Lowest emission cars

Cars with EPA tailpipe CO2 of 200 g/mi or less, mostly plug-in hybrids and strong hybrids, ranked by highway MPG. Every spec is EPA-sourced and verifiable.

Vehicle		Source: EPA fueleconomy.gov	Source: EPA fueleconomy.gov	Source: EPA fueleconomy.gov	Source: EPA fueleconomy.gov
Hyundai Ioniq Blue Auto (AM-S6), 4 cyl, 1.6 L	2021	Hybrid	Front-Wheel Drive	60 mpg	58 mpg
Hyundai Ioniq Blue Auto (AM-S6), 4 cyl, 1.6 L	2022	Hybrid	Front-Wheel Drive	60 mpg	58 mpg
Hyundai Ioniq Blue Auto (AM6), 4 cyl, 1.6 L	2017	Hybrid	Front-Wheel Drive	59 mpg	57 mpg
Hyundai Ioniq Blue Auto (AM6), 4 cyl, 1.6 L	2018	Hybrid	Front-Wheel Drive	59 mpg	57 mpg
Hyundai Ioniq Blue Auto (AM6), 4 cyl, 1.6 L	2019	Hybrid	Front-Wheel Drive	59 mpg	57 mpg
Hyundai Ioniq Blue Auto (AM6), 4 cyl, 1.6 L	2020	Hybrid	Front-Wheel Drive	59 mpg	57 mpg
Hyundai Elantra Hybrid Blue Auto (AM-S6), 4 cyl, 1.6 L	2024	Hybrid	Front-Wheel Drive	58 mpg	51 mpg
Hyundai Elantra Hybrid Blue Auto (AM-S6), 4 cyl, 1.6 L	2025	Hybrid	Front-Wheel Drive	58 mpg	51 mpg
Hyundai Ioniq Auto (AM-S6), 4 cyl, 1.6 L	2022	Hybrid	Front-Wheel Drive	57 mpg	54 mpg
Toyota Prius Auto (variable gear ratios), 4 cyl, 2.0 L	2023	Hybrid	Front-Wheel Drive	56 mpg	57 mpg
Hyundai Elantra Hybrid Blue Auto (AM-S6), 4 cyl, 1.6 L	2023	Hybrid	Front-Wheel Drive	56 mpg	53 mpg
Toyota Prius Auto (variable gear ratios), 4 cyl, 2.0 L	2024	Hybrid	Front-Wheel Drive	56 mpg	57 mpg
Toyota Prius Auto (variable gear ratios), 4 cyl, 2.0 L	2025	Hybrid	Front-Wheel Drive	56 mpg	57 mpg
Hyundai Elantra Hybrid Blue Auto (AM-S6), 4 cyl, 1.6 L	2021	Hybrid	Front-Wheel Drive	56 mpg	53 mpg
Hyundai Ioniq Auto (AM-S6), 4 cyl, 1.6 L	2021	Hybrid	Front-Wheel Drive	56 mpg	54 mpg
Hyundai Elantra Hybrid Blue Auto (AM-S6), 4 cyl, 1.6 L	2022	Hybrid	Front-Wheel Drive	56 mpg	53 mpg
Toyota Prius AWD Auto (variable gear ratios), 4 cyl, 2.0 L	2023	Hybrid	Part-time 4-Wheel Drive	54 mpg	53 mpg
Hyundai Sonata Hybrid Blue Auto (AM-S6), 4 cyl, 2.0 L	2023	Hybrid	Front-Wheel Drive	54 mpg	50 mpg
Kia Niro FE Auto (AM-S6), 4 cyl, 1.6 L	2023	Hybrid	Front-Wheel Drive	54 mpg	53 mpg
Toyota Prius AWD Auto (variable gear ratios), 4 cyl, 2.0 L	2024	Hybrid	Part-time 4-Wheel Drive	54 mpg	53 mpg
Kia Niro FE Auto (AM-S6), 4 cyl, 1.6 L	2024	Hybrid	Front-Wheel Drive	54 mpg	53 mpg
Toyota Prius AWD Auto (variable gear ratios), 4 cyl, 2.0 L	2025	Hybrid	Part-time 4-Wheel Drive	54 mpg	53 mpg
Kia Niro FE Auto (AM-S6), 4 cyl, 1.6 L	2025	Hybrid	Front-Wheel Drive	54 mpg	53 mpg
Hyundai Ioniq Auto (AM6), 4 cyl, 1.6 L	2017	Hybrid	Front-Wheel Drive	54 mpg	55 mpg
Hyundai Ioniq Auto (AM6), 4 cyl, 1.6 L	2018	Hybrid	Front-Wheel Drive	54 mpg	55 mpg