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

2024 Mercedes-Benz S-Class Reliability ReportC+ grade · moderate risk · system-by-system breakdown

78/ 100

KeepScore

MODERATE RISK

Grade: C+

A pinnacle of luxury and tech, but its complexity demands a significant long-term financial commitment and tolerance for potential electronic gremlins.

Full system breakdown + what I would do

Quick Facts · 2024 Mercedes-Benz S-Class

  • The system most likely to surface first: mbux infotainment & digital systems (moderate severity).
  • No active NHTSA safety recalls on record — a clean recall slate for the 2024 model year.
  • Scores 10 points below the strongest nearby year — the 2025 Mercedes-Benz S-Class earns a 88.

Is the 2024 Mercedes-Benz S-Class Worth Buying?

The 2024 Mercedes-Benz S-Class offers unparalleled luxury and cutting-edge technology, making it an undeniable statement on the road. However, its immense complexity inherently introduces potential long-term electrical and software vulnerabilities, placing it in a moderate risk category for owners seeking absolute peace of mind beyond the initial warranty period. Expect high maintenance costs and sophisticated systems that require expert attention.

While the 2024 S-Class is a marvel of engineering and luxury, its immense technological complexity dictates that it's a vehicle for owners who understand and are prepared for significant long-term financial commitment. If you can afford extended warranty coverage and specialist maintenance, it's a sublime experience…

Best Model Years

2023-2024 (as initial W223 generation software bugs are addressed and production kinks ironed out)

Years to Avoid

Early production 2021-2022 W223 models (more likely to have initial software/hardware issues typical of a new platform launch)

Biggest Strengths

  • Exceptional build quality and material integrity
  • Robust powertrain components (engine/transmission)
  • Advanced safety and driver-assist systems

What Tends to Fail First on the 2024 Mercedes-Benz S-Class

The systems that tend to fail first on the 2024 Mercedes-Benz S-Class, with the typical mileage window when each becomes a concern. Detailed repair-cost ranges and exact what-to-check inspection notes are in the full report.

1
MBUX Infotainment & Digital Systemsmoderate~15,000-45,000 mi

With over 50 ECUs, the MBUX system, digital instrument cluster, and various driver-assist modules can experience software bugs, freezing, or intermittent sensor malfunctions. This often requires dealer-specific diagnostic tools and softw…

2
AIRMATIC Air Suspensionmajor~40,000-75,000 mi

While providing a sublime ride, the complex AIRMATIC system, including its air springs, struts, and level sensors, is a known area of potential failure in long-term Mercedes ownership. Sensors can fail, leading to uneven ride height or w…

3
Advanced Driver Assistance Systems (ADAS)moderate~20,000-60,000 mi

The extensive suite of ADAS sensors, cameras, and radar units (e.g., Distronic, Lane Keep Assist) are highly sophisticated and sensitive. Calibration issues, sensor failures, or even minor impacts can lead to costly repairs and recalibra…

Full repair-cost ranges, fix-before-you-buy notes, and inspection checklists are in the report.

2024 Mercedes-Benz S-Class Mileage Danger Zones

The mileage windows when the 2024 Mercedes-Benz S-Class most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.

30,000

Low Risk Zone

Within the factory warranty period, major issues are rare. Any initial software kinks or minor manufacturing defects should be resolved under warranty at this stage.

60,000

Maintenance Zone

Approaching the end of the standard warranty, this mileage often brings the need for more significant preventative maintenance. Some early signs of wear on complex systems like ADAS sensors or air suspension components might emerge.

90,000

Elevated Risk Zone

Beyond typical warranty coverage, the S-Class's sophisticated systems become more vulnerable to wear and tear. Air suspension components, larger electrical modules, and powertrain ancillaries may require attention, leading to significant…

120,000+

High Risk Zone

This mileage signifies the potential for multiple concurrent system failures. Owners must be prepared for substantial and frequent repair costs, as many original components approach their end-of-life. Maintaining such a complex vehicle b…

2024 Mercedes-Benz S-Class Ownership Cost Outlook

What it typically costs to keep the 2024 Mercedes-Benz S-Class on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.

Annual Maintenance

$1,200-2,500

Moderate Repairs

$1,500-4,000 occasionally

How Long Does the 2024 Mercedes-Benz S-Class Last?

For a 2024 S-Class, purchase and drive it for no more than 60,000 miles unless you have an iron-clad extended warranty or a substantial repair budget.

What 2024 Mercedes-Benz S-Class Owners Actually Say

What Owners Love

  • Unmatched ride comfort and cabin isolation, truly a 'land yacht' experience.
  • Stunning interior design, opulent materials, and exquisite craftsmanship.
  • Cutting-edge technology and advanced MBUX system provide a futuristic driving experience.
  • Powerful and refined engine options, with smooth and responsive powertrains.

Common Frustrations

  • High purchase price and exceptionally steep depreciation compared to rivals.
  • Complex MBUX system can be overwhelming, prone to occasional glitches or lag.
  • Very high cost of routine maintenance and specialty repairs, often dealer-only.
  • Fuel economy is not a strong suit, especially with the V8 models.

Who Should Buy the 2024 Mercedes-Benz S-Class?

Best For

  • Executives and professionals seeking a prestigious, comfortable daily driver
  • Luxury enthusiasts prioritizing technology and status over low long-term costs
  • Drivers who lease new vehicles and don't keep them beyond warranty

Not Ideal For

  • Budget-conscious buyers looking for low cost of ownership
  • DIY mechanics or those relying on independent repair shops for complex issues

How the 2024 Mercedes-Benz S-Class Compares to Rivals

The S-Class sets the bar for luxury and technology, but this comes at the cost of long-term mechanical simplicity and affordable repairs when compared to less complex rivals or brands prioritizing reliability above all else.

More Reliable Than

  • BMW 7 Series (older generations had more significant electronic issues)
  • Audi A8 (current generation generally comparable, but S-Class arguably more robust in base powertrain)
  • Lexus LS (S-Class offers more advanced tech, but LS typically has higher long-term mechanical reliability)

Comparable To

  • BMW 7 Series (G70 generation, similar tech complexity and potential for electronic quirks)

2024 Mercedes-Benz S-Class Recall History

No active NHTSA safety recalls on file for the 2024 Mercedes-Benz S-Class. Always verify with your VIN atnhtsa.gov.

What breaks on the 2024 Mercedes-Benz S-Class?

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

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Other Mercedes-Benz S-Class Years to Consider

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

2024 Mercedes-Benz S-Class Alternatives

Similar class, similar year range — ranked by KeepScore.

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Frequently Asked Questions

Full Report

2024 Mercedes-Benz S-Class

7-system breakdown, mileage danger zones, repair cost projections, buyer checklist, and expert verdict.

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