Is the 2025 Mercedes-Benz Sl-Class reliable?

The 2025 Mercedes-Benz Sl-Class scores 78/100 (C+) on OwnerKeep's reliability index, which places it in the moderate risk category. See the full report for the specific strengths and failure points.

What are the common problems with the 2025 Mercedes-Benz Sl-Class?

See the Common Issues section above for the top failure areas reported by real owners, with typical mileage ranges where problems start showing up.

How much does it cost to maintain a 2025 Mercedes-Benz Sl-Class?

Expected maintenance costs depend heavily on age, mileage and how well the vehicle was kept up. Run the full report for a year-by-year cost outlook.

What should I check before buying a 2025 Mercedes-Benz Sl-Class?

Focus on the top risk areas flagged in this report, review service history, and verify the vehicle is not inside one of the mileage danger zones listed above.

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Reliability AnalysisBased on known issue patterns, repair cost data, and ownership trends · How we score

2025 Mercedes-Benz Sl-Class Reliability ReportCommon Problems, Repair Costs & Expert Verdict

78/ 100

KeepScore

MODERATE RISK

Grade: C+

A stunning luxury convertible, but its cutting-edge complexity means owners should brace for potential early-life electronic quirks and substantial long-term maintenance costs.

Full system breakdown + what I would do

Quick Facts · 2025 Mercedes-Benz Sl-Class

No active NHTSA safety recalls on record — a clean recall slate for the 2025 model year.
Scores 10 points below the strongest nearby year — the 2023 Mercedes-Benz Sl-Class earns a 88.
The system most likely to surface first: advanced electronics & software (moderate severity).

Should You Buy the 2025 Mercedes-Benz Sl-Class?

The 2025 Mercedes-Benz SL-Class is an undeniably alluring luxury convertible, representing the pinnacle of German engineering and sophistication. While expected to deliver a premium experience, early adopters should prepare for the typical complexities and potential initial software glitches inherent in a brand-new, highly advanced luxury vehicle, making it a purchase that requires careful consideration of ongoing costs and commitment to dealer service.

Biggest Strengths

Exceptional build quality and materials
Advanced safety and driver-assistance features
Robust powertrain platforms (M256/M177 families)

Top Risk Areas

The systems that break first on the 2025 Mercedes-Benz Sl-Class. Mileage windows, repair costs, and fix-before-you-buy notes are in the full report.

Advanced Electronics & Softwaremoderate

Mild-Hybrid (EQ Boost) Systemmajor

Retractable Soft Top Mechanismmoderate

Typical mileage, cost ranges, and the exact what-to-check list are in the full report.

NHTSA Recalls

No active NHTSA safety recalls on file for the 2025 Mercedes-Benz Sl-Class. Always verify with your VIN atnhtsa.gov.

What breaks on the 2025 Mercedes-Benz Sl-Class?

Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.

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Mercedes-Benz Sl-Class by Year

Compare KeepScores across nearby years of the Mercedes-Benz Sl-Class. Click any year for its full report.

All Mercedes-Benz Sl-Class years ranked →Mercedes-Benz Sl-Class years to avoid →Mercedes-Benz Sl-Class common problems →

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Frequently Asked Questions

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