IS | Detailed Specifications

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Pricing & Fees	IS 350 RWD	IS 250 RWD	IS 250 RWD Manual	IS 250 AWD
Base MSRP	$37,595 [1]	$33,315 [1]	$32,145 [1]	$35,775 [1]
Delivery, Processing & Handling Fee	$875 [2]	$875 [2]	$875 [2]	$875 [2]
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Engine	IS 350 RWD	IS 250 RWD	IS 250 RWD Manual	IS 250 AWD
Type	60^o V6, aluminum block and heads	60^o V6, aluminum block and heads	60^o V6, aluminum block and heads	60^o V6, aluminum block and heads
Displacement	3.5 liters (210 cubic inches)	2.5 liters (152 cubic inches)	2.5 liters (152 cubic inches)	2.5 liters (152 cubic inches)
Valvetrain	Four cam, four valves per cylinder, with dual Variable Valve Timing with intelligence	Four cam, four valves per cylinder, with dual Variable Valve Timing with intelligence	Four cam, four valves per cylinder, with dual Variable Valve Timing with intelligence	Four cam, four valves per cylinder, with dual Variable Valve Timing with intelligence
Compression Ratio	11.8:1	12.0:1	12.0:1	12.0:1
Horsepower at RPM	306 @ 6,400 [3]	204 @ 6,400 [3]	204 @ 6,400 [3]	204 @ 6,400 [3]
Torque at RPM	277 lb-ft @ 4,800 [3]	185 lb-ft @ 4,800 [3]	185 lb-ft @ 4,800 [3]	185 lb-ft @ 4,800 [3]
Emission Rating	Certified Ultra-Low Emission Vehicle (ULEV II)	Certified Ultra-Low Emission Vehicle (ULEV II)	Certified Ultra-Low Emission Vehicle (ULEV II)	Certified Ultra-Low Emission Vehicle (ULEV II)

Performance	IS 350 RWD	IS 250 RWD	IS 250 RWD Manual	IS 250 AWD
0-60 MPH Acceleration	5.6 seconds [3] [4]	7.9 seconds [3] [4]	7.9 seconds [3] [4]	8.3 seconds [3] [4]
1/4 Mile Acceleration	14.0 seconds [3] [4]	16.1 seconds [3] [4]	16.2 seconds [3] [4]	16.4 seconds [3] [4]
Top Track Speed (electronically limited)	143 mph [3] [4]	140 mph [3] [4]	143 mph [3] [4]	131 mph [3] [4]
EPA Fuel Economy Ratings (city/highway/combined)	18/25/20 mpg [5]	21/29/24 mpg [5]	18/26/21 mpg [5]	20/26/22 mpg [5]
Aerodynamic Drag Coefficient	0.28	0.28	0.28	0.28
Turning Circle	33.5 ft	33.5 ft	33.5 ft	35.5 ft

Drivetrain	IS 350 RWD	IS 250 RWD	IS 250 RWD Manual	IS 250 AWD
Transmission	Six-speed paddle-shift sequential automatic Electronically Controlled Transmission with intelligence (ECT-i)	Six-speed paddle-shift sequential automatic Electronically Controlled Transmission with intelligence (ECT-i)	Six-speed manual transmission	Six-speed paddle-shift sequential automatic Electronically Controlled Transmission with intelligence (ECT-i)
Drive Wheels	Rear-wheel drive	Rear-wheel drive	Rear-wheel drive	Full-time all-wheel drive
Final Drive Ratio	4.083:1	3.909:1	3.727:1	4.100:1

