1955 Alvis TC 21 vs. 2009 BMW X6
To start off, 2009 BMW X6 is newer by 54 year(s). Which means there will be less support and parts availability for 1955 Alvis TC 21. In addition, the cost of maintenance, including insurance, on 1955 Alvis TC 21 would be higher. At 4,395 cc (8 cylinders), 2009 BMW X6 is equipped with a bigger engine. In terms of performance, 2009 BMW X6 (401 HP @ 5500 RPM) has 296 more horse power than 1955 Alvis TC 21. (105 HP @ 4000 RPM) In normal driving conditions, 2009 BMW X6 should accelerate faster than 1955 Alvis TC 21. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X6 weights approximately 815 kg more than 1955 Alvis TC 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW X6 is four wheel drive (4WD), it will have significant more traction and grip than 1955 Alvis TC 21. In wet, icy, snow, or gravel driving conditions, 2009 BMW X6 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, 2009 BMW X6 (610 Nm @ 1750 RPM) has 389 more torque (in Nm) than 1955 Alvis TC 21. (221 Nm @ 2500 RPM). This means 2009 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 1955 Alvis TC 21. 2009 BMW X6 has automatic transmission and 1955 Alvis TC 21 has manual transmission. 1955 Alvis TC 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW X6 will be easier to drive especially in heavy traffic.
Compare all specifications:
1955 Alvis TC 21 | 2009 BMW X6 | |
Make | Alvis | BMW |
Model | TC 21 | X6 |
Year Released | 1955 | 2009 |
Engine Position | Front | Front |
Engine Size | 2993 cc | 4395 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 105 HP | 401 HP |
Engine RPM | 4000 RPM | 5500 RPM |
Torque | 221 Nm | 610 Nm |
Torque RPM | 2500 RPM | 1750 RPM |
Engine Bore Size | 84 mm | 89 mm |
Engine Stroke Size | 90 mm | 88.3 mm |
Engine Compression Ratio | 8.0:1 | 10.0:1 |
Top Speed | 164 km/hour | 250 km/hour |
Drive Type | Rear | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1450 kg | 2265 kg |
Vehicle Length | 4810 mm | 4880 mm |
Vehicle Width | 1680 mm | 1990 mm |
Vehicle Height | 1590 mm | 1700 mm |
Wheelbase Size | 2840 mm | 2940 mm |