1989 Buick Reatta vs. 2007 Chevrolet Optra
To start off, 2007 Chevrolet Optra is newer by 18 year(s). Which means there will be less support and parts availability for 1989 Buick Reatta. In addition, the cost of maintenance, including insurance, on 1989 Buick Reatta would be higher. At 3,800 cc (6 cylinders), 1989 Buick Reatta is equipped with a bigger engine. In terms of performance, 1989 Buick Reatta (165 HP @ 4400 RPM) has 45 more horse power than 2007 Chevrolet Optra. (120 HP @ 5800 RPM). In normal driving conditions, 1989 Buick Reatta should accelerate faster than 2007 Chevrolet Optra. With that said, vehicle weight also plays an important factor in acceleration. 1989 Buick Reatta weights approximately 321 kg more than 2007 Chevrolet Optra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1989 Buick Reatta (285 Nm) has 120 more torque (in Nm) than 2007 Chevrolet Optra. (165 Nm). This means 1989 Buick Reatta will have an easier job in driving up hills or pulling heavy equipment than 2007 Chevrolet Optra. 1989 Buick Reatta has automatic transmission and 2007 Chevrolet Optra has manual transmission. 2007 Chevrolet Optra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1989 Buick Reatta will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1989 Buick Reatta | 2007 Chevrolet Optra | |
| Make | Buick | Chevrolet |
| Model | Reatta | Optra |
| Year Released | 1989 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3800 cc | 1799 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 165 HP | 120 HP |
| Engine RPM | 4400 RPM | 5800 RPM |
| Torque | 285 Nm | 165 Nm |
| Engine Bore Size | 96.6 mm | 81.6 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 8.5:1 | 9.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1532 kg | 1211 kg |
| Vehicle Length | 4650 mm | 4510 mm |
| Vehicle Width | 1860 mm | 1730 mm |
| Vehicle Height | 1310 mm | 1450 mm |
| Wheelbase Size | 2510 mm | 2610 mm |
| Fuel Tank Capacity | 62 L | 60 L |
