1977 Buick LeSabre vs. 1990 Opel Omega
To start off, 1990 Opel Omega is newer by 13 year(s). Which means there will be less support and parts availability for 1977 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1977 Buick LeSabre would be higher. At 3,791 cc (6 cylinders), 1977 Buick LeSabre is equipped with a bigger engine. In terms of performance, 1977 Buick LeSabre (163 HP @ 4000 RPM) has 14 more horse power than 1990 Opel Omega. (149 HP @ 5600 RPM). In normal driving conditions, 1977 Buick LeSabre should accelerate faster than 1990 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 1977 Buick LeSabre weights approximately 165 kg more than 1990 Opel Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1977 Buick LeSabre (329 Nm @ 2800 RPM) has 105 more torque (in Nm) than 1990 Opel Omega. (224 Nm @ 3600 RPM). This means 1977 Buick LeSabre will have an easier job in driving up hills or pulling heavy equipment than 1990 Opel Omega.
Compare all specifications:
| 1977 Buick LeSabre | 1990 Opel Omega | |
| Make | Buick | Opel |
| Model | LeSabre | Omega |
| Year Released | 1977 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 2594 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 163 HP | 149 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 329 Nm | 224 Nm |
| Torque RPM | 2800 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1630 kg | 1465 kg |
| Vehicle Length | 5550 mm | 4740 mm |
| Vehicle Width | 1910 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1490 mm |
| Wheelbase Size | 2950 mm | 2740 mm |
