Top Safety Pick

2010 Lexus RX

midsize luxury SUV / 4-door SUV

Crashworthiness

Rating overview
Evaluation criteria	Rating
Moderate overlap front: original test
Side: original test
Roof strength
Head restraints & seats

Key

G
Good
A
Acceptable
M
Marginal
P
Poor

Superior
Advanced
Basic

Some ratings use a scale of Poor to Good. Others range from Basic to Superior.

Moderate overlap front: original test

Rating applies to 2010-15 models

Tested vehicle: 2010 Lexus RX 350 4-door 4wd

The Lexus RX was redesigned for the 2010 model year. Moderate overlap frontal ratings are assigned by the Institute based on a test conducted by Toyota.

Evaluation criteria	Rating
Overall evaluation
Structure and safety cage
Driver injury measures
Head/neck
Chest
Leg/foot, left
Leg/foot, right
Driver restraints and dummy kinematics

Technical measurements for this test

Evaluation criteria	Measurement
Test ID	VTF0823
Footwell intrusion
Footrest (cm)	10
Left (cm)	8
Center (cm)	7
Right (cm)	6
Brake pedal (cm)	2
Instrument panel rearward movement
Left (cm)	0
Right (cm)	0
Steering column movement
Upward (cm)	-2
Rearward (cm)	-3
A-pillar rearward movement (cm)	0

Evaluation criteria	Measurement
Test ID	VTF0823
Head
HIC-15	207
Peak gs at hard contact	16
Neck
Tension (kN)	1.5
Extension bending moment (Nm)	16
Maximum Nij	0.33
Chest maximum compression (mm)	33
Legs
Femur force - left (kN)	1.0
Femur force - right (kN)	1.2
Knee displacement - left (mm)	1
Knee displacement - right (mm)	2
Maximum tibia index - left	0.57
Maximum tibia index - right	0.31
Tibia axial force - left (kN)	2.5
Tibia axial force - right (kN)	2.4
Foot acceleration (g)
Left	49
Right	61

About the original moderate overlap front test

Side: original test

Rating applies to 2010-12 models

Tested vehicle: 2010 Lexus RX 350 4-door 4wd with standard front and rear head curtain airbags and standard front and rear seat-mounted torso airbags

The Lexus RX was redesigned for the 2010 model year. Side ratings are assigned by the Institute based on a test conducted by Toyota.

Evaluation criteria	Rating
Overall evaluation
Structure and safety cage
Driver injury measures
Head/neck
Torso
Pelvis/leg
Driver head protection
Rear passenger injury measures
Head/neck
Torso
Pelvis/leg
Rear passenger head protection

Technical measurements for this test

Test ID	VTS0803
B-pillar to longitudinal centerline of driver's seat (cm)	-17.5
Negative numbers indicate the amount by which the crush stopped short of the seat centerline.

Evaluation criteria	Measurement
Test ID	VTS0803
Head HIC-15	148
Neck
Tension (kN)	1.0
Compression (kN)	0.1
Shoulder
Lateral deflection (mm)	38
Lateral force (kN)	1.7
Torso
Maximum deflection (mm)	37
Average deflection (mm)	28
Maximum deflection rate (m/s)	3.40
Maximum viscous criterion (m/s)	0.44
Pelvis
Iliac force (kN)	0.8
Acetabulum force (kN)	1.1
Combined force (kN)	1.9
Left femur
L-M force (kN)	0.5
L-M moment (Nm)	118
A-P moment (Nm)	57

Evaluation criteria	Measurement
Test ID	VTS0803
Head HIC-15	86
Neck
Tension (kN)	0.2
Compression (kN)	0.5
Shoulder
Lateral deflection (mm)	17
Lateral force (kN)	1.0
Torso
Maximum deflection (mm)	24
Average deflection (mm)	16
Maximum deflection rate (m/s)	3.10
Maximum viscous criterion (m/s)	0.25
Pelvis
Iliac force (kN)	1.2
Acetabulum force (kN)	2.0
Combined force (kN)	3.1
Left femur
L-M force (kN)	0.5
L-M moment (Nm)	87
A-P moment (Nm)	37

About the original side crash test

Roof strength

Rating applies to 2010-15 models

Tested vehicle: 2010 Lexus RX 350 4-door 4wd

Overall evaluation
Curb weight	4,367 lbs
Peak force	18,634 lbs
Strength-to-weight ratio	4.27

About the roof strength test

Head restraints & seats

Seat type: All seats AHR

Overall evaluation
Dynamic rating
Seat/head restraint geometry

Technical measurements for this test

Seat type	All seats AHR
Geometry
Backset (mm)	28
Distance below top of head (mm)	36
Seat design parameters
Pass/fail	Pass
Max T1 acceleration (g)	11.7
Head contact time (ms)	69
Force rating	1
Neck forces
Max neck shear force (N)	14
Max neck tension (N)	456

About the head restraint & seat test
Currently, IIHS tests apply only to front seats.