2009 Acura TSX vs. 2003 BMW 645
To start off, 2009 Acura TSX is newer by 6 year(s). Which means there will be less support and parts availability for 2003 BMW 645. In addition, the cost of maintenance, including insurance, on 2003 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2003 BMW 645 is equipped with a bigger engine. In terms of performance, 2003 BMW 645 (310 HP @ 6000 RPM) has 112 more horse power than 2009 Acura TSX. (198 HP @ 4400 RPM) In normal driving conditions, 2003 BMW 645 should accelerate faster than 2009 Acura TSX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Acura TSX weights approximately 154 kg more than 2003 BMW 645.
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, 2009 Acura TSX, 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 280 more torque (in Nm) than 2009 Acura TSX. (170 Nm @ 4300 RPM). This means 2003 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2009 Acura TSX.
Compare all specifications:
| 2009 Acura TSX | 2003 BMW 645 | |
| Make | Acura | BMW |
| Model | TSX | 645 |
| Year Released | 2009 | 2003 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1999 cc | 4398 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 198 HP | 310 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 170 Nm | 450 Nm |
| Torque RPM | 4300 RPM | 3600 RPM |
| Engine Bore Size | 86 mm | 92 mm |
| Engine Stroke Size | 86.1 mm | 82.7 mm |
| Engine Compression Ratio | 11.0:1 | 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 | 1852 kg | 1698 kg |
| Vehicle Length | 4730 mm | 4830 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1450 mm | 1380 mm |
| Wheelbase Size | 2710 mm | 2790 mm |
| Fuel Consumption Highway | 8.6 L/100km | 8 L/100km |
| Fuel Consumption City | 11.9 L/100km | 16.1 L/100km |
| Fuel Consumption Overall | 10.4 L/100km | 10.9 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
