Most Fuel-Efficient Cars
Vehicles ranked by the lowest combined fuel consumption our sources publish. Figures are as listed by each source and test cycles differ between markets.
11,811 vehicles
2023 Lexus UXSUV, Hybrid
2.0L 4-cylinder (SIDI & PFI; Hybrid) · 196 hp (146 kW) · Varies by configuration: FWD, AWD
42 mpg (5.6 L/100 km) to 39 mpg (6.0 L/100 km)
2023 Toyota Corolla CrossSUV, Varies by configuration: Gasoline, Hybrid
Varies by configuration: 2.0L 4-cylinder (SIDI & PFI), 2.0L 4-cylinder (SIDI & PFI; Hybrid) · 169 hp (126 kW) · Varies by configuration: FWD, AWD
42 mpg (5.6 L/100 km) to 30 mpg (7.8 L/100 km)- 2022 Lexus UX
SUV, Varies by configuration: Hybrid, Gasoline
Varies by configuration: 2.0L 4-cylinder (SIDI & PFI; Hybrid), 2.0L 4-cylinder (SIDI & PFI) · 196 hp (146 kW) · Varies by configuration: FWD, AWD
42 mpg (5.6 L/100 km) to 32 mpg (7.4 L/100 km) - 2021 Lexus UX
SUV, Varies by configuration: Hybrid, Gasoline
Varies by configuration: 2.0L 4-cylinder (SIDI & PFI; Hybrid), 2.0L 4-cylinder (SIDI & PFI) · 196 hp (146 kW) · Varies by configuration: FWD, AWD
42 mpg (5.6 L/100 km) to 32 mpg (7.4 L/100 km) - 2020 Ford Fusion
Varies by configuration: Gasoline, Hybrid, Plug-in hybrid
Varies by configuration: 1.5L 4-cylinder turbocharged (SIDI), 2.0L 4-cylinder turbocharged (SIDI), 2.5L 4-cylinder, 2.0L 4-cylinder (Hybrid), 2.0L 4-cylinder (PHEV) · Varies by configuration: FWD, AWD
42 mpg (5.6 L/100 km) to 23 mpg (10.2 L/100 km) - 2020 Kia Optima
Varies by configuration: Hybrid, Gasoline, Plug-in hybrid
Varies by configuration: 2.0L 4-cylinder (SIDI; Hybrid), 1.6L 4-cylinder turbocharged (SIDI), 2.0L 4-cylinder turbocharged (SIDI), 2.4L 4-cylinder (SIDI), 2.0L 4-cylinder (SIDI; PHEV) · FWD
42 mpg (5.6 L/100 km) to 24 mpg (9.8 L/100 km) - 2020 Lexus UX
SUV, Varies by configuration: Hybrid, Gasoline
Varies by configuration: 2.0L 4-cylinder (SIDI & PFI; Mild Hybrid), 2.0L 4-cylinder (SIDI & PFI) · 196 hp (146 kW) · Varies by configuration: FWD, AWD
42 mpg (5.6 L/100 km) to 33 mpg (7.1 L/100 km) - 2019 Hyundai Sonata
Varies by configuration: Gasoline, Hybrid, Plug-in hybrid
Varies by configuration: 2.4L 4-cylinder (SIDI), 2.0L 4-cylinder turbocharged (SIDI), 1.6L 4-cylinder turbocharged (SIDI), 2.0L 4-cylinder (SIDI; Hybrid), 2.0L 4-cylinder (SIDI; PHEV) · FWD
42 mpg (5.6 L/100 km) to 26 mpg (9.0 L/100 km) - 2019 Lexus UX
SUV, Varies by configuration: Gasoline, Hybrid
Varies by configuration: 2.0L 4-cylinder (SIDI & PFI), 2.0L 4-cylinder (SIDI & PFI; Hybrid) · 196 hp (146 kW) · Varies by configuration: FWD, AWD
42 mpg (5.6 L/100 km) to 33 mpg (7.1 L/100 km) - 2019 Ford Fusion
Varies by configuration: Gasoline, Hybrid, Plug-in hybrid
Varies by configuration: 2.5L 4-cylinder, 1.5L 4-cylinder turbocharged (SIDI), 2.0L 4-cylinder turbocharged (SIDI), 2.7L 6-cylinder turbocharged (SIDI), 2.0L 4-cylinder (Hybrid), 2.0L 4-cylinder (PHEV) · Varies by configuration: FWD, AWD
