2021 Chevrolet Tahoe MPG
EPA-rated · verified snapshot 2026-08-30 · Standard Sport Utility Vehicle 2WD
The 2021 Chevrolet Tahoe gets 24 MPG combined — 21 city and 28 highway — in its most efficient configuration (3.0L · 6-cyl · Automatic 10-spd · Rear-Wheel Drive · Diesel).
City21 MPG
Highway28 MPG
$3,300Fuel cost / yr (EPA est.)
421 g/miCO₂
DieselFuel
$-5,5005-yr fuel cost vs. average vehicle
5 / 10EPA Fuel Economy & GHG score
Where it sits among suvs (2021)
Every 2021 Tahoe trim
| Configuration | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|
| 3.0L · 6-cyl · Automatic 10-spd · Rear-Wheel Drive · Diesel | 21 | 28 | 24 | $3,300 |
| 3.0L · 6-cyl · Automatic 10-spd · 4-Wheel Drive · Diesel | 20 | 26 | 22 | $3,600 |
| 5.3L · 8-cyl · Automatic 10-spd · Rear-Wheel Drive | 16 | 20 | 18 | $3,400 |
| 5.3L · 8-cyl · Automatic 10-spd · 4-Wheel Drive | 16 | 20 | 18 | $3,400 |
| 5.3L · 8-cyl · Automatic 10-spd · Rear-Wheel Drive | 15 | 20 | 17 | $3,600 |
| 5.3L · 8-cyl · Automatic 10-spd · 4-Wheel Drive | 15 | 20 | 17 | $3,600 |
| 6.2L · 8-cyl · Automatic 10-spd · Rear-Wheel Drive | 15 | 20 | 17 | $4,450 |
| 6.2L · 8-cyl · Automatic 10-spd · Rear-Wheel Drive | 14 | 20 | 16 | $4,750 |
| 6.2L · 8-cyl · Automatic 10-spd · 4-Wheel Drive | 13 | 19 | 16 | $4,750 |
| 6.2L · 8-cyl · Automatic 10-spd · 4-Wheel Drive | 14 | 19 | 16 | $4,750 |
FAQ
Is 24 MPG good for a suvs like the 2021 Tahoe?
The 2021 Tahoe's 24 MPG combined is above the suvs average of 20.8 MPG for 2021.
How much does it cost to fuel a 2021 Tahoe per year?
Based on EPA assumptions (15,000 miles/year), estimated annual fuel cost is $3,300 for the most efficient trim.
What is the city and highway MPG of the 2021 Tahoe?
The most efficient trim is rated 21 MPG city and 28 MPG highway.