1969 Buick GS vs. 1999 Mercedes-Benz SL
To start off, 1999 Mercedes-Benz SL is newer by 30 year(s). Which means there will be less support and parts availability for 1969 Buick GS. In addition, the cost of maintenance, including insurance, on 1969 Buick GS would be higher. At 5,724 cc (8 cylinders), 1969 Buick GS is equipped with a bigger engine. In terms of performance, both vehicles can yield 190 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 1999 Mercedes-Benz SL weights approximately 130 kg more than 1969 Buick GS.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1969 Buick GS (395 Nm @ 2800 RPM) has 124 more torque (in Nm) than 1999 Mercedes-Benz SL. (271 Nm @ 3750 RPM). This means 1969 Buick GS will have an easier job in driving up hills or pulling heavy equipment than 1999 Mercedes-Benz SL. 1999 Mercedes-Benz SL has automatic transmission and 1969 Buick GS has manual transmission. 1969 Buick GS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1969 Buick GS | 1999 Mercedes-Benz SL | |
| Make | Buick | Mercedes-Benz |
| Model | GS | SL |
| Year Released | 1969 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 5724 cc | 2799 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 190 HP | 190 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 395 Nm | 271 Nm |
| Torque RPM | 2800 RPM | 3750 RPM |
| Engine Bore Size | 96.5 mm | 89.9 mm |
| Engine Stroke Size | 97.8 mm | 73.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1630 kg | 1760 kg |
| Vehicle Length | 5180 mm | 4470 mm |
| Vehicle Width | 1960 mm | 1820 mm |
| Vehicle Height | 1370 mm | 1300 mm |
| Wheelbase Size | 2860 mm | 2520 mm |
