Mercedes-Benz Gle 450 vs Lexus Rx
Head-to-head reliability comparison from 1,311real NHTSA consumer complaints. Year-by-year breakdown, shared problems, crash & fire rates.
Which is more reliable, Mercedes-Benz Gle 450 or Lexus Rx?
Verdict from 1,311 NHTSA complaints
Mercedes-Benz Gle 450 wins this comparison overall. Mercedes-Benz Gle 450 comes out ahead on 2 of 4 reliability metrics — including a 122% lower complaint rate. The Lexus Rx edges ahead on overall severity score.
Head-to-Head Metrics
Lower is better on every metric. Bar length = relative magnitude. ✓ = winner.
Mercedes-Benz Gle 450 wins by 122%
Mercedes-Benz Gle 450 wins by 240%
Within 5% — statistical tie
Lexus Rx wins by 1778%
Complaint Volume — Year by Year
Sales-volume data not available for both models — showing raw complaint counts. Higher-volume models will appear higher even when reliability is comparable.
Most Reported Problems
Top component complaints for each model. Identical bar lengths = both have the same recurring issue.
Year-by-Year Head-to-Head
Lower is better. Click either model column to see that year's full breakdown.
Frequently Asked Questions
Mercedes-Benz Gle 450 vs Lexus Rx — the most common buyer questions, answered from NHTSA data.
Which is more reliable, the Mercedes-Benz Gle 450 or the Lexus Rx?
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Mercedes-Benz Gle 450 wins this comparison overall. Mercedes-Benz Gle 450 comes out ahead on 2 of 4 reliability metrics — including a 122% lower complaint rate. The Lexus Rx edges ahead on overall severity score. Source: NHTSA Office of Defects Investigation via VinItel.
Should I buy a Mercedes-Benz Gle 450 or a Lexus Rx?
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On reliability data alone, the Mercedes-Benz Gle 450 is the safer bet — but the actual condition of the specific car matters far more than the model average. Check the VIN of any vehicle you're considering for accident history, title issues, and odometer rollbacks.
What problems do the Mercedes-Benz Gle 450 and Lexus Rx share?
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Top complaints for the Mercedes-Benz Gle 450: Electrical Faults, Engine Problems, Unintended Acceleration. Top complaints for the Lexus Rx: Engine Problems, Airbags, Brakes. Source: NHTSA via VinItel.
Which has fewer NHTSA complaints, the Mercedes-Benz Gle 450 or the Lexus Rx?
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Across all model years, the Mercedes-Benz Gle 450 has 115 NHTSA complaints and the Lexus Rx has 1,196. Normalized for sales volume (complaints per 10,000 vehicles sold), the Lexus Rx has the lower complaint rate. Raw counts can mislead — a 2× more popular model will naturally collect 2× more complaints. Detailed normalized comparison: vinitel.com/stats/nhtsa-complaints/compare/mercedes-benz/gle-450/vs/lexus/rx
Which is safer in a crash, the Mercedes-Benz Gle 450 or the Lexus Rx?
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Crash-involvement rate from NHTSA complaints: Mercedes-Benz Gle 450 3.5% vs Lexus Rx 11.9% — the Mercedes-Benz Gle 450 has the lower crash rate. NHTSA NCAP star ratings (frontal, side, rollover) for both models are also shown on the comparison page. Note: the per-VIN history matters more than the model average — a salvage-title car of any model carries higher crash exposure than the median.
Does the Mercedes-Benz Gle 450 or the Lexus Rx have more fires?
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Fire-involvement rate based on NHTSA complaints: Mercedes-Benz Gle 450 0.00% vs Lexus Rx 1.80%. The Mercedes-Benz Gle 450 has the lower reported fire rate. Fire complaints are a relatively rare but important safety signal — they often correlate with electrical-system or fuel-system defects. Check specific recall campaigns at vinitel.com/stats/nhtsa-complaints/mercedes-benz/gle-450 and vinitel.com/stats/nhtsa-complaints/lexus/rx
What years of the Mercedes-Benz Gle 450 are worse than the Lexus Rx?
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The comparison page renders a year-by-year head-to-head table — for each model year (where both models have data), it shows complaint count or per-10K rate side by side and marks which model fares better that year. Buyers cross-shopping a specific model year should always check the year-level VinItel pages: vinitel.com/stats/nhtsa-complaints/mercedes-benz/gle-450/{year} and vinitel.com/stats/nhtsa-complaints/lexus/rx/{year}.
Where does this Mercedes-Benz Gle 450 vs Lexus Rx comparison data come from?
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All complaint, crash, fire, and fatality data comes from the NHTSA Office of Defects Investigation (ODI) consumer-complaint database — the same source insurance regulators and the federal government use. NCAP star ratings come from NHTSA's New Car Assessment Program crash tests. Sales-volume normalization (per 10K sold) uses US annual vehicle sales. Data refreshes every 6 hours. Source: NHTSA via VinItel.
Related Reliability Comparisons
Other head-to-head matchups buyers cross-shopping the Gle 450 or Rx also look at:
Comparison data refreshed 2026-05-04 from NHTSA Office of Defects Investigation.·Source: NHTSA ODI
A model average can't see the car you're buying.
Even the Mercedes-Benz Gle 450 has cars with hidden accidents, salvage titles, and odometer rollbacks. Check the VIN before you buy — full report $4.99 (vs. Carfax $44.99).
Deep-dive into either model: