Model Years

2020 Toyota Tundra MPG and Fuel Cost

The 2020 Toyota Tundra is rated 14 to 15 mpg combined across 2 EPA-tested gas versions; the best is the 5.7L 8-cyl · RWD · 6-speed automatic.

EPA fuel economy

2020 Toyota Tundra · 2 EPA-tested versions

Best EPA rating

15MPG combined

13 city 18 highway

$4,150 a year to fuel

Fuel economy score2/10

5.7L 8-cyl · RWD · 6-speed automatic

Best version costs $9,750 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

At EPA's price assumptions, fuel costs $4,150 to $4,450 a year. Compared with 2019, the best gas version is down 1 mpg.

Fewer complaints than a typical Tundra year

The 2020 drew 28 owner complaints in its first three years, against about 40 for a typical Tundra year. It is not picked as a best year: its first three years fell in the pandemic, when people drove less.

Years to avoid: 2022 and 2023; best years: 2017 and 2021. Based on owner complaints, not adjusted for sales.

Every Tundra year rankedThe 2020 Tundra's recalls and problems

Every 2020 Tundra 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
5.7L 8-cyl · RWD · 6-speed automatic Best
EPA listing: Tundra 2WD
15 mpg 13 / 18 $4,150
5.7L 8-cyl · Part-time 4WD · 6-speed automatic
EPA listing: Tundra 4WD
14 mpg 13 / 17 $4,450

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. Change the numbers to match your driving.

VersionPer yearPer month5 years
5.7L 8-cyl · RWD · 6-speed automatic
$4,000$333$20,000
5.7L 8-cyl · Part-time 4WD · 6-speed automatic
$4,286$357$21,429

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

Toyota Tundra MPG by model year

The best-rated version in each model year; the highlighted year is this page. Gas: 15 to 20 mpg (every year from 2010 to 2026); 20 since 2022. Hybrid: 22 mpg (2022 to 2026).

  • Best gas version
  • Best hybrid version

2020: gas 15 mpg · hybrid not offered

Show as a table
Toyota Tundra best combined mpg by model year
Model yearBest gas versionBest hybrid version
201017–
201118–
201218–
201317–
201417–
201517–
201617–
201716–
201816–
201916–
202015–
202115–
20222022
20232022
20242022
20252022
20262022

How the 2020 Tundra compares

2020 full-size 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.

2020 modelBest combinedBest gasFuel / year
Best: diesel
27 mpg21 mpg$2,950
Best: diesel
26 mpg23 mpg$2,700
Best: diesel
26 mpg21 mpg$2,950
Best: diesel
24 mpg22 mpg$2,850
Toyota Tundra This page
Best: gas
15 mpg15 mpg$4,150

2020 Tundra recalls and complaints

NHTSA lists 4 safety recalls and 48 owner complaints for the 2020 Tundra.

Most-reported area: engine (6 complaints, 12%). NHTSA's overall crash rating: 4 stars.

See the 2020 Tundra recalls and problems

Questions

Does 4WD lower the 2020 Toyota Tundra's gas mileage?

Yes. On versions that differ only in drive, 4WD lowers the combined rating by 1 mpg: the 5.7L 8-cyl gets 15 mpg combined with two-wheel drive and 14 with 4WD.

Does the 2020 Toyota Tundra need premium gas?

No. EPA lists every 2020 Toyota Tundra version on regular gasoline.

How does the 2020 Tundra's MPG compare with the 2019?

For 2020, the best gas version is rated 15 mpg, down 1 from 16.

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.