1981 Fiat Vivace vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Fiat Vivace. In addition, the cost of maintenance, including insurance, on 1981 Fiat Vivace would be higher. At 5,997 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (353 HP @ 5400 RPM) has 291 more horse power than 1981 Fiat Vivace. (62 HP @ 5800 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1981 Fiat Vivace. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1472 kg more than 1981 Fiat Vivace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1981 Fiat Vivace. In wet, icy, snow, or gravel driving conditions, 2007 GMC Sierra 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, 2007 GMC Sierra (506 Nm @ 4400 RPM) has 404 more torque (in Nm) than 1981 Fiat Vivace. (102 Nm @ 3000 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1981 Fiat Vivace. 2007 GMC Sierra has automatic transmission and 1981 Fiat Vivace has manual transmission. 1981 Fiat Vivace will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Fiat Vivace | 2007 GMC Sierra | |
| Make | Fiat | GMC |
| Model | Vivace | Sierra |
| Year Released | 1981 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1372 cc | 5997 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 62 HP | 353 HP |
| Engine RPM | 5800 RPM | 5400 RPM |
| Torque | 102 Nm | 506 Nm |
| Torque RPM | 3000 RPM | 4400 RPM |
| Engine Bore Size | 86.4 mm | 102 mm |
| Engine Stroke Size | 55.5 mm | 92 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 3 seats |
| Vehicle Weight | 810 kg | 2282 kg |
| Vehicle Length | 3750 mm | 5710 mm |
| Vehicle Width | 1550 mm | 2040 mm |
| Vehicle Height | 1360 mm | 1950 mm |
| Wheelbase Size | 2230 mm | 3380 mm |
