2012 Lexus RX

midsize luxury SUV / 4-door SUV

2012 Lexus RX 4-door SUV
2010 Lexus RX shown

Crashworthiness

Rating overview
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.

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

Measures of occupant compartment intrusion on driver side

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

Driver injury measures

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.

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

Measures of occupant compartment intrusion on driver side

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.

Driver injury measures

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

Passenger injury measures

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.