Chevrolet Tahoe vs GMC Acadia

The GMC Acadia is the more efficient of the two: it reaches 25 mpg combined versus 24 mpg for the Chevrolet Tahoe, a 1 mpg advantage and costs about $800 less per year to fuel.

Across 4 measured categories, the GMC Acadia leads in 4. Figures are EPA test data, not manufacturer claims.

2015–2026

Chevrolet Tahoe

Standard Sport Utility Vehicle 4WD · 77 configurations

24mpg combined (best)
All Chevrolet Tahoe specs

2015–2027

GMC Acadia

Standard Sport Utility Vehicle 2WD · 44 configurations

25mpg combined (best)
All GMC Acadia specs

Head-to-head specifications

MetricChevrolet TahoeGMC Acadia
Best combined MPG24 mpg25 mpg
Best city MPG22 mpg22 mpg
Best highway MPG28 mpg29 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$3,250$2,450
Lowest CO2 output421 g/mi349 g/mi
Engines offeredSIDI, 3.0, SIDI; Municipal, SIDI; Stop-StartSIDI
TransmissionsAutomatic 10-spd, Automatic 6-spdAutomatic 8-spd, Automatic 9-spd, Automatic 6-spd
DrivetrainsRear-Wheel Drive, 4-Wheel DriveAll-Wheel Drive, Front-Wheel Drive
Fuel typesPremium, Regular, DieselRegular
EPA classStandard Sport Utility Vehicle 4WDStandard Sport Utility Vehicle 2WD
Years covered2015–20262015–2027
Configurations on record7744

Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.

Tahoe vs Acadia: common questions

Which is better on gas, the Chevrolet Tahoe or the GMC Acadia?

The GMC Acadia is the more efficient of the two: it reaches 25 mpg combined versus 24 mpg for the Chevrolet Tahoe, a 1 mpg advantage and costs about $800 less per year to fuel.

Which costs less to run per year?

By EPA estimates at 15,000 miles a year, the GMC Acadia runs about $2,450 a year in fuel at its most efficient configuration, versus about $3,250 for the Chevrolet Tahoe — a difference of roughly $800 per year.

What engines do the Tahoe and Acadia offer?

Chevrolet Tahoe: SIDI, 3.0, SIDI; Municipal, SIDI; Stop-Start. GMC Acadia: SIDI.

Are they in the same vehicle class?

The EPA classifies the Chevrolet Tahoe as Standard Sport Utility Vehicle 4WD and the GMC Acadia as Standard Sport Utility Vehicle 2WD, so they aren't a like-for-like match on size.

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