2021 Mercedes-Benz CLS-Class Report
Known issues, recalls, running costs, and what to check before you buy.

Overall Score
Key Takeaways
- Exceptional initial reliability with zero NHTSA recalls or complaints.
- Focus pre-purchase inspections on overall condition and service records, not specific known defects.
- The CLS-Class offers a refined driving experience and upscale interior.
- While safety ratings are not provided, the absence of recalls suggests a strong safety foundation.
2021 Mercedes-Benz CLS-Class
Critical Failure Risk
Exceptional initial reliability with zero NHTSA recalls or complaints.
Early detection can reduce the odds of major repair bills.
Safety & Bulletins
Owner Complaints
No primary complaint themes found.
Performance & Efficiency
Reliability
Practicality
Who This Car Is For
Best for
Buyers seeking a stylish and luxurious sedan with a strong reliability record.
+2 more buyer-fit notes in the full report
Avoid if
Budget-conscious buyers who may find maintenance and repair costs higher than average luxury brands.
+1 more buyer-fit warnings in the full report
2021 Mercedes-Benz CLS-Class Reliability Analysis
Explore comprehensive reliability data including official safety recalls, consumer complaints, and common mechanical failures for the 2021 Mercedes-Benz CLS-Class.
Limited reliability records are available for this model year.
Vehicle Specs
- Seating Capacity
- 5
- Transmission
- Automatic
- Body Style
- Sedan
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See the full 2021 Mercedes-Benz CLS-Class buyer report before you decide
Most Common Issues
No complaint hotspot data available yet.
See all common issues in the maintenance guideFirst Service Interval
- Synthetic Oil Change and Filter Replacement (Parts: 5W-40 Synthetic Oil, OEM Oil Filter) - Tire Rotation and Pressure Check - Inspect Brake System - Inspect Wiper Blades and Fluid Level
Est. shop cost: $150 - $300
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FAQ
Is the 2021 Mercedes-Benz CLS-Class reliable?
The CarFocal Reliability Score for the 2021 Mercedes-Benz CLS-Class is 9.0/10. Reliability score is 9.0/10. NHTSA recalls: 0. Owner complaints: 0.
How practical is the 2021 Mercedes-Benz CLS-Class for daily use?
Practicality score is 5.0/10. Seating capacity is 5.
What is the overall score for the 2021 Mercedes-Benz CLS-Class?
The CarFocal Overall Score for the 2021 Mercedes-Benz CLS-Class is 6.9/10. Overall score is 6.9/10 (Good). Confidence 41%. Maintenance 9.7/10. Practicality 5.0/10.
What does it cost to own and maintain a 2021 Mercedes-Benz CLS-Class?
Based on Carfocal's data, First listed service: - Synthetic Oil Change and Filter Replacement (Parts: 5W-40 Synthetic Oil, OEM Oil Filter) - Tire Rotation and Pressure Check - Inspect Brake System - Inspect Wiper Blades and Fluid Level at 10,000 miles. Estimated first-year maintenance: $300 - $600.
What transmission does the 2021 Mercedes-Benz CLS-Class use?
According to CarFocal's specs for the 2021 Mercedes-Benz CLS-Class, transmission is Automatic.
What driver assistance and safety features are available on the 2021 Mercedes-Benz CLS-Class?
8 standard and 3 optional driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.
How many people fit in a 2021 Mercedes-Benz CLS-Class?
According to CarFocal's specs for the 2021 Mercedes-Benz CLS-Class, seating capacity is 5.
What body style is the 2021 Mercedes-Benz CLS-Class?
According to CarFocal's specs for the 2021 Mercedes-Benz CLS-Class, body style is sedan.