1989 BMW 730 vs. 2003 Mercedes-Benz SLK
To start off, 2003 Mercedes-Benz SLK is newer by 14 year(s). Which means there will be less support and parts availability for 1989 BMW 730. In addition, the cost of maintenance, including insurance, on 1989 BMW 730 would be higher. At 2,986 cc (6 cylinders), 1989 BMW 730 is equipped with a bigger engine. In terms of performance, 1989 BMW 730 (181 HP @ 5800 RPM) has 20 more horse power than 2003 Mercedes-Benz SLK. (161 HP @ 5300 RPM). In normal driving conditions, 1989 BMW 730 should accelerate faster than 2003 Mercedes-Benz SLK. With that said, vehicle weight also plays an important factor in acceleration. 1989 BMW 730 weights approximately 310 kg more than 2003 Mercedes-Benz SLK. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1989 BMW 730 (261 Nm @ 4000 RPM) has 27 more torque (in Nm) than 2003 Mercedes-Benz SLK. (234 Nm @ 2500 RPM). This means 1989 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mercedes-Benz SLK.
Compare all specifications:
| 1989 BMW 730 | 2003 Mercedes-Benz SLK | |
| Make | BMW | Mercedes-Benz |
| Model | 730 | SLK |
| Year Released | 1989 | 2003 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 181 HP | 161 HP |
| Engine RPM | 5800 RPM | 5300 RPM |
| Torque | 261 Nm | 234 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 89 mm | 89.9 mm |
| Engine Stroke Size | 80 mm | 78.7 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1600 kg | 1290 kg |
| Vehicle Length | 4920 mm | 4020 mm |
| Vehicle Width | 1850 mm | 1720 mm |
| Vehicle Height | 1420 mm | 1280 mm |
| Wheelbase Size | 2840 mm | 2410 mm |
| Fuel Tank Capacity | 90 L | 70 L |
