2006 GMC Envoy vs. 1977 Triumph TR7
To start off, 2006 GMC Envoy is newer by 29 year(s). Which means there will be less support and parts availability for 1977 Triumph TR7. In addition, the cost of maintenance, including insurance, on 1977 Triumph TR7 would be higher. At 5,358 cc (8 cylinders), 2006 GMC Envoy is equipped with a bigger engine. In terms of performance, 2006 GMC Envoy (300 HP @ 5200 RPM) has 208 more horse power than 1977 Triumph TR7. (92 HP @ 5000 RPM). In normal driving conditions, 2006 GMC Envoy should accelerate faster than 1977 Triumph TR7. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Envoy weights approximately 1420 kg more than 1977 Triumph TR7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 1977 Triumph TR7. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 GMC Envoy (447 Nm @ 4000 RPM) has 237 more torque (in Nm) than 1977 Triumph TR7. (210 Nm @ 3500 RPM). This means 2006 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 1977 Triumph TR7.
Compare all specifications:
| 2006 GMC Envoy | 1977 Triumph TR7 | |
| Make | GMC | Triumph |
| Model | Envoy | TR7 |
| Year Released | 2006 | 1977 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5358 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 92 HP |
| Engine RPM | 5200 RPM | 5000 RPM |
| Torque | 447 Nm | 210 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 7 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2435 kg | 1015 kg |
| Vehicle Length | 5280 mm | 4070 mm |
| Vehicle Width | 1900 mm | 1690 mm |
| Vehicle Height | 1920 mm | 1270 mm |
| Wheelbase Size | 3280 mm | 2170 mm |
| Fuel Tank Capacity | 95 L | 55 L |