42 mpg (5.6 L/100 km) to 20 mpg (11.8 L/100 km) - 2018 Kia Optima
Varies by configuration: Gasoline, Hybrid, Plug-in hybrid
Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI), 2.4L 4-cylinder (SIDI), 1.6L 4-cylinder turbocharged (SIDI), 2.0L 4-cylinder (SIDI), 2.0L 4-cylinder (SIDI; PHEV) · FWD
42 mpg (5.6 L/100 km) to 25 mpg (9.4 L/100 km) - 2018 Hyundai Sonata
Varies by configuration: Gasoline, Hybrid, Plug-in hybrid
Varies by configuration: 2.4L 4-cylinder (SIDI), 2.0L 4-cylinder turbocharged (SIDI), 1.6L 4-cylinder turbocharged (SIDI), 2.0L 4-cylinder (SIDI), 2.0L 4-cylinder (SIDI; PHEV) · FWD
42 mpg (5.6 L/100 km) to 26 mpg (9.0 L/100 km) - 2018 Ford Fusion
Varies by configuration: Gasoline, Hybrid, Plug-in hybrid
Varies by configuration: 1.5L 4-cylinder turbocharged (SIDI), 2.5L 4-cylinder, 2.0L 4-cylinder turbocharged (SIDI), 2.0L 4-cylinder, 2.7L 6-cylinder turbocharged (SIDI), 2.0L 4-cylinder (PHEV) · Varies by configuration: FWD, AWD
42 mpg (5.6 L/100 km) to 20 mpg (11.8 L/100 km) - 2017 Hyundai Sonata
Varies by configuration: Gasoline, Hybrid, Plug-in hybrid
Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI), 2.4L 4-cylinder (SIDI), 1.6L 4-cylinder turbocharged (SIDI), 2.0L 4-cylinder (SIDI), 2.0L 4-cylinder (SIDI; PHEV) · FWD
42 mpg (5.6 L/100 km) to 24 mpg (9.8 L/100 km) - 2017 Ford Fusion
Varies by configuration: Gasoline, Hybrid, Plug-in hybrid
Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI), 1.5L 4-cylinder turbocharged (SIDI), 2.0L 4-cylinder, 2.5L 4-cylinder, 2.0L 4-cylinder (PHEV), 2.7L 6-cylinder turbocharged (SIDI) · Varies by configuration: AWD, FWD
42 mpg (5.6 L/100 km) to 20 mpg (11.8 L/100 km) - 2017 Lexus CT
Hybrid
1.8L 4-cylinder · FWD
42 mpg (5.6 L/100 km) - 2017 Kia Optima
Varies by configuration: Hybrid, Gasoline, Plug-in hybrid
Varies by configuration: 2.0L 4-cylinder (SIDI), 1.6L 4-cylinder turbocharged (SIDI), 2.0L 4-cylinder turbocharged (SIDI), 2.4L 4-cylinder (SIDI), 2.0L 4-cylinder (SIDI; PHEV) · FWD
42 mpg (5.6 L/100 km) to 25 mpg (9.4 L/100 km) - 2016 Lexus CT
Hybrid
1.8L 4-cylinder · FWD
42 mpg (5.6 L/100 km) - 2015 Lexus CT
Hybrid
1.8L 4-cylinder · FWD
42 mpg (5.6 L/100 km) - 2014 Lexus CT
Hybrid
1.8L 4-cylinder · FWD
42 mpg (5.6 L/100 km) - 2013 Lexus CT
Hybrid
1.8L 4-cylinder · FWD
42 mpg (5.6 L/100 km) - 2012 Lexus CT
Hybrid
1.8L 4-cylinder · FWD
42 mpg (5.6 L/100 km) - 2011 Lexus CT
Hybrid
1.8L 4-cylinder · FWD
42 mpg (5.6 L/100 km) 
2010 Honda CivicSedan, Varies by configuration: Gasoline, Hybrid, Natural gas
Varies by configuration: 1.8L 4-cylinder, 2.0L 4-cylinder, 1.3L 4-cylinder, 1.8L 4-cylinder (RNG=170) · 158 hp (118 kW) · FWD
42 mpg (5.6 L/100 km) to 24 mpg (9.8 L/100 km)