Last updated: 2026-04-20

2021 Nissan Frontier
RELIABILITY SCORE: 84/100 (EXCELLENT)

2021 Nissan Frontier Reliability Report

The 2021 Nissan Frontier scores 84/100 ("Excellent") with a complaint rate below the segment average. Data shows a dependable ownership experience across 0 recalls and 0 owner complaints.

Recalls

0

Complaints

0

Complaint Rate

0per 10,000 sold

Est. Repair Cost

$470

Annual Fuel Cost

$3,000–$3,150

Detailed Score Breakdown

Complaint Severity70/100

Component-weighted complaints normalized by sales volume

Repair Costs80/100

Independent repair cost ratings

Recall Impact100/100

Recall count weighted by severity

Issue Diversity100/100

Breadth of reported problem categories

The Verdict

Buy

Strong reliability record — a solid choice for buyers.

Should You Buy the 2021 Nissan Frontier?

The 2021 Nissan Frontier earns an Excellent 84/100 reliability score.

At 0 per 10,000 vehicles sold, its complaint rate sits below the Truck segment average, and most owners report a trouble-free ownership experience.

A solid choice for buyers prioritizing dependability, new or used.

Compared to the 2024 Nissan Frontier, which scored 7 points lower. See also the 2020 Nissan Frontier for an earlier comparison.

Pros

  • +Strong reliability score
  • +$78 cheaper to maintain than avg midsize trucks
  • +Infrequent unscheduled repairs
  • +Low major repair risk (12%)
  • +No recalls issued

Cons

No recurring complaint themes yet.

Compare 2021 Nissan Frontier With

Recall Overview

0

recalls on record

No recalls are on record for the 2021 Nissan Frontier — uncommon, and a strong signal of manufacturing quality.

NHTSA.gov →

Complaint Breakdown

0

per 10,000 sold

Segment avg: 15.1

LowAvgHigh
Very Low

Safety Incidents

0

Crashes

0

Fires

0

Injuries

0

Deaths

NHTSA 4/5 Stars

Data sourced from NHTSA complaint filings and manufacturer recall notices. Complaint narratives are owner-reported.

VIN History Report

Buying a used 2021 Nissan Frontier? Check its history first

Every 2021 Nissan Frontier has a different past. A VIN check reveals hidden accidents, title problems, odometer rollbacks, and open recalls that reliability scores can't show you.

Affiliate link — we may earn a commission at no cost to you. No VIN? Just hit “Check VIN” to look one up.

  • Accidents
  • Open Recalls
  • Title History
  • Odometer Rollback

2021 Nissan Frontier NHTSA Safety Ratings

Overall Safety Rating

Overall safety rating: 4 out of 5
Crash Test Results by Configuration (expand)

Gas Powertrain

Driver: 3/5Passenger: 2/5

Rollover risk: 21.2%

Safety Technologies

Dynamic Head Restraints (Driver, Front Passenger)Head Restraint (Driver, Front Passenger, Rear Seat)Advanced Belt Feature (Standard)Adjustable Upper Belt Anchorage (Driver, Front Passenger)Seat Belt Reminder System (Driver, Front Passenger)Frontal Air Bag (Driver, Front Passenger)Curtain (Driver, Front Passenger, Rear Seat)Torso/Pelvis (Driver, Front Passenger)Torso/Pelvis (Driver, Front Passenger)Knee (Not Available)Additional Air Bags (N/A)Meets Side Air Bag Out-of-Position Requirements (Yes)LATCH Locations (Rear Seat)Safety Power Windows (Anti-Pinch) (None)Safety Power Windows (Anti-Pinch) locations (Not Available)
View full safety data on NHTSA.gov →

Nissan FrontierRepair Costs & Maintenance

Maintenance Rating

4Maintenance rating: 4 out of 5

Based on NHTSA complaint patterns, recall severity, and publicly available cost benchmarks.

Est. Annual Maintenance

$470

vs $548 avg for midsize trucks

vs $652 avg for all vehicles

Repair Frequency

0.2

unscheduled repair visits per year

Severe Repair Probability

12%

chance of a major repair

Annual Cost Comparison

Frontier
$470
Category Avg
$548
All Vehicles
$652

Category-level averages derived from publicly available industry reports (AAA, CarMD). Model-level estimates produced by Auto Reliability Index.

Nissan Frontier Resale Value

The Nissan Frontier is estimated to retain about 82.3% of its original value after 5 years, based on observed used-car listings.

This benchmark covers the Nissan Frontier model overall and is not specific to the 2021 model year.

Value Retained
82.3%

after 5 years

Depreciation
17.7%

over the same period

Listings Analyzed
170

U.S. used-car listings

Listings observed in . This is a historical market benchmark, not a current price quote.

