Acura RLX vs Lexus LS400
Both cars' complete complaint records, side by side.
Read the totals carefully. NHTSA publishes no sales figures, so the car that sold more collects more complaints regardless of quality. The rows worth weighing are the proportions — the share of complaints that involved harm, and which part dominates.
| Measure | Acura RLX | Lexus LS400 |
|---|---|---|
| Complaints on file | 175 | 424 |
| Model years covered | 2014–2020 | 1990–2001 |
| Worst model year | 2014 | 1993 |
| Best model year | 2015 | 2000 |
| Crashes reported | 6 | 58 |
| Fires reported | 1 | 8 |
| Injuries reported | 3 | 33 |
| Deaths reported | 0 | 0 |
| Most complained-about part | Steering | Electrical System |
| Share of complaints involving harm | 5.7% | 23.3% |
Acura RLX by year
What breaks
Steering
58
33.1%
Suspension
22
12.6%
Electrical System
14
8.0%
Engine & Cooling
13
7.4%
Stability & Traction Control
13
7.4%
Driver Assist & Collision Avoidance
12
6.9%
Wheels
7
4.0%
Other & Unspecified
7
4.0%
Lexus LS400 by year
What breaks
Electrical System
131
30.9%
Acceleration & Cruise Control
48
11.3%
Brakes
26
6.1%
Lights
26
6.1%
Seat Belts
25
5.9%
Airbags
20
4.7%
Tires
20
4.7%
Engine & Cooling
18
4.2%