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Chevrolet Tahoe vs Chevrolet Suburban: fuel economy and fuel cost

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

Lowest fuel cost configuration

Tahoe

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

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

What the fuel costs

Annual fuel cost of the lowest-cost configuration

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

Difference per year

Same

The rounded annual costs are equal

Head to head, MY2026

Chevrolet Tahoe and Chevrolet Suburban compared on their lowest fuel cost configuration
Measure Chevrolet Tahoe Chevrolet Suburban
Lowest-cost configuration TahoeSuburban
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 66
EPA class Standard SUVsStandard SUVs

Best configuration by powertrain

Lowest-cost configuration of each powertrain, Chevrolet Tahoe and Chevrolet Suburban
Powertrain Chevrolet Tahoe Chevrolet Suburban
Gas 17 MPG · $3,900/yr Tahoe 17 MPG · $3,900/yr Suburban
Diesel 24 MPG · $3,960/yr Tahoe 23 MPG · $4,100/yr Suburban

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 Tahoe

  • Lower annual cost for the best diesel configuration: $3,960 vs $4,100

Chevrolet Suburban

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)

Year by year

Combined rating and annual fuel cost by model year, Chevrolet Tahoe and Chevrolet Suburban
Model year Chevrolet Tahoe Chevrolet Suburban
CombinedPer yearCombinedPer year
2026 16–24 MPG $3,900–$4,930 16–23 MPG $3,900–$4,930
2025 16–24 MPG $3,900–$4,930 16–23 MPG $3,900–$4,930
2024 16–24 MPG $3,880–$5,110 16–23 MPG $3,880–$5,110
2023 16–24 MPG $3,880–$5,110 16–23 MPG $3,880–$5,110
2022 16–24 MPG $3,880–$5,140 16–23 MPG $3,880–$5,140
2021 16–24 MPG $3,630–$5,180 16–23 MPG $3,630–$5,180
2020 17–18 MPG $3,710–$4,760 16–18 MPG $3,710–$5,040
2019 17–18 MPG $3,710–$4,760 16–18 MPG $3,710–$5,000
2018 17–19 MPG $3,410–$4,730 18–19 MPG $3,410–$3,700
2017 18–19 MPG $3,510–$3,660 18–19 MPG $3,510–$3,690
2016 18–19 MPG $3,530–$3,660 18–19 MPG $3,530–$3,670
2015 18 MPG $3,530–$3,660 18 MPG $3,530–$3,690
2014 17 MPG $3,810 17 MPG $3,810
2013 17–21 MPG $3,100–$3,810 12–17 MPG $3,810–$5,350
2012 17–21 MPG $3,100–$3,860 12–17 MPG $3,810–$5,350
2011 17–21 MPG $3,100–$3,860 12–17 MPG $3,810–$5,350
2010 17–22 MPG $2,970–$3,840 14–17 MPG $3,840–$4,670
2009 14–21 MPG $3,110–$4,670 16 MPG $4,080
2008 14–21 MPG $3,110–$5,740 14–16 MPG $4,080–$4,670
2007 16–17 MPG $3,840–$4,080 14–16 MPG $4,080–$4,670
2006 14–16 MPG $4,080–$4,670 13–15 MPG $4,360–$5,030
2005 14–16 MPG $4,080–$4,670 14–15 MPG $4,360–$4,670
2004 14–15 MPG $4,360–$4,670 14–15 MPG $4,360–$4,670
2003 13–15 MPG $4,360–$5,030 13–14 MPG $4,670–$5,030
2002 14–15 MPG $4,360–$4,670 13–14 MPG $4,670–$5,030
2001 14–15 MPG $4,360–$4,670 13–14 MPG $4,670–$5,030
2000 13–15 MPG $4,360–$5,030 13–14 MPG $4,670–$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 Tahoe or the Chevrolet Suburban?

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 Tahoe or the Chevrolet Suburban?

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 Tahoe and the Chevrolet Suburban 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