2020 Jeep Grand Cherokee MPG and Fuel Cost

The 2020 Jeep Grand Cherokee is rated 13 to 21 mpg combined across 5 EPA-tested gas versions; the best is the 3.6L 6-cyl · AWD · 8-speed automatic.

EPA fuel economy

2020 Jeep Grand Cherokee · 5 EPA-tested versions

Best EPA rating

21MPG combined

18 city 25 highway

$2,950 a year to fuel

Fuel economy score4/10

3.6L 6-cyl · AWD · 8-speed automatic

Best version costs $3,750 more in fuel over 5 years vs the average new vehicle (EPA)

Fuel cost: 15,000 miles a year at EPA's $4.00 a gallon (regular gas).

Data: US EPA, fueleconomy.govUpdated Nov 12, 2026

At EPA's price assumptions, fuel costs $2,950 to $5,950 a year. The diesel version offered in 2019 is not listed by EPA for 2020.

Fewer complaints than a typical Grand Cherokee year

The 2020 drew 64 owner complaints in its first three years, against about 180 for a typical Grand Cherokee year (about 144 for a typical year since 2016). It is not picked as a best year: its first three years fell in the pandemic, when people drove less.

Years to avoid: 2014, 2015, and 2023. Based on owner complaints, not adjusted for sales.

Every Grand Cherokee year ranked The 2020 Grand Cherokee's recalls and problems

Every 2020 Grand Cherokee 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.

Version	Combined	City / Hwy	Fuel / year
3.6L 6-cyl · AWD · 8-speed automatic Best EPA listing: Grand Cherokee 4WD	21 mpg	18 / 25	$2,950
3.6L 6-cyl · RWD · 8-speed automatic EPA listing: Grand Cherokee 2WD	21 mpg	19 / 26	$2,950
5.7L 8-cyl · AWD · 8-speed automatic EPA listing: Grand Cherokee 4WD · Midgrade fuel	17 mpg	14 / 22	$4,200
6.4L 8-cyl · AWD · 8-speed automatic EPA listing: Grand Cherokee SRT 4WD · Premium fuel	15 mpg	13 / 19	$5,150
6.2L supercharged 8-cyl · AWD · 8-speed automatic EPA listing: Grand Cherokee Trackhawk 4WD · Premium fuel	13 mpg	11 / 17	$5,950

Fuel cost at your prices

EPA's annual cost uses 15,000 miles a year, 55% city driving and its current prices: $4.00 a gallon for regular gas, $4.61 a gallon for midgrade gas, and $5.01 a gallon for premium gas. Change the numbers to match your driving.

Version	Per year	Per month	5 years
3.6L 6-cyl · AWD · 8-speed automatic	$2,857	$238	$14,286
3.6L 6-cyl · RWD · 8-speed automatic	$2,857	$238	$14,286
5.7L 8-cyl · AWD · 8-speed automatic	$4,068	$339	$20,338
6.4L 8-cyl · AWD · 8-speed automatic	$5,010	$418	$25,050
6.2L supercharged 8-cyl · AWD · 8-speed automatic	$5,781	$482	$28,904

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

Jeep Grand Cherokee MPG by model year

The best-rated version in each model year; the highlighted year is this page. Gas: 18 to 23 mpg (every year from 2010 to 2026); highest in 2026. Diesel: 24 to 25 mpg (2014 to 2016, 2018 to 2019); highest in 2014.

Best gas version
Best diesel version

2020: gas 21 mpg · diesel not offered

Show as a table

Jeep Grand Cherokee best combined mpg by model year
Model year	Best gas version	Best diesel version
2010	18	–
2011	18	–
2012	19	–
2013	19	–
2014	20	25
2015	20	25
2016	21	25
2017	21	–
2018	21	25
2019	21	24
2020	21	–
2021	21	–
2022	22	–
2023	22	–
2024	22	–
2025	22	–
2026	23	–

Every Grand Cherokee year's ratings in one table

How the 2020 Grand Cherokee compares

2020 midsize SUVs 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.

2020 model	Best combined	Best gas	Fuel / year
Toyota Highlander Best: hybrid	36 mpg	24 mpg	$1,750
Lexus RX Best: hybrid	30 mpg	23 mpg	$2,600
Ford Explorer Best: hybrid	28 mpg	24 mpg	$2,200
Hyundai Santa Fe Best: gas	25 mpg	25 mpg	$2,500
Kia Sorento Best: gas	25 mpg	25 mpg	$2,500
Ford Edge Best: gas	24 mpg	24 mpg	$2,600
Chevrolet Blazer Best: gas	24 mpg	24 mpg	$2,600
Mazda CX-9 Best: gas	24 mpg	24 mpg	$2,600
GMC Acadia Best: gas	24 mpg	24 mpg	$2,600
Kia Telluride Best: gas	23 mpg	23 mpg	$2,700
Honda Pilot Best: gas	23 mpg	23 mpg	$2,700
Nissan Pathfinder Best: gas	23 mpg	23 mpg	$2,700
Subaru Ascent Best: gas	23 mpg	23 mpg	$2,700
Nissan Murano Best: gas	23 mpg	23 mpg	$2,700
Hyundai Palisade Best: gas	22 mpg	22 mpg	$2,850
Honda Passport Best: gas	22 mpg	22 mpg	$2,850
Volkswagen Atlas Best: gas	22 mpg	22 mpg	$2,850
Jeep Grand Cherokee This page Best: gas	21 mpg	21 mpg	$2,950
Chevrolet Traverse Best: gas	21 mpg	21 mpg	$2,950
Dodge Durango Best: gas	21 mpg	21 mpg	$2,950
Buick Enclave Best: gas	21 mpg	21 mpg	$2,950

2020 Grand Cherokee recalls and complaints

NHTSA lists 3 safety recalls and 241 owner complaints for the 2020 Grand Cherokee.

Owners most often describe stalling (19 complaints, 8%), then the check engine light (18). NHTSA's overall crash rating: 4 to 5 stars for the versions it has rated.

See the 2020 Grand Cherokee recalls and problems

Questions

Does AWD lower the 2020 Jeep Grand Cherokee's gas mileage?

No. Versions that differ only in drive share the same combined rating: the 3.6L 6-cyl gets 21 mpg combined with two-wheel drive and 21 with AWD.

Does the 2020 Jeep Grand Cherokee need premium gas?

Some versions do. EPA lists the 6.2L supercharged 8-cyl and the 6.4L 8-cyl on premium, the rest use regular.

How does the 2020 Grand Cherokee's MPG compare with the 2019?

For 2020, the best gas version is rated 21 mpg, the same as the year before.

Sources and method

US EPA and Department of Energy fuel economy data (fueleconomy.gov), file dated Nov 4, 2026.
EPA fuel price assumptions: regular $4.00, midgrade $4.61, premium $5.01, diesel $6.13 a gallon; electricity $0.15 per kWh.
Recall and complaint counts: NHTSA recall file dated Nov 12, 2026 and complaint file dated Nov 11, 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.