2020 · Small SUV · Gas

2020 GMC Terrain MPG & fuel economy

The 2020 GMC Terrain is a small SUV offered in 4 EPA-rated configurations. The most efficient version returns 27 MPG combined (26 city / 30 highway) on regular gasoline. Across the lineup, combined ratings range from 23 to 27 MPG. That's down 1 MPG from the 2019 model. Among 87 small SUVs rated for 2020, it ranks 27th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $1,722 a year to fuel.

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Combined 27 MPG 26 MPG city · 30 MPG hwy
Driving range — not published for this model
Your fuel cost $1,722 15,000 mi/yr · $11.48 per 100 mi
Class rank, 2020 #27 of 87 Small SUVs by fuel cost

What will it cost you?

Your mileage and prices are saved and used across the site.

Fuel average

The 2020 GMC Terrain's fuel average is 11.5 km/L (8.7 L/100 km), or 27 MPG combined: 11.1 km/L in the city and 12.8 km/L on the highway.

MPGkm/LL/100 km
City2611.19.0
Highway3012.87.8
Combined2711.58.7

How it ranks among 2020 Small SUVs

Full class ranking →
  1. 1Hyundai Kona EV120 MPGe $742
  2. 2Tesla Model Y121 MPGe $753
  3. 3Ford Escape Plug-in Hybrid102 MPGe + 41 MPG $975
  4. 4Ford Escape Hybrid41 MPG $1,134
  5. 5Toyota RAV4 Hybrid40 MPG $1,162
  6. 27GMC Terrain27 MPG $1,722
  7. 87Hyundai Nexo61 MPGe $8,852
2020 TerrainOther small SUVsClass median: $1,938/yr

Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.

Terrain MPG across model years

Full history →

4 EPA-rated configurations

ConfigurationTypeCityHwyCombinedRangeYour cost / yr
FWD · 1.5L 4-cyl turbo · 9-speed automatic
Terrain FWD		 Gas 26 MPG 30 MPG 27 MPG — $1,722
AWD · 1.5L 4-cyl turbo · 9-speed automatic
Terrain AWD		 Gas 25 MPG 28 MPG 26 MPG — $1,788
FWD · 2.0L 4-cyl turbo · 9-speed automatic
Terrain FWD		 Gas 22 MPG 28 MPG 24 MPG — $2,469
AWD · 2.0L 4-cyl turbo · 9-speed automatic
Terrain AWD		 Gas 21 MPG 26 MPG 23 MPG — $2,576

Specs (most efficient configuration)

Fuel
Regular gasoline
Engine / motor
1.5L 4-cyl turbo
Transmission
9-speed automatic
Drivetrain
FWD
Passenger volume
90 cu ft
Cargo volume
13 cu ft
Tailpipe CO₂
325 g/mi
EPA fuel economy score
6/10
EPA greenhouse gas score
6/10

2020 GMC Terrain vs. rivals

vs Mitsubishi Outlander 27 MPG · $1,722/yr Same fuel cost vs Jeep Renegade 27 MPG · $1,722/yr Same fuel cost vs Mitsubishi Eclipse Cross 27 MPG · $1,722/yr Same fuel cost vs Mazda CX-5 28 MPG · $1,661/yr CX-5 saves $62/yr vs Chevrolet Trax 28 MPG · $1,661/yr Trax saves $62/yr vs Ford EcoSport 28 MPG · $1,661/yr EcoSport saves $62/yr vs Jeep Cherokee 26 MPG · $1,788/yr Terrain saves $66/yr vs Kia Sportage 26 MPG · $1,788/yr Terrain saves $66/yr vs Jeep Compass 26 MPG · $1,788/yr Terrain saves $66/yr vs Fiat 500 26 MPG · $1,788/yr Terrain saves $66/yr

Compare the 2020 Terrain

With any other car from any year, including other Terrain model years. Type a year to jump, e.g. "2015 Accord".

Frequently asked questions

What is the gas mileage of the 2020 GMC Terrain?

Up to 27 MPG combined (26 city / 30 highway); ratings range from 23 to 27 MPG depending on configuration.

What fuel does the 2020 GMC Terrain use?

Regular gasoline.

What is the fuel average in km/L for the 2020 GMC Terrain?

The 2020 GMC Terrain's fuel average is 11.5 km/L (8.7 L/100 km), or 27 MPG combined: 11.1 km/L in the city and 12.8 km/L on the highway.

How much does it cost to fuel the 2020 GMC Terrain per year?

About $1,722 at 15,000 miles a year with $3.10/gal regular gas, or $11.48 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.

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