Specification category:
Specification:
| IS250 | IS350 | IS350 F Sport | |
| Piston Displacement | 2.5-liter | 3.5-liter | 3.5-liter |
| Cylinders | V6 Four Cam 24-valve | V6 Four Cam 24-valve | V6 Four Cam 24-valve |
| Horsepower at RPM | 204HP/6400rpm | 312HP/6400rpm | 312HP/6400rpm |
| Transmission | 6-Speed Sequential Electronically Controlled Transmission with Paddle Shifters | 8-Speed SPDS (Sport Direct Shift) Transmission with Gravity Artificial Intelligence Shift Technology | 8-Speed SPDS (Sport Direct Shift) Transmission with Gravity Artificial Intelligence Shift Technology |
| Brakes | Front: 296mm ventilated discs Rear: 291mm discs | Front: 334mm ventilated discs Rear: 310mm discs | Front: 334mm ventilated discs Rear: 310mm discs |
| Tires | Front: 205/55R16, Rear: 205/55R16 | Front: 225/45R17, 225/40R18 Rear: 225/45R17, 255/35R18 | Front: 225/40R18 Rear: 255/35R18 |