2007 Daihatsu Copen vs. 2009 Lexus IS
To start off, 2009 Lexus IS is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Daihatsu Copen. In addition, the cost of maintenance, including insurance, on 2007 Daihatsu Copen would be higher. At 2,499 cc (6 cylinders), 2009 Lexus IS is equipped with a bigger engine. In terms of performance, 2009 Lexus IS (204 HP @ 6400 RPM) has 118 more horse power than 2007 Daihatsu Copen. (86 HP @ 6000 RPM) In normal driving conditions, 2009 Lexus IS should accelerate faster than 2007 Daihatsu Copen. With that said, vehicle weight also plays an important factor in acceleration. 2009 Lexus IS weights approximately 915 kg more than 2007 Daihatsu Copen. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear 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, 2009 Lexus IS (251 Nm @ 4800 RPM) has 131 more torque (in Nm) than 2007 Daihatsu Copen. (120 Nm @ 4400 RPM). This means 2009 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 2007 Daihatsu Copen. 2009 Lexus IS has automatic transmission and 2007 Daihatsu Copen has manual transmission. 2007 Daihatsu Copen will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Lexus IS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Daihatsu Copen | 2009 Lexus IS | |
| Make | Daihatsu | Lexus |
| Model | Copen | IS |
| Year Released | 2007 | 2009 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 2499 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 86 HP | 204 HP |
| Engine RPM | 6000 RPM | 6400 RPM |
| Torque | 120 Nm | 251 Nm |
| Torque RPM | 4400 RPM | 4800 RPM |
| Engine Bore Size | 72 mm | 83 mm |
| Engine Stroke Size | 79.7 mm | 77 mm |
| Engine Compression Ratio | 10.0:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 850 kg | 1765 kg |
| Vehicle Length | 3400 mm | 4590 mm |
| Vehicle Width | 1480 mm | 1810 mm |
| Vehicle Height | 1250 mm | 1450 mm |
| Wheelbase Size | 2230 mm | 2740 mm |
| Fuel Consumption Overall | 7.7 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 40 L | 65 L |
