1991 Alfa Romeo SZ vs. 2007 Mercedes-Benz CLK
To start off, 2007 Mercedes-Benz CLK is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Alfa Romeo SZ. In addition, the cost of maintenance, including insurance, on 1991 Alfa Romeo SZ would be higher. At 6,206 cc (8 cylinders), 2007 Mercedes-Benz CLK is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz CLK (474 HP @ 6800 RPM) has 266 more horse power than 1991 Alfa Romeo SZ. (208 HP @ 6200 RPM) In normal driving conditions, 2007 Mercedes-Benz CLK should accelerate faster than 1991 Alfa Romeo SZ. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz CLK weights approximately 495 kg more than 1991 Alfa Romeo SZ. 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, 2007 Mercedes-Benz CLK (630 Nm @ 5000 RPM) has 385 more torque (in Nm) than 1991 Alfa Romeo SZ. (245 Nm @ 4500 RPM). This means 2007 Mercedes-Benz CLK will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo SZ. 2007 Mercedes-Benz CLK has automatic transmission and 1991 Alfa Romeo SZ has manual transmission. 1991 Alfa Romeo SZ will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz CLK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Alfa Romeo SZ | 2007 Mercedes-Benz CLK | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | SZ | CLK |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 6206 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 208 HP | 474 HP |
| Engine RPM | 6200 RPM | 6800 RPM |
| Torque | 245 Nm | 630 Nm |
| Torque RPM | 4500 RPM | 5000 RPM |
| Engine Bore Size | 93 mm | 102.2 mm |
| Engine Stroke Size | 72.6 mm | 94.6 mm |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 233 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1260 kg | 1755 kg |
| Vehicle Length | 4670 mm | 4660 mm |
| Vehicle Width | 1740 mm | 1750 mm |
| Vehicle Height | 1320 mm | 1410 mm |
| Wheelbase Size | 2520 mm | 2720 mm |
| Fuel Tank Capacity | 50 L | 62 L |
