Model Years

2023 Nissan Frontier MPG and Fuel Cost

The 2023 Nissan Frontier is rated 18 to 21 mpg combined across 5 EPA-tested gas versions; the best is the 3.8L 6-cyl · RWD · 9-speed automatic · auto start-stop.

EPA fuel economy

2023 Nissan Frontier · 5 EPA-tested versions

Best EPA rating

21MPG combined

18 city 24 highway

$3,100 a year to fuel

Fuel economy score4/10

3.8L 6-cyl · RWD · 9-speed automatic · auto start-stop

Best version costs $4,000 more in fuel over 5 years vs the average new vehicle (EPA)

Fuel cost: 15,000 miles a year at EPA's $4.32 a gallon (regular gas).

Data: US EPA, fueleconomy.govUpdated Sep 27, 2026

At EPA's price assumptions, fuel costs $3,100 to $3,600 a year. Compared with 2022, the best gas version is up 1 mpg.

Every 2023 Frontier version

EPA's ratings for each version it tested. Fuel cost is EPA's estimate for 15,000 miles a year at its current prices.

VersionCombinedCity / HwyFuel / year
3.8L 6-cyl · RWD · 9-speed automatic · auto start-stop Best
EPA listing: Frontier 2WD
21 mpg 18 / 24 $3,100
3.8L 6-cyl · Part-time 4WD · 9-speed automatic · auto start-stop
EPA listing: Frontier 4WD
20 mpg 18 / 22 $3,250
3.8L 6-cyl · RWD · 9-speed automatic · no start-stop
EPA listing: Frontier 2WD
20 mpg 18 / 24 $3,250
3.8L 6-cyl · Part-time 4WD · 9-speed automatic · no start-stop
EPA listing: Frontier 4WD (also Frontier 4WD PRO4X)
19 mpg 17 / 21 $3,400
3.8L 6-cyl · Part-time 4WD · 9-speed automatic · PRO4X
EPA listing: Frontier 4WD PRO4X
18 mpg 16 / 21 $3,600

Fuel cost at your prices

EPA's annual cost uses 15,000 miles a year, 55% city driving and its current prices: $4.32 a gallon for regular gas. Change the numbers to match your driving.

VersionPer yearPer month5 years
3.8L 6-cyl · RWD · 9-speed automatic · auto start-stop
$3,086$257$15,429
3.8L 6-cyl · Part-time 4WD · 9-speed automatic · auto start-stop
$3,240$270$16,200
3.8L 6-cyl · RWD · 9-speed automatic · no start-stop
$3,240$270$16,200
3.8L 6-cyl · Part-time 4WD · 9-speed automatic · no start-stop
$3,411$284$17,053
3.8L 6-cyl · Part-time 4WD · 9-speed automatic · PRO4X
$3,600$300$18,000

At the default settings the results match EPA's annual cost before EPA rounds it to the nearest $50.

Nissan Frontier MPG by model year

The best-rated version in each model year; the highlighted year is this page. Gas: 20 to 21 mpg (every year from 2016 to 2026); highest in 2016.

2023: gas 21 mpg

Show as a table
Nissan Frontier best combined mpg by model year
Model yearBest gas version
201621
201721
201821
201921
202020
202120
202220
202321
202421
202521
202621

How the 2023 Frontier compares

2023 midsize pickups covered on this site, ranked by their best combined rating. Fuel cost is for each model's cheapest version to run, at EPA's prices.

2023 modelBest combinedBest gasFuel / year
Best: diesel
24 mpg19 mpg$3,400
Best: gas
23 mpg23 mpg$2,800
Best: gas
22 mpg22 mpg$2,950
Best: gas
21 mpg21 mpg$3,100
Nissan Frontier This page
Best: gas
21 mpg21 mpg$3,100
Best: gas
21 mpg21 mpg$3,100

2023 Frontier recalls and complaints

NHTSA lists 1 safety recall and 66 owner complaints for the 2023 Frontier.What they cover, and crash test ratings

Questions

Does 4WD lower the 2023 Nissan Frontier's gas mileage?

Yes. On versions that differ only in drive, 4WD lowers the combined rating by 1 mpg: the 3.8L 6-cyl gets 21 mpg combined with two-wheel drive and 20 with 4WD.

Does the 2023 Nissan Frontier need premium gas?

No. EPA lists every 2023 Nissan Frontier version on regular gasoline.

How does the 2023 Frontier's MPG compare with the 2022?

For 2023, the best gas version is rated 21 mpg, up 1 from 20.

Sources and method

  • US EPA and Department of Energy fuel economy data (fueleconomy.gov), file dated Sep 18, 2026.
  • EPA fuel price assumptions: regular $4.32, midgrade $4.93, premium $5.32, diesel $6.29 a gallon; electricity $0.15 per kWh.
  • Recall and complaint counts: NHTSA recall file dated Sep 27, 2026 and complaint file dated Sep 26, 2026.

Ratings are EPA estimates. Real-world mileage depends on how, where and in what weather you drive. How we build these pages. Spotted an error? Tell us.