Chassis	IS 350 RWD	IS 250 RWD	IS 250 RWD Manual	IS 250 AWD
Suspension (front)	Front: Independent, double-wishbone with coil springs, monotube gas-pressurized shock absorbers and hollow stabilizer bar	Front: Independent, double-wishbone with coil springs, monotube gas-pressurized shock absorbers and hollow stabilizer bar	Front: Independent, double-wishbone with coil springs, monotube gas-pressurized shock absorbers and hollow stabilizer bar	Front: Independent, double-wishbone with coil springs, monotube gas-pressurized shock absorbers and hollow stabilizer bar
Suspension (rear)	Rear: Independent, multi-link with coil springs, inverted monotube gas-pressurized shock absorbers and stabilizer bar	Rear: Independent, multi-link with coil springs, inverted monotube gas-pressurized shock absorbers and stabilizer bar	Rear: Independent, multi-link with coil springs, inverted monotube gas-pressurized shock absorbers and stabilizer bar	Rear: Independent, multi-link with coil springs, inverted monotube gas-pressurized shock absorbers and stabilizer bar
Steering	Electronic Power Steering (EPS) system. 2.9 turns lock to lock	Electronic Power Steering (EPS) system. 2.9 turns lock to lock	Electronic Power Steering (EPS) system. 2.9 turns lock to lock	Electronic Power Steering (EPS) system. 2.9 turns lock to lock
Brakes	Four-wheel power-assisted discs, four-sensor, four-channel Anti-lock Braking System (ABS), Electronic Brakeforce Distribution (EBD), Brake Assist [6] and four-piston front calipers.	Four-wheel power-assisted discs, four-sensor, four-channel Anti-lock Braking System (ABS), Electronic Brakeforce Distribution (EBD), Brake Assist [6] and two-piston front calipers.	Four-wheel power-assisted discs, four-sensor, four-channel Anti-lock Braking System (ABS), Electronic Brakeforce Distribution (EBD), Brake Assist [6] and two-piston front calipers.	Four-wheel power-assisted discs, four-sensor, four-channel Anti-lock Braking System (ABS), Electronic Brakeforce Distribution (EBD), Brake Assist [6] and two-piston front calipers.
Brake Size	13.1-in front, 12.2-in rear ventilated discs	11.6-in ventilated front, 11.4-in solid rear discs	11.6-in ventilated front, 11.4-in solid rear discs	11.6-in ventilated front, 11.4-in solid rear discs
Wheels and Tires	17 x 8.0-in 10-spoke alloy wheels with 225/45VR17 all-season tires front, 245/45VR17 all-season tires rear [7]	17 x 8.0-in 10-spoke alloy wheels with 225/45VR17 all-season tires front, 245/45VR17 all-season tires rear [7]	17 x 8.0-in 10-spoke alloy wheels with 225/45VR17 all-season tires front, 245/45VR17 all-season tires rear [7]	17 x 8.0-in 10-spoke alloy wheels with 225/45VR17 all-season tires [7]

Body / Dimensions	IS 350 RWD	IS 250 RWD	IS 250 RWD Manual	IS 250 AWD
Type	Five-passenger luxury sport sedan	Five-passenger luxury sport sedan	Five-passenger luxury sport sedan	Five-passenger luxury sport sedan
Construction	Welded-steel unibody	Welded-steel unibody	Welded-steel unibody	Welded-steel unibody
Overall Length	180.3 in (4,580 mm)	180.3 in (4,580 mm)	180.3 in (4,580 mm)	180.3 in (4,580 mm)
Width	70.9 in (1,801 mm)	70.9 in (1,801 mm)	70.9 in (1,801 mm)	70.9 in (1,801 mm)
Height	56.1 in (1,425 mm)	56.1 in (1,425 mm)	56.1 in (1,425 mm)	56.7 in (1,440 mm)
Wheelbase	107.5 in (2,731 mm)	107.5 in (2,731 mm)	107.5 in (2,731 mm)	107.5 in (2,731 mm)
Trunk Capacity	13.0 cu ft (368 L)	13.0 cu ft (368 L)	13.0 cu ft (368 L)	13.0 cu ft (368 L)
Curb Weight	3,527 lb (1,600 kg)	3,435 lb (1,600 kg)	3,455 lb (1,567 kg)	3,651 lb (1,656 kg)
Fuel-Tank Capacity	17.1 gal (65 L)	17.1 gal (65 L)	17.1 gal (65 L)	17.1 gal (65 L)
Headroom	37.2/36.7 in (945/932 mm) (front/rear)	37.2/36.7 in (945/932 mm) (front/rear)	37.2/36.7 in (945/932 mm) (front/rear)	37.2/36.7 in (945/932 mm) (front/rear)
Legroom	43.9/30.6 in (1,115/777 mm) (front/rear)	43.9/30.6 in (1,115/777 mm) (front/rear)	43.9/30.6 in (1,115/777 mm) (front/rear)	43.9/30.6 in (1,115/777 mm) (front/rear)
Shoulder Room	54.4/52.7 in (1,382/1,339 mm) (front/rear)	54.4/52.7 in (1,382/1,339 mm) (front/rear)	54.4/52.7 in (1,382/1,339 mm) (front/rear)	54.4/52.7 in (1,382/1,339 mm) (front/rear)
Hip Room	54.1/53.7 in (1,374/1,364 mm) (front/rear)	54.1/53.7 in (1,374/1,364 mm) (front/rear)	54.1/53.7 in (1,374/1,364 mm) (front/rear)	54.1/53.7 in (1,374/1,364 mm) (front/rear)