Cadillac CT5 Fuel Economy History

MPG by year — EPA official data.

Best MPG Year

2024

27 MPG combined

Latest Model

2026

26 MPG combined

Year	Engine	City	Hwy	Combined	Fuel Cost/yr
2026	Premium	22	31	26	$3,150	Details →
2025	Premium	23	32	26	$3,150	Details →
2024	Premium	23	33	27	$3,050	Details →
2023	Premium	23	33	27	$3,050	Details →
2022	Premium	23	33	27	$3,050	Details →
2021	Premium	23	32	26	$3,150	Details →
2020	Premium	23	32	26	$3,150	Details →