Explore Nissan Frontier depreciation and resale value on CarResaleValue.com

MPG & Annual Running Costs

Gas

19–20 MPG

Running cost: $3,450–$3,600/yr

Fuel + repair

17–18 city / 23–24 hwy MPG

Running cost includes EPA fuel-cost estimate and independent repair-cost data (repair cost estimated at model level). Excludes routine maintenance, depreciation, and insurance. Data as of 2021 EPA label cycle.

Gas trims
TrimDriveTrans.CityHwyCombFuel Cost
Frontier 2WD 3.8L 6-cylRear-Wheel DriveAutomatic (S9)182420$3,000
Frontier 4WD 3.8L 6-cylPart-time 4-Wheel DriveAutomatic (S9)172319$3,150

Best & Worst Nissan Frontier Years

Comprehensive reliability analysis based on NHTSA data, owner complaints, and historical performance.

Best Nissan Frontier Years to Buy

The best Nissan Frontier year is 2025 with a reliability score of 84/100, rated excellent. Other strong picks include 2021 (84/100) and 2019 (80/100).

Nissan Frontier Years to Avoid

No Nissan Frontier years are statistical outliers in our data.

All model years score consistently well. The Nissan Frontier maintains one of the highest industry standards for long-term durability across its entire production span.

Nissan Frontier Reliability Score Trend

Nissan Frontier reliability has remained consistent across model years, averaging 80/100.

Scores 0–100. Higher is better. Current year highlighted.

Nissan Frontier reliability scores by year
YearScoreRating
201879/100Good
201980/100Excellent
202078/100Good
202184/100Excellent
202477/100Good
202584/100Excellent
202677/100Good

Nissan Frontier Reliability Compared to Other Years

Reliability scores compared across model years
YearScorevs Prior YearRatingRecallsComplaints
202677/100-7Good12
202584/100+7Excellent00
202477/100-7Good314
2021(selected)84/100+6Excellent00
202078/100-2Good220
201980/100+1Excellent131
201879/100Good225

Frequently Asked Questions

Is the 2021 Nissan Frontier reliable?
Yes, the 2021 Nissan Frontier is considered highly reliable with a score of 84/100 ("Excellent"). It has 0 recalls and a complaint rate below the segment average, placing it among the more dependable vehicles in its class.
What are the most common problems with the 2021 Nissan Frontier?
There aren't enough owner complaints to establish common problem patterns yet for the 2021 Nissan Frontier. This may reflect limited time-on-road or reporting volume for this model year.
How many recalls does the 2021 Nissan Frontier have?
The 2021 Nissan Frontier has no recalls on record, which is a positive indicator.
Is the 2021 Nissan Frontier expensive to maintain?
The 2021 Nissan Frontier is expected to have below-average maintenance costs at $470/year, which is $78 less than the midsize trucks average of $548. Its high reliability score of 84/100 and complaint rate below the segment average suggest that unexpected repairs are uncommon.

Don’t buy a 2021 Nissan Frontier without checking its VIN first — hidden accidents, title issues, and open recalls could cost you thousands.

Affiliate link — we may earn a commission at no cost to you.

Look Up a VIN →

How We Calculate Reliability Scores

Auto Reliability Index scores are calculated on a 0–100 scale using a weighted formula that combines multiple public data sources. Each factor is weighted based on its predictive value for real-world ownership experience.

Key Ranking Factors

1

Complaint Severity

NHTSA owner complaints weighted by component category (e.g., powertrain, safety systems, electronics, cosmetic) — safety-critical issues carry more weight than cosmetic ones. Adjusted for sales volume so high-volume models aren't unfairly penalized.

2

Repair Costs

Independent reliability ratings based on repair frequency, average repair costs, and severity of typical repairs for each model.

3

Recall Impact

Number of NHTSA recalls weighted by severity. “Stop driving” and fire-risk recalls are penalized more heavily than minor software or labeling recalls.

4

Issue Diversity

Measures how many major vehicle systems (engine, transmission, electrical, braking, etc.) have recorded complaints. A vehicle with issues spread across many systems may indicate systemic quality issues.

Scores are grouped into four tiers:

  • 80–100: Excellent— Top-tier reliability, minimal issues
  • 60–79: Good— Reliable with some minor concerns
  • 40–59: Mixed— Notable issues, research before buying
  • 0–39: Risky— Significant problems, proceed with caution

Data is sourced from NHTSA recall records, owner complaint filings, and independent repair databases. Scores are recalculated as new data becomes available. While the weighting model is proprietary, all underlying data sources are public and traceable.

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