971 AC 428 would be higher. At 7,003 cc (8 cylinders), 1971 AC 428 is equipped with a bigger engine. In terms of performance, 1971 AC 428 (298 HP @ 4600 RPM) has 165 more horse power than 2006 Mercury Mariner. (133 HP @ 5000 RPM). In normal driving conditions, 1971 AC 428 should accelerate faster than 2006 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mariner weights approximately 495 kg more than 1971 AC 428.
Because 2006 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 1971 AC 428. In wet, icy, snow, or gravel driving conditions, 2006 Mercury Mariner 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, 1971 AC 428 (639 Nm @ 2800 RPM) has 471 more torque (in Nm) than 2006 Mercury Mariner. (168 Nm @ 4250 RPM). This means 1971 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercury Mariner.
Compare all specifications:
| 1971 AC 428 | 2006 Mercury Mariner | |
| Make | AC | Mercury |
| Model | 428 | Mariner |
| Year Released | 1971 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 7003 cc | 2262 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 298 HP | 133 HP |
| Engine RPM | 4600 RPM | 5000 RPM |
| Torque | 639 Nm | 168 Nm |
| Torque RPM | 2800 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1925 kg |
| Vehicle Length | 4430 mm | 4450 mm |
| Vehicle Width | 1710 mm | 1790 mm |
| Vehicle Height | 1310 mm | 1790 mm |
| Wheelbase Size | 2450 mm | 2630 mm |
