1977 Austin Allegro vs. 2006 GMC Sierra
To start off, 2006 GMC Sierra is newer by 29 year(s). Which means there will be less support and parts availability for 1977 Austin Allegro. In addition, the cost of maintenance, including insurance, on 1977 Austin Allegro would be higher. At 4,294 cc (6 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (195 HP) has 136 more horse power than 1977 Austin Allegro. (59 HP) In normal driving conditions, 2006 GMC Sierra should accelerate faster than 1977 Austin Allegro.
Because 2006 GMC Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 GMC Sierra. However, in wet, icy, snow, or gravel driving conditions, 1977 Austin Allegro, being front wheel drive (FWD), will offer much better control with better grip. 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. 2006 GMC Sierra has automatic transmission and 1977 Austin Allegro has manual transmission. 1977 Austin Allegro will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 Austin Allegro | 2006 GMC Sierra | |
| Make | Austin | GMC |
| Model | Allegro | Sierra |
| Year Released | 1977 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1274 cc | 4294 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 59 HP | 195 HP |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Vehicle Length | 4000 mm | 5850 mm |
| Vehicle Width | 1620 mm | 2000 mm |
| Vehicle Height | 1430 mm | 1850 mm |
| Wheelbase Size | 2450 mm | 3650 mm |
