2024 Cadillac CT5 mpg

Combined mpg, Luxury RWD

27mpg

Miles a yearGas, $ a gallon

12,000 miles a year. Gas $3.20.

72 sedans (2024), one trim per model: the cheapest with a rating. Median 26 mpg.

2024 Cadillac CT5 mpg by trim
Trim	Engine	Drive	City mpg	Hwy mpg	Combined	Tank, gal	Miles per tank	Cost a year
4dr Sdn Luxury RWD	2.0L 4cyl	RWD	23	33	27	17.0	459	$1,422
Luxury RWD	2.0L 4cyl	RWD	23	33	27	17.4	470	$1,422
4dr Sdn Premium Luxury RWD	2.0L 4cyl	RWD	23	33	27	17.0	459	$1,422
Premium Luxury RWD	2.0L 4cyl	RWD	23	33	27	17.4	470	$1,422
4dr Sdn Sport RWD	2.0L 4cyl	RWD	23	33	27	17.0	459	$1,422
Sport RWD	2.0L 4cyl	RWD	23	33	27	17.4	470	$1,422
CT5-V 4dr Sdn RWD	3.0L 6cyl	RWD	18	27	21	17.0	357	$1,829
V-Series RWD	3.0L 6cyl	RWD	18	27	21	17.4	365	$1,829
V-Series Blackwing RWD	6.2L 8cyl	RWD	13	21	15	17.4	261	$2,560

Fuel cost

Luxury RWD, 27 mpg combined.

Best mpg: 4dr Sdn Luxury RWD, 27 mpg. $1,422 a year.
Top trim: V-Series Blackwing RWD. $2,560 a year. $1,138 more than the Luxury RWD.

Miles one wayDays a week

Luxury RWD. 20 miles each way, 5 days a week.

Is 27 mpg good? Yes. Beats 68% of 2026 cars.

CT5: combined mpg of the cheapest rated trim, 2020 to 2026.

EPA ratings. Your own mpg will differ.

Gas prices change by state and by week.