1955 Alvis TC 21 vs. 2011 GMC Envoy
To start off, 2011 GMC Envoy is newer by 56 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 4,161 cc (6 cylinders), 2011 GMC Envoy is equipped with a bigger engine. In terms of performance, 2011 GMC Envoy (285 HP @ 6000 RPM) has 180 more horse power than 1955 Alvis TC 21. (105 HP @ 4000 RPM) In normal driving conditions, 2011 GMC Envoy should accelerate faster than 1955 Alvis TC 21. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Envoy weights approximately 1280 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 2011 GMC Envoy 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, 2011 GMC Envoy 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, 2011 GMC Envoy (375 Nm @ 4600 RPM) has 154 more torque (in Nm) than 1955 Alvis TC 21. (221 Nm @ 2500 RPM). This means 2011 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 1955 Alvis TC 21. 2011 GMC Envoy 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. 2011 GMC Envoy will be easier to drive especially in heavy traffic.
Compare all specifications:
1955 Alvis TC 21 | 2011 GMC Envoy | |
Make | Alvis | GMC |
Model | TC 21 | Envoy |
Year Released | 1955 | 2011 |
Engine Position | Front | Front |
Engine Size | 2993 cc | 4161 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 105 HP | 285 HP |
Engine RPM | 4000 RPM | 6000 RPM |
Torque | 221 Nm | 375 Nm |
Torque RPM | 2500 RPM | 4600 RPM |
Engine Bore Size | 84 mm | 102 mm |
Engine Stroke Size | 90 mm | 85.6 mm |
Drive Type | Rear | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1450 kg | 2730 kg |
Vehicle Length | 4810 mm | 4870 mm |
Vehicle Width | 1680 mm | 1900 mm |
Vehicle Height | 1590 mm | 1830 mm |
Wheelbase Size | 2840 mm | 2880 mm |