1991 BMW 730 vs. 2004 Lexus IS
To start off, 2004 Lexus IS is newer by 13 year(s). Which means there will be less support and parts availability for 1991 BMW 730. In addition, the cost of maintenance, including insurance, on 1991 BMW 730 would be higher. At 2,986 cc (6 cylinders), 1991 BMW 730 is equipped with a bigger engine. In terms of performance, 1991 BMW 730 (185 HP @ 5800 RPM) has 32 more horse power than 2004 Lexus IS. (153 HP @ 6200 RPM). In normal driving conditions, 1991 BMW 730 should accelerate faster than 2004 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 1991 BMW 730 weights approximately 200 kg more than 2004 Lexus IS. 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, 1991 BMW 730 (260 Nm @ 4000 RPM) has 65 more torque (in Nm) than 2004 Lexus IS. (195 Nm @ 4600 RPM). This means 1991 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2004 Lexus IS.
Compare all specifications:
| 1991 BMW 730 | 2004 Lexus IS | |
| Make | BMW | Lexus |
| Model | 730 | IS |
| Year Released | 1991 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 1988 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 185 HP | 153 HP |
| Engine RPM | 5800 RPM | 6200 RPM |
| Torque | 260 Nm | 195 Nm |
| Torque RPM | 4000 RPM | 4600 RPM |
| Engine Bore Size | 89 mm | 75 mm |
| Engine Stroke Size | 80 mm | 75 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1600 kg | 1400 kg |
| Vehicle Length | 4920 mm | 4410 mm |
| Vehicle Width | 1850 mm | 1730 mm |
| Vehicle Height | 1420 mm | 1430 mm |
| Wheelbase Size | 2840 mm | 2680 mm |
| Fuel Tank Capacity | 90 L | 70 L |
