1999 Lexus IS vs. 2013 Infiniti M
To start off, 2013 Infiniti M is newer by 14 year(s). Which means there will be less support and parts availability for 1999 Lexus IS. In addition, the cost of maintenance, including insurance, on 1999 Lexus IS would be higher. At 3,696 cc (4 cylinders), 2013 Infiniti M is equipped with a bigger engine. In terms of performance, 2013 Infiniti M (325 HP @ 7000 RPM) has 172 more horse power than 1999 Lexus IS. (153 HP @ 6200 RPM) In normal driving conditions, 2013 Infiniti M should accelerate faster than 1999 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2013 Infiniti M weights approximately 415 kg more than 1999 Lexus IS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Infiniti M is all wheel drive (AWD), it will have significant more traction and grip than 1999 Lexus IS. In wet, icy, snow, or gravel driving conditions, 2013 Infiniti M 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, 2013 Infiniti M (366 Nm @ 5200 RPM) has 171 more torque (in Nm) than 1999 Lexus IS. (195 Nm @ 4600 RPM). This means 2013 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 1999 Lexus IS.
Compare all specifications:
| 1999 Lexus IS | 2013 Infiniti M | |
| Make | Lexus | Infiniti |
| Model | IS | M |
| Year Released | 1999 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1988 cc | 3696 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 153 HP | 325 HP |
| Engine RPM | 6200 RPM | 7000 RPM |
| Torque | 195 Nm | 366 Nm |
| Torque RPM | 4600 RPM | 5200 RPM |
| Engine Bore Size | 75 mm | 95 mm |
| Engine Stroke Size | 75 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | CVT |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1400 kg | 1815 kg |
| Vehicle Length | 4410 mm | 4945 mm |
| Vehicle Width | 1730 mm | 1845 mm |
| Vehicle Height | 1430 mm | 1515 mm |
| Wheelbase Size | 2680 mm | 2900 mm |
