2018 · Compact Car · Gas

2018 Cadillac ATS MPG & fuel economy

The 2018 Cadillac ATS is a compact car offered in 5 EPA-rated configurations. The most efficient version returns 24 MPG combined (20 city / 30 highway) on regular gasoline. Across the lineup, combined ratings range from 22 to 25 MPG. That's down 2 MPG from the 2017 model. Among 44 compact cars rated for 2018, it ranks 29th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $1,938 a year to fuel.

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Combined 24 MPG 20 MPG city · 30 MPG hwy

Driving range — not published for this model

Your fuel cost $1,938 15,000 mi/yr · $12.92 per 100 mi

Class rank, 2018 #29 of 44 Compact Cars 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 Premium gas $/gal

Fuel average

The 2018 Cadillac ATS's fuel average is 10.2 km/L (9.8 L/100 km), or 24 MPG combined: 8.5 km/L in the city and 12.8 km/L on the highway.

	MPG	km/L	L/100 km
City	20	8.5	11.8
Highway	30	12.8	7.8
Combined	24	10.2	9.8

How it ranks among 2018 Compact Cars

Full class ranking →

1Volkswagen Golf/GTI EV119 MPGe $767
2Ford Focus EV107 MPGe $850
3Chevrolet Volt106 MPGe + 42 MPG $902
4Toyota Prius c46 MPG $1,011
5Mitsubishi Mirage39 MPG $1,192
···
29Cadillac ATS24 MPG $1,938
···
44Rolls-Royce Dawn14 MPG $4,232

2018 ATSOther compact carsClass median: $1,603/yr

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

ATS MPG across model years

Full history →

5 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
RWD · 3.6L 6-cyl · 8-speed automatic ATS	Gas	20 MPG	30 MPG	24 MPG	—	$1,938
AWD · 3.6L 6-cyl · 8-speed automatic ATS AWD	Gas	19 MPG	27 MPG	22 MPG	—	$2,114
AWD · 2.0L 4-cyl turbo · 8-speed automatic ATS AWD	Gas	22 MPG	30 MPG	25 MPG	—	$2,370
RWD · 2.0L 4-cyl turbo · 8-speed automatic ATS	Gas	22 MPG	31 MPG	25 MPG	—	$2,370
RWD · 2.0L 4-cyl turbo · 6-speed manual ATS	Gas	20 MPG	29 MPG	23 MPG	—	$2,576

Specs (most efficient configuration)

Fuel: Regular gasoline
Engine / motor: 3.6L 6-cyl
Transmission: 8-speed automatic
Drivetrain: RWD
Passenger volume: 91 cu ft
Cargo volume: 10 cu ft
Tailpipe CO₂: 376 g/mi
EPA fuel economy score: 5/10
EPA greenhouse gas score: 5/10

2018 Cadillac ATS vs. rivals

vs Audi A4 31 MPG · $1,911/yr A4 saves $26/yr vs Mercedes-Benz C-Class Plug-in Hybrid 51 MPGe + 30 MPG · $1,837/yr C-Class Plug-in Hybrid saves $101/yr vs Jaguar XE 28 MPG · $2,116/yr ATS saves $179/yr vs Acura ILX 29 MPG · $2,043/yr ATS saves $106/yr vs Mercedes-Benz CLA-Class 29 MPG · $2,043/yr ATS saves $106/yr vs BMW 4 Series 27 MPG · $2,194/yr ATS saves $257/yr vs BMW 3 Series Plug-in Hybrid 71 MPGe + 30 MPG · $1,722/yr 3 Series Plug-in Hybrid saves $216/yr vs Jaguar XE Diesel 36 MPG · $1,542/yr XE Diesel saves $396/yr vs BMW 5 Series Plug-in Hybrid 72 MPGe + 29 MPG · $1,732/yr 5 Series Plug-in Hybrid saves $205/yr vs BMW 3 Series Diesel 36 MPG · $1,542/yr 3 Series Diesel saves $396/yr vs Audi A3 Plug-in Hybrid 83 MPGe + 36 MPG · $1,434/yr A3 Plug-in Hybrid saves $503/yr

Compare the 2018 ATS

With any other car from any year, including other ATS model years. Type a year to jump, e.g. "2015 Accord".

Frequently asked questions

What is the gas mileage of the 2018 Cadillac ATS?

Up to 24 MPG combined (20 city / 30 highway); ratings range from 22 to 25 MPG depending on configuration.

What fuel does the 2018 Cadillac ATS use?

Regular gasoline.

What is the fuel average in km/L for the 2018 Cadillac ATS?