2003 Alpina B3 vs. 2007 Lexus RX
To start off, 2007 Lexus RX is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Alpina B3. In addition, the cost of maintenance, including insurance, on 2003 Alpina B3 would be higher. At 3,456 cc (6 cylinders), 2007 Lexus RX is equipped with a bigger engine. In terms of performance, 2003 Alpina B3 (302 HP @ 6300 RPM) has 30 more horse power than 2007 Lexus RX. (272 HP @ 6200 RPM). In normal driving conditions, 2003 Alpina B3 should accelerate faster than 2007 Lexus RX. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lexus RX weights approximately 430 kg more than 2003 Alpina B3.
Because 2007 Lexus RX is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alpina B3. In wet, icy, snow, or gravel driving conditions, 2007 Lexus RX will offer significantly more control. 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 Alpina B3 (362 Nm @ 4800 RPM) has 20 more torque (in Nm) than 2007 Lexus RX. (342 Nm @ 4700 RPM). This means 2003 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Lexus RX.
Compare all specifications:
| 2003 Alpina B3 | 2007 Lexus RX | |
| Make | Alpina | Lexus |
| Model | B3 | RX |
| Year Released | 2003 | 2007 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 3456 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 302 HP | 272 HP |
| Engine RPM | 6300 RPM | 6200 RPM |
| Torque | 362 Nm | 342 Nm |
| Torque RPM | 4800 RPM | 4700 RPM |
| Engine Compression Ratio | 9.0:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1480 kg | 1910 kg |
| Vehicle Length | 4490 mm | 4580 mm |
| Vehicle Width | 1760 mm | 1850 mm |
| Vehicle Height | 1360 mm | 1680 mm |
| Wheelbase Size | 2730 mm | 2730 mm |
| Fuel Tank Capacity | 88 L | 75 L |
