Side-by-side reliability

Lincoln Navigator 2021 vs Acura MDX 2019

Compare reliability signal, data confidence, common failures, typical age, and reported repair cost. Warranty window reference: 36–36 months depending on category.

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Model A

Lincoln Navigator 2021

Reliability signal B · Emerging signal · data confidence Moderate

22 failure reports · Emerging signal · Moderate confidence

Most common failure: Engine failure
Typical failure age: 3.5 yr
Median repair cost: —
Highest reported repair: —

Median months

41.5

% mfr warranty

—

After warranty reports

Avg repair cost

—

Top failure categories

Engine failure8
Fuel system failure5
Powertrain / transmission failure3
Electrical system failure2

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Model B

Acura MDX 2019

Reliability signal A · Emerging signal · data confidence Moderate

58 failure reports · Emerging signal · Moderate confidence

Most common failure: Engine failure
Typical failure age: 4.8 yr
Median repair cost: —
Highest reported repair: —