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Chevrolet Suburban vs GMC Yukon: fuel economy and fuel cost

In model year 2026 the Chevrolet Suburban and the GMC Yukon cost the same to fuel: about $3,900 a year for the lowest-cost configuration of each (Suburban, 17 MPG combined, and Yukon, 17 MPG combined).

Both come from the same maker or parent group. Costs assume 15,000 miles a year and the same fuel and electricity prices for both vehicles, using the EPA combined rating (55% city, 45% highway). Each figure is rounded to $10 and every difference is calculated from the rounded values.

The EPA is still publishing model year 2027 ratings, so this page compares model year 2026, the latest complete year.

Illustration: Standard SUVs
  • Gas
  • Standard SUVs

Chevrolet Suburban

Lowest fuel cost configuration

Suburban

17 MPG
Combined
15 MPG
City
20 MPG
Highway
Annual fuel cost
$3,900

$26.00 per 100 miles

15,000 mi/yr, same fuel prices

6 configurations in MY2026

Illustration: Standard SUVs
  • Gas
  • Standard SUVs

GMC Yukon

Lowest fuel cost configuration

Yukon

17 MPG
Combined
15 MPG
City
20 MPG
Highway
Annual fuel cost
$3,900

$26.00 per 100 miles

15,000 mi/yr, same fuel prices

12 configurations in MY2026

What the fuel costs

Annual fuel cost of the lowest-cost configuration

  • Chevrolet Suburban$3,900 a year · $26.00 per 100 mi
  • GMC Yukon$3,900 a year · $26.00 per 100 mi

Difference per year

Same

The rounded annual costs are equal

Head to head, MY2026

Chevrolet Suburban and GMC Yukon compared on their lowest fuel cost configuration
Measure Chevrolet Suburban GMC Yukon
Lowest-cost configuration SuburbanYukon
Powertrain GasGas
Combined rating 17 MPG17 MPG
City rating 15 MPG15 MPG
Highway rating 20 MPG20 MPG
Annual fuel cost $3,900/yr$3,900/yr
Cost per 100 miles $26.00$26.00
Annual cost range, all configurations $3,900–$4,930$3,900–$4,930
Configurations in MY2026 612
EPA class Standard SUVsStandard SUVs

Best configuration by powertrain

Lowest-cost configuration of each powertrain, Chevrolet Suburban and GMC Yukon
Powertrain Chevrolet Suburban GMC Yukon
Gas 17 MPG · $3,900/yr Suburban 17 MPG · $3,900/yr Yukon
Diesel 23 MPG · $4,100/yr Suburban 23 MPG · $4,100/yr Yukon XL

Each cell shows the combined rating and the annual fuel cost of the lowest-cost configuration with that powertrain.

Where each one comes out ahead

Generated from the numbers above, comparing the lowest fuel cost configurations. No subjective judgements.

Chevrolet Suburban

Not ahead on any measure listed here.

GMC Yukon

Not ahead on any measure listed here.

Level on: annual fuel cost ($3,900), combined rating (17 MPG), city rating (15 MPG), highway rating (20 MPG), annual cost of the best diesel configuration ($4,100)

Year by year

Combined rating and annual fuel cost by model year, Chevrolet Suburban and GMC Yukon
Model year Chevrolet Suburban GMC Yukon
CombinedPer yearCombinedPer year
2026 16–23 MPG $3,900–$4,930 16–23 MPG $3,900–$4,930
2025 16–23 MPG $3,900–$4,930 16–23 MPG $3,900–$4,930
2024 16–23 MPG $3,880–$5,110 16–23 MPG $3,880–$5,110
2023 16–23 MPG $3,880–$5,110 16–23 MPG $3,880–$5,110
2022 16–23 MPG $3,880–$5,140 16–23 MPG $3,880–$5,140
2021 16–23 MPG $3,630–$5,180 16–23 MPG $3,630–$5,180
2020 16–18 MPG $3,710–$5,040 16–18 MPG $3,710–$5,040
2019 16–18 MPG $3,710–$5,000 16–18 MPG $3,710–$5,000
2018 18–19 MPG $3,410–$3,700 16–19 MPG $3,410–$4,950
2017 18–19 MPG $3,510–$3,690 16–19 MPG $3,510–$4,080
2016 18–19 MPG $3,530–$3,670 17–19 MPG $3,530–$3,950
2015 18 MPG $3,530–$3,690 16–18 MPG $3,530–$4,080
2014 17 MPG $3,810 14–17 MPG $3,810–$4,520
2013 12–17 MPG $3,810–$5,350 12–21 MPG $3,070–$5,350
2012 12–17 MPG $3,810–$5,350 12–21 MPG $3,070–$5,350
2011 12–17 MPG $3,810–$5,350 12–21 MPG $3,070–$5,350
2010 14–17 MPG $3,840–$4,670 14–22 MPG $2,970–$4,670
2009 16 MPG $4,080 14–21 MPG $3,110–$4,670
2008 14–16 MPG $4,080–$4,670 14–21 MPG $3,110–$5,740
2007 14–16 MPG $4,080–$4,670 14–17 MPG $3,840–$5,740
2006 13–15 MPG $4,360–$5,030 13–16 MPG $4,080–$5,030
2005 14–15 MPG $4,360–$4,670 13–16 MPG $4,080–$6,180
2004 14–15 MPG $4,360–$4,670 13–15 MPG $4,360–$5,030
2003 13–14 MPG $4,670–$5,030 13–15 MPG $4,360–$5,030
2002 13–14 MPG $4,670–$5,030 12–15 MPG $4,360–$5,440
2001 13–14 MPG $4,670–$5,030 12–15 MPG $4,360–$5,440
2000 13–14 MPG $4,670–$5,030 13–15 MPG $4,360–$5,030

Earlier model years are costed with today's fuel prices, so the table shows how each model's efficiency changed, not what fuel cost at the time. Ranges cover every configuration of that model year.

Frequently asked questions

Which is cheaper to fuel, the Chevrolet Suburban or the GMC Yukon?

They cost the same: about $3,900 a year each. That compares the lowest-cost configuration of each in model year 2026 at 15,000 miles a year with the same fuel prices.

Which has the better fuel economy rating, the Chevrolet Suburban or the GMC Yukon?

Both are rated 17 MPG combined. City: 15 MPG vs 15 MPG. Highway: 20 MPG vs 20 MPG. These are the EPA ratings of each model's lowest-cost configuration.

How is the annual fuel cost calculated?

Distance of 15,000 miles a year at the EPA combined rating (55% city, 45% highway). Gasoline is priced at $4.36/gal (EIA U.S. average for regular, Sep 2026) and electricity at 18.3¢/kWh (EIA U.S. residential average, Jul 2026); premium and diesel configurations use their own EIA prices. Each result is rounded to $10, and differences are calculated from the rounded figures.

Are the Chevrolet Suburban and the GMC Yukon in the same class?

Yes. The EPA classes both as Standard SUVs.

Explore these cars

More comparisons

EPA ratings: fueleconomy.gov file of Sep 29, 2026 · Prices: EIA regular gasoline, U.S. avg, Sep 2026 ($4.36/gal); residential electricity, U.S. avg, Jul 2026 (18.3¢/kWh) · 15,000 mi/yr, 55% city, same prices for both vehicles