Mercedes Benz GLS 450 4MATIC vs Infiniti QX80
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 | Mercedes Benz GLS 450 4MATIC | Infiniti QX80 |
|---|---|---|
| Complaints on file | 79 | 195 |
| Model years covered | 2022–2025 | 2014–2027 |
| Worst model year | 2022 | 2017 |
| Best model year | 2023 | 2020 |
| Crashes reported | 18 | 6 |
| Fires reported | 1 | 0 |
| Injuries reported | 4 | 5 |
| Deaths reported | 0 | 0 |
| Most complained-about part | Driver Assist & Collision Avoidance | Fuel & Propulsion |
| Share of complaints involving harm | 29.1% | 5.6% |
Mercedes Benz GLS 450 4MATIC by year
What breaks
Driver Assist & Collision Avoidance
17
21.5%
Other & Unspecified
11
13.9%
Electrical System
10
12.7%
Engine & Cooling
9
11.4%
Brakes
8
10.1%
Transmission & Drivetrain
4
5.1%
Wheels
4
5.1%
Acceleration & Cruise Control
3
3.8%
Infiniti QX80 by year
What breaks
Fuel & Propulsion
28
14.4%
Electrical System
27
13.8%
Other & Unspecified
25
12.8%
Driver Assist & Collision Avoidance
23
11.8%
Engine & Cooling
20
10.3%
Airbags
17
8.7%
Brakes
14
7.2%
Acceleration & Cruise Control
9
4.6%