2005 GMC Yukon vs. 1956 Morris Isis
To start off, 2005 GMC Yukon is newer by 49 year(s). Which means there will be less support and parts availability for 1956 Morris Isis. In addition, the cost of maintenance, including insurance, on 1956 Morris Isis would be higher. At 4,818 cc (8 cylinders), 2005 GMC Yukon is equipped with a bigger engine. In terms of performance, 2005 GMC Yukon (260 HP @ 5200 RPM) has 175 more horse power than 1956 Morris Isis. (85 HP @ 4250 RPM). In normal driving conditions, 2005 GMC Yukon should accelerate faster than 1956 Morris Isis. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Yukon weights approximately 963 kg more than 1956 Morris Isis. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Yukon is four wheel drive (4WD), it will have significant more traction and grip than 1956 Morris Isis. In wet, icy, snow, or gravel driving conditions, 2005 GMC Yukon 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 GMC Yukon (393 Nm @ 4000 RPM) has 225 more torque (in Nm) than 1956 Morris Isis. (168 Nm @ 2000 RPM). This means 2005 GMC Yukon will have an easier job in driving up hills or pulling heavy equipment than 1956 Morris Isis. 2005 GMC Yukon has automatic transmission and 1956 Morris Isis has manual transmission. 1956 Morris Isis will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 GMC Yukon will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 GMC Yukon | 1956 Morris Isis | |
| Make | GMC | Morris |
| Model | Yukon | Isis |
| Year Released | 2005 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 4818 cc | 2639 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 260 HP | 85 HP |
| Engine RPM | 5200 RPM | 4250 RPM |
| Torque | 393 Nm | 168 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 96 mm | 79.4 mm |
| Engine Stroke Size | 83 mm | 88.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 5 seats |
| Vehicle Weight | 2260 kg | 1297 kg |
| Vehicle Length | 5060 mm | 4530 mm |
| Vehicle Width | 2010 mm | 1660 mm |
| Vehicle Height | 1950 mm | 1620 mm |
| Wheelbase Size | 2950 mm | 2470 mm |
