2018 · Midsize & Large SUV · Gas / Flex-fuel

2018 Chevrolet Suburban MPG & fuel economy

The 2018 Chevrolet Suburban is a midsize or large SUV offered in 4 EPA-rated configurations. The most efficient version returns 19 MPG combined (16 city / 23 highway) on regular gasoline. Across the lineup, combined ratings range from 18 to 19 MPG. Efficiency is unchanged from the 2017 model. Among 42 midsize & large SUVs rated for 2018, it ranks 19th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $2,447 a year to fuel.

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Combined 19 MPG 16 MPG city · 23 MPG hwy

Driving range — not published for this model

Your fuel cost $2,447 15,000 mi/yr · $16.32 per 100 mi

Class rank, 2018 #19 of 42 Midsize & Large SUVs by fuel cost

What will it cost you?

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

Miles per year Regular gas $/gal

Fuel average

The 2018 Chevrolet Suburban's fuel average is 8.1 km/L (12.4 L/100 km), or 19 MPG combined: 6.8 km/L in the city and 9.8 km/L on the highway.

	MPG	km/L	L/100 km
City	16	6.8	14.7
Highway	23	9.8	10.2
Combined	19	8.1	12.4

How it ranks among 2018 Midsize & Large SUVs

Full class ranking →

1Tesla Model X93 MPGe $977
2Toyota Highlander Hybrid29 MPG $1,603
3Volvo XC90 Plug-in Hybrid62 MPGe + 27 MPG $1,825
4Lexus RX Hybrid30 MPG $1,975
5GMC Acadia23 MPG $2,022
···
19Chevrolet Suburban19 MPG $2,447
···
42Mercedes-Benz G-Class13 MPG $4,558

2018 SuburbanOther midsize & large SUVsClass median: $2,447/yr

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

Suburban MPG across model years

Full history →

4 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
RWD · 5.3L 8-cyl · 6-speed automatic Suburban C1500 2WD	Gas	16 MPG	23 MPG	19 MPG	—	$2,447
RWD · 5.3L 8-cyl · 6-speed automatic Suburban C1500 2WD	Flex-fuel	16 MPG	23 MPG	19 MPG	—	$2,447
4WD · 5.3L 8-cyl · 6-speed automatic Suburban K1500 4WD	Gas	15 MPG	22 MPG	18 MPG	—	$2,583
4WD · 5.3L 8-cyl · 6-speed automatic Suburban K1500 4WD	Flex-fuel	15 MPG	22 MPG	18 MPG	—	$2,583

Specs (most efficient configuration)

Fuel: Regular gasoline
Engine / motor: 5.3L 8-cyl
Transmission: 6-speed automatic
Drivetrain: RWD
Tailpipe CO₂: 468 g/mi
EPA fuel economy score: 3/10
EPA greenhouse gas score: 3/10

2018 Chevrolet Suburban vs. rivals

vs GMC Yukon 19 MPG · $2,447/yr Same fuel cost vs Ford Flex 19 MPG · $2,447/yr Same fuel cost vs Ford Expedition 20 MPG · $2,325/yr Expedition saves $122/yr vs Toyota 4Runner 18 MPG · $2,583/yr Suburban saves $136/yr vs Jeep Grand Cherokee Diesel 25 MPG · $2,220/yr Grand Cherokee Diesel saves $227/yr vs Jeep Grand Cherokee 21 MPG · $2,214/yr Grand Cherokee saves $233/yr vs Nissan Armada 16 MPG · $2,906/yr Suburban saves $459/yr vs Toyota Land Cruiser 15 MPG · $3,100/yr Suburban saves $653/yr vs Toyota Sequoia 15 MPG · $3,100/yr Suburban saves $653/yr

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Frequently asked questions

What is the gas mileage of the 2018 Chevrolet Suburban?

Up to 19 MPG combined (16 city / 23 highway); ratings range from 18 to 19 MPG depending on configuration.

What fuel does the 2018 Chevrolet Suburban use?

Regular gasoline.

What is the fuel average in km/L for the 2018 Chevrolet Suburban?