1949 Alvis TB 14 vs. 2008 BMW X5
To start off, 2008 BMW X5 is newer by 59 year(s). Which means there will be less support and parts availability for 1949 Alvis TB 14. In addition, the cost of maintenance, including insurance, on 1949 Alvis TB 14 would be higher. At 4,797 cc (8 cylinders), 2008 BMW X5 is equipped with a bigger engine. In terms of performance, 2008 BMW X5 (355 HP @ 6200 RPM) has 288 more horse power than 1949 Alvis TB 14. (67 HP @ 4000 RPM) In normal driving conditions, 2008 BMW X5 should accelerate faster than 1949 Alvis TB 14. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 685 kg more than 1949 Alvis TB 14. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1949 Alvis TB 14. In wet, icy, snow, or gravel driving conditions, 2008 BMW X5 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. 2008 BMW X5 has automatic transmission and 1949 Alvis TB 14 has manual transmission. 1949 Alvis TB 14 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1949 Alvis TB 14 | 2008 BMW X5 | |
| Make | Alvis | BMW |
| Model | TB 14 | X5 |
| Year Released | 1949 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1892 cc | 4797 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 67 HP | 355 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Engine Bore Size | 74 mm | 93 mm |
| Engine Stroke Size | 110 mm | 88.3 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 129 km/hour | 246 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1515 kg | 2200 kg |
| Vehicle Length | 4430 mm | 4670 mm |
| Vehicle Width | 1680 mm | 1880 mm |
| Vehicle Height | 1590 mm | 1710 mm |
| Wheelbase Size | 2750 mm | 2830 mm |
