1951 Alvis TA 21 vs. 2005 Mercury Mountaineer
To start off, 2005 Mercury Mountaineer is newer by 54 year(s). Which means there will be less support and parts availability for 1951 Alvis TA 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TA 21 would be higher. At 4,014 cc (6 cylinders), 2005 Mercury Mountaineer is equipped with a bigger engine. In terms of performance, 2005 Mercury Mountaineer (210 HP) has 117 more horse power than 1951 Alvis TA 21. (93 HP) In normal driving conditions, 2005 Mercury Mountaineer should accelerate faster than 1951 Alvis TA 21. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercury Mountaineer weights approximately 563 kg more than 1951 Alvis TA 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercury Mountaineer is four wheel drive (4WD), it will have significant more traction and grip than 1951 Alvis TA 21. In wet, icy, snow, or gravel driving conditions, 2005 Mercury Mountaineer 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, 2005 Mercury Mountaineer (344 Nm) has 140 more torque (in Nm) than 1951 Alvis TA 21. (204 Nm). This means 2005 Mercury Mountaineer will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TA 21.
Compare all specifications:
| 1951 Alvis TA 21 | 2005 Mercury Mountaineer | |
| Make | Alvis | Mercury |
| Model | TA 21 | Mountaineer |
| Year Released | 1951 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 4014 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 93 HP | 210 HP |
| Torque | 204 Nm | 344 Nm |
| Engine Bore Size | 84 mm | 100 mm |
| Engine Stroke Size | 90 mm | 84 mm |
| Engine Compression Ratio | 7.1:1 | 9.7:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1448 kg | 2011 kg |
| Vehicle Length | 4630 mm | 4860 mm |
| Vehicle Width | 1680 mm | 1840 mm |
| Vehicle Height | 1600 mm | 1850 mm |
| Wheelbase Size | 2840 mm | 2900 mm |
| Fuel Tank Capacity | 64 L | 85 L |
