2023 · Midsize Car · Gas

2023 Cadillac CT5 MPG & fuel economy

The 2023 Cadillac CT5 is a midsize car offered in 7 EPA-rated configurations. The most efficient version returns 27 MPG combined (23 city / 33 highway) on premium gasoline. Across the lineup, combined ratings range from 15 to 27 MPG. Efficiency is unchanged from the 2022 model. Among 50 midsize cars rated for 2023, it ranks 35th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,194 a year to fuel.

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Combined 27 MPG 23 MPG city · 33 MPG hwy

Driving range — not published for this model

Your fuel cost $2,194 15,000 mi/yr · $14.63 per 100 mi

Class rank, 2023 #35 of 50 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 2023 Cadillac CT5's fuel average is 11.5 km/L (8.7 L/100 km), or 27 MPG combined: 9.8 km/L in the city and 14.0 km/L on the highway.

	MPG	km/L	L/100 km
City	23	9.8	10.2
Highway	33	14.0	7.1
Combined	27	11.5	8.7

How it ranks among 2023 Midsize Cars

Full class ranking →

1Hyundai Ioniq 6140 MPGe $637
2Tesla Model 3132 MPGe $688
3Toyota Prius Prime127 MPGe + 52 MPG $758
4Toyota Prius57 MPG $816
5Nissan Leaf111 MPGe $821
···
35Cadillac CT527 MPG $2,194
···
50Audi RS Hybrid17 MPG $3,485

2023 CT5Other midsize carsClass median: $1,861/yr

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

CT5 MPG across model years

Full history →

7 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	33 MPG	27 MPG	—	$2,194
AWD · 2.0L 4-cyl turbo · 10-speed automatic CT5 AWD	Gas	22 MPG	30 MPG	25 MPG	—	$2,370
RWD · 3.0L 6-cyl turbo · 10-speed automatic CT5	Gas	19 MPG	27 MPG	22 MPG	—	$2,693
RWD · 3.0L 6-cyl turbo · 10-speed automatic CT5 V	Gas	18 MPG	27 MPG	21 MPG	—	$2,821
AWD · 3.0L 6-cyl turbo · 10-speed automatic CT5 AWD	Gas	18 MPG	26 MPG	21 MPG	—	$2,821
RWD · 6.2L 8-cyl supercharged · 10-speed automatic CT5 V	Gas	13 MPG	21 MPG	16 MPG	—	$3,703
RWD · 6.2L 8-cyl supercharged · 6-speed manual CT5 V	Gas	13 MPG	21 MPG	15 MPG	—	$3,950

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: 11 cu ft
Tailpipe CO₂: 333 g/mi
EPA fuel economy score: 5/10
EPA greenhouse gas score: 5/10

2023 Cadillac CT5 vs. rivals

vs BMW 5 Series Hybrid 27 MPG · $2,194/yr Same fuel cost vs Audi A6 Hybrid 27 MPG · $2,194/yr Same fuel cost vs Alfa Romeo Giulia 27 MPG · $2,194/yr Same fuel cost vs BMW 5 Series 28 MPG · $2,116/yr 5 Series saves $78/yr vs Mercedes-Benz E-Class 26 MPG · $2,279/yr CT5 saves $84/yr vs Lexus LS Hybrid 25 MPG · $2,370/yr CT5 saves $176/yr vs Jaguar XF 28 MPG · $2,116/yr XF saves $78/yr vs Volvo S90 Hybrid 26 MPG · $2,279/yr CT5 saves $84/yr vs BMW X2 27 MPG · $2,194/yr Same fuel cost vs Audi S6 Hybrid 22 MPG · $2,693/yr CT5 saves $499/yr vs Lexus ES 28 MPG · $1,661/yr ES saves $534/yr

Compare the 2023 CT5

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Frequently asked questions

What is the gas mileage of the 2023 Cadillac CT5?

Up to 27 MPG combined (23 city / 33 highway); ratings range from 15 to 27 MPG depending on configuration.

What fuel does the 2023 Cadillac CT5 use?

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

What is the fuel average in km/L for the 2023 Cadillac CT5?