Grand Design Momentum vs Mercedes Benz C230
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 | Grand Design Momentum | Mercedes Benz C230 |
|---|---|---|
| Complaints on file | 361 | 883 |
| Model years covered | 2015–2025 | 1997–2007 |
| Worst model year | 2021 | 2007 |
| Best model year | 2018 | 1998 |
| Crashes reported | 1 | 53 |
| Fires reported | 2 | 29 |
| Injuries reported | 0 | 41 |
| Deaths reported | 0 | 0 |
| Most complained-about part | Body & Structure | Engine & Cooling |
| Share of complaints involving harm | 0.8% | 13.9% |
Grand Design Momentum by year
What breaks
Body & Structure
138
38.2%
Other & Unspecified
87
24.1%
Suspension
53
14.7%
Doors, Latches & Locks
23
6.4%
Brakes
21
5.8%
Equipment & Accessories
13
3.6%
Electrical System
12
3.3%
Wheels
7
1.9%
Mercedes Benz C230 by year
What breaks
Engine & Cooling
164
18.6%
Airbags
144
16.3%
Transmission & Drivetrain
119
13.5%
Fuel & Propulsion
101
11.4%
Electrical System
83
9.4%
Windows, Mirrors & Wipers
37
4.2%
Brakes
31
3.5%
Acceleration & Cruise Control
31
3.5%