2003 Acura CL vs. 2003 BMW 645
To start off, both 2003 Acura CL and 2003 BMW 645 were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,398 cc (8 cylinders), 2003 BMW 645 is equipped with a bigger engine. In terms of performance, 2003 BMW 645 (321 HP @ 6100 RPM) has 98 more horse power than 2003 Acura CL. (223 HP @ 5600 RPM) In normal driving conditions, 2003 BMW 645 should accelerate faster than 2003 Acura CL. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 645 weights approximately 315 kg more than 2003 Acura CL. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW 645 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 2003 Acura CL, being front wheel drive (FWD), will offer much better control with better grip. 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, 2003 BMW 645 (450 Nm @ 3600 RPM) has 156 more torque (in Nm) than 2003 Acura CL. (294 Nm @ 4700 RPM). This means 2003 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2003 Acura CL.
Compare all specifications:
| 2003 Acura CL | 2003 BMW 645 | |
| Make | Acura | BMW |
| Model | CL | 645 |
| Year Released | 2003 | 2003 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3210 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 223 HP | 321 HP |
| Engine RPM | 5600 RPM | 6100 RPM |
| Torque | 294 Nm | 450 Nm |
| Torque RPM | 4700 RPM | 3600 RPM |
| Engine Bore Size | 89 mm | 92 mm |
| Engine Stroke Size | 86 mm | 82.7 mm |
| Engine Compression Ratio | 9.8:1 | 10.5:1 |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1580 kg | 1895 kg |
| Vehicle Length | 4890 mm | 4830 mm |
| Vehicle Width | 1800 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1380 mm |
| Wheelbase Size | 2730 mm | 2790 mm |
| Fuel Tank Capacity | 65 L | 70 L |
