2020 · Midsize Car · Gas

2020 Cadillac CT5 MPG & fuel economy

The 2020 Cadillac CT5 is a midsize car offered in 6 EPA-rated configurations. The most efficient version returns 26 MPG combined (23 city / 32 highway) on premium gasoline. Across the lineup, combined ratings range from 20 to 26 MPG. Among 64 midsize cars rated for 2020, it ranks 49th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,279 a year to fuel.

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Combined 26 MPG 23 MPG city · 32 MPG hwy

Driving range — not published for this model

Your fuel cost $2,279 15,000 mi/yr · $15.19 per 100 mi

Class rank, 2020 #49 of 64 Midsize Cars by fuel cost

What will it cost you?

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

Miles per year Premium gas $/gal

Fuel average

The 2020 Cadillac CT5's fuel average is 11.1 km/L (9.0 L/100 km), or 26 MPG combined: 9.8 km/L in the city and 13.6 km/L on the highway.

	MPG	km/L	L/100 km
City	23	9.8	10.2
Highway	32	13.6	7.4
Combined	26	11.1	9.0

How it ranks among 2020 Midsize Cars

Full class ranking →

1Tesla Model 3141 MPGe $648
2Hyundai Ioniq EV133 MPGe $686
3Toyota Prius Prime133 MPGe + 54 MPG $763
4Hyundai Ioniq Plug-in Hybrid119 MPGe + 52 MPG $815
5Nissan Leaf111 MPGe $821
···
49Cadillac CT526 MPG $2,279
···
64Honda Clarity68 MPGe $7,941

2020 CT5Other midsize carsClass median: $1,755/yr

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

CT5 MPG across model years

Full history →

6 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
RWD · 2.0L 4-cyl turbo · 10-speed automatic CT5	Gas	23 MPG	32 MPG	26 MPG	—	$2,279
AWD · 2.0L 4-cyl turbo · 10-speed automatic CT5 AWD	Gas	21 MPG	31 MPG	25 MPG	—	$2,370
AWD · 3.0L 6-cyl turbo · 10-speed automatic CT5 AWD	Gas	18 MPG	25 MPG	21 MPG	—	$2,821
RWD · 3.0L 6-cyl turbo · 10-speed automatic CT5	Gas	19 MPG	26 MPG	21 MPG	—	$2,821
RWD · 3.0L 6-cyl turbo · 10-speed automatic CT5 V	Gas	18 MPG	26 MPG	21 MPG	—	$2,821
AWD · 3.0L 6-cyl turbo · 10-speed automatic CT5 V AWD	Gas	17 MPG	25 MPG	20 MPG	—	$2,962

Specs (most efficient configuration)

Fuel: Premium gasoline
Engine / motor: 2.0L 4-cyl turbo
Transmission: 10-speed automatic
Drivetrain: RWD
Passenger volume: 99 cu ft
Cargo volume: 13 cu ft
Tailpipe CO₂: 337 g/mi
EPA fuel economy score: 5/10
EPA greenhouse gas score: 5/10

2020 Cadillac CT5 vs. rivals

vs Mercedes-Benz E-Class 26 MPG · $2,279/yr Same fuel cost vs Audi A6 Hybrid 27 MPG · $2,194/yr A6 Hybrid saves $84/yr vs Alfa Romeo Giulia 27 MPG · $2,194/yr Giulia saves $84/yr vs Lexus LS Hybrid 28 MPG · $2,116/yr LS Hybrid saves $163/yr vs BMW 5 Series 28 MPG · $2,116/yr 5 Series saves $163/yr vs Volvo S90 25 MPG · $2,370/yr CT5 saves $91/yr vs Lexus LS 23 MPG · $2,576/yr CT5 saves $297/yr vs Lexus GS 23 MPG · $2,576/yr CT5 saves $297/yr vs Infiniti Q50 23 MPG · $2,576/yr CT5 saves $297/yr vs Audi A7 Hybrid 24 MPG · $2,469/yr CT5 saves $190/yr vs Acura RLX 23 MPG · $2,576/yr CT5 saves $297/yr vs Audi S6 Hybrid 22 MPG · $2,693/yr CT5 saves $414/yr

Compare the 2020 CT5

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Frequently asked questions

What is the gas mileage of the 2020 Cadillac CT5?

Up to 26 MPG combined (23 city / 32 highway); ratings range from 20 to 26 MPG depending on configuration.

What fuel does the 2020 Cadillac CT5 use?

Premium gasoline (premium is required or recommended by the manufacturer).

What is the fuel average in km/L for the 2020 Cadillac CT5?