Cadillac CT5 V Fuel Economy History

MPG by year — EPA official data.

Best MPG Year

2026

21 MPG combined

Latest Model

2026

21 MPG combined

Year	Engine	City	Hwy	Combined	Fuel Cost/yr
2026	Premium	18	27	21	$3,900	Details →
2025	Premium	18	27	21	$3,900	Details →
2024	Premium	18	27	21	$3,900	Details →
2023	Premium	18	27	21	$3,900	Details →
2022	Premium	18	27	21	$3,900	Details →
2021	Premium	18	27	21	$3,900	Details →
2020	Premium	18	26	21	$3,900	Details →