AVOIR

2017 Mercedes-Benz S550

Ownership intelligence · Large Cars · Premium Gasoline
54
Poor
Avoid
AVOIR Score out of 100
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Category Scores

Reliability 59
Longevity 62
Maintenance 38
Depreciation 51
Performance 77
Efficiency 37

Reliability & Ownership FAQ

Is the 2017 Mercedes-Benz S550 reliable?

AVOIR rates the 2017 Mercedes-Benz S550's reliability 59/100 — average — from NHTSA recall counts, complaint density, and multi-year defect trends. Its overall AVOIR ownership score is 54/100 (Poor).

How long will a 2017 Mercedes-Benz S550 last?

AVOIR scores the 2017 Mercedes-Benz S550's longevity 62/100 (average), estimated from high-mileage survival data and resale-panel evidence of how far these vehicles actually run.

What does it cost to own a 2017 Mercedes-Benz S550?

AVOIR scores the 2017 Mercedes-Benz S550 on maintenance 38/100 and depreciation 51/100 — higher is better (lower real cost) — plus fuel, insurance and resale in the full breakdown above.

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See all 2017 Mercedes-Benz S-Class trims & reliability scores.

AVOIR scores every vehicle across 7 ownership factors using EPA fuel-economy data, NHTSA safety & complaints, IIHS ratings, and a proprietary used-market resale panel.