1988 Buick Reatta vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 19 year(s). Which means there will be less support and parts availability for 1988 Buick Reatta. In addition, the cost of maintenance, including insurance, on 1988 Buick Reatta would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (312 HP @ 4400 RPM) has 147 more horse power than 1988 Buick Reatta. (165 HP @ 4800 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1988 Buick Reatta. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1142 kg more than 1988 Buick Reatta. 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 1988 Buick Reatta. 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 221 more torque (in Nm) than 1988 Buick Reatta. (285 Nm @ 2000 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1988 Buick Reatta.
Compare all specifications:
| 1988 Buick Reatta | 2007 GMC Sierra | |
| Make | Buick | GMC |
| Model | Reatta | Sierra |
| Year Released | 1988 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 165 HP | 312 HP |
| Engine RPM | 4800 RPM | 4400 RPM |
| Torque | 285 Nm | 506 Nm |
| Torque RPM | 2000 RPM | 4400 RPM |
| Engine Bore Size | 96.5 mm | 102 mm |
| Engine Stroke Size | 86.4 mm | 92 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 3 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1536 kg | 2678 kg |
| Vehicle Length | 4670 mm | 5720 mm |
| Vehicle Width | 1860 mm | 2440 mm |
| Vehicle Height | 1310 mm | 1930 mm |
| Wheelbase Size | 2510 mm | 3380 mm |
| Fuel Tank Capacity | 69 L | 129 L |
