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.

• Cars
• SUVs
• Pickup trucks
• Electric cars
• Hybrid cars
• Sedans
• Hatchbacks
• Coupes
• Convertibles
• Wagons

11,811 vehicles

• Vehicle1984Diesel
  1984 Grumman Olson Kubvan

  Diesel

  1.6L 4-cylinder ((DIESEL))
  31 mpg (7.6 L/100 km) to 27 mpg (8.7 L/100 km)

• SUV2024Gasoline
  2024 Geely Monjaro

  SUV, Gasoline

  2.0L 4-cylinder Turbocharged Drive-E · 235 hp (175 kW) · AWD
  30 mpg (7.8 L/100 km)

• 
  2027 MINI John Cooper Works

  Hatchback, Gasoline

  2.0L 4-cylinder turbocharged (SIDI & PFI) · 201 hp (150 kW) · FWD
  30 mpg (7.8 L/100 km)

• 
  2026 Buick Envista

  Wagon, Varies by configuration: Gasoline, Flex fuel

  Varies by configuration: 1.2L 3-cylinder turbocharged (SIDI), 1.2L 3-cylinder turbocharged (SIDI; FFV) · FWD
  30 mpg (7.8 L/100 km)

• 
  2026 MINI John Cooper Works

  Hatchback, Gasoline

  2.0L 4-cylinder turbocharged (SIDI & PFI) · 201 hp (150 kW) · FWD
  30 mpg (7.8 L/100 km)

• 
  2027 Kia Seltos

  SUV, Gasoline

  Varies by configuration: 2.0L 4-cylinder, 1.6L 4-cylinder turbocharged (SIDI) · Varies by configuration: AWD, FWD
  30 mpg (7.8 L/100 km) to 26 mpg (9.0 L/100 km)

• 
  2027 Volkswagen Taos

  SUV, Gasoline

  1.5L 4-cylinder turbocharged (SIDI) · Varies by configuration: FWD, 4WD
  30 mpg (7.8 L/100 km) to 28 mpg (8.4 L/100 km)

• 
  2027 Kia K5

  Gasoline

  Varies by configuration: 2.5L 4-cylinder turbocharged (SIDI & PFI), 2.5L 4-cylinder (SIDI & PFI) · Varies by configuration: FWD, AWD
  30 mpg (7.8 L/100 km) to 27 mpg (8.7 L/100 km)

• 
  2026 Mazda 3

  Sedan, Gasoline

  Varies by configuration: 2.5L 4-cylinder (SIDI), 2.5L 4-cylinder turbocharged (SIDI) · 190 hp (142 kW) · Varies by configuration: FWD, 4WD
  30 mpg (7.8 L/100 km) to 26 mpg (9.0 L/100 km)

• 
  2026 Nissan Altima

  Gasoline

  2.5L 4-cylinder (SIDI) · Varies by configuration: FWD, AWD
  30 mpg (7.8 L/100 km) to 28 mpg (8.4 L/100 km)

• 
  2026 Mercedes-Benz CLA-Class

  Varies by configuration: Hybrid, Gasoline, Electric

  Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI; Mild Hybrid), 2.0L 4-cylinder turbocharged (SIDI) · Varies by configuration: AWD, FWD, RWD
  30 mpg (7.8 L/100 km) to 23 mpg (10.2 L/100 km)

• 
  2026 Buick Encore

  SUV, Varies by configuration: Gasoline, Flex fuel

  Varies by configuration: 1.3L 3-cylinder turbocharged (SIDI), 1.2L 3-cylinder turbocharged (SIDI; FFV) · Varies by configuration: AWD, FWD
  30 mpg (7.8 L/100 km) to 27 mpg (8.7 L/100 km)

• 
  2026 Chevrolet Trax

  Wagon, Varies by configuration: Gasoline, Flex fuel

  Varies by configuration: 1.2L 3-cylinder turbocharged (SIDI), 1.2L 3-cylinder turbocharged (SIDI; FFV) · FWD
  30 mpg (7.8 L/100 km) to 29 mpg (8.1 L/100 km)

• 
  2026 Kia K5

  Gasoline

  Varies by configuration: 2.5L 4-cylinder turbocharged (SIDI & PFI), 2.5L 4-cylinder (SIDI & PFI) · Varies by configuration: FWD, AWD
  30 mpg (7.8 L/100 km) to 27 mpg (8.7 L/100 km)

• 
  2026 Lincoln Nautilus

  SUV, Varies by configuration: Gasoline, Hybrid

  Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI & PFI), 2.0L 4-cylinder turbocharged (SIDI & PFI; Hybrid) · Varies by configuration: AWD, 4WD
  30 mpg (7.8 L/100 km) to 24 mpg (9.8 L/100 km)

• Vehicle2025Varies by configuration: Hybrid, Gasoline
  2025 Mercedes-Benz CLA-Class

  Varies by configuration: Hybrid, Gasoline

  Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI; Mild Hybrid), 2.0L 4-cylinder turbocharged (SIDI) · Varies by configuration: AWD, FWD
  30 mpg (7.8 L/100 km) to 23 mpg (10.2 L/100 km)

• Wagon2025Gasoline
  2025 Subaru Impreza

  Wagon, Gasoline

  Varies by configuration: 2.0L 4-cylinder (SIDI), 2.5L 4-cylinder (SIDI) · AWD
  30 mpg (7.8 L/100 km) to 29 mpg (8.1 L/100 km)

• Vehicle2025Gasoline
  2025 BMW 2 Series

  Gasoline

  Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI & PFI), 2.0L 4-cylinder turbocharged (SIDI), 3.0L 6-cylinder turbocharged (SIDI) · Varies by configuration: AWD, RWD
  30 mpg (7.8 L/100 km) to 26 mpg (9.0 L/100 km)

• Vehicle2025Gasoline
  2025 Kia K5

  Gasoline

  Varies by configuration: 2.5L 4-cylinder turbocharged (SIDI & PFI), 2.5L 4-cylinder (SIDI & PFI), 2.5L 4-cylinder (SIDI & PFI; Stop-Start) · Varies by configuration: FWD, AWD
  30 mpg (7.8 L/100 km) to 27 mpg (8.7 L/100 km)

• SUV2025Varies by configuration: Gasoline, Hybrid
  2025 Lincoln Nautilus

  SUV, Varies by configuration: Gasoline, Hybrid

  Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI & PFI), 2.0L 4-cylinder turbocharged (SIDI & PFI; Hybrid) · Varies by configuration: AWD, 4WD
  30 mpg (7.8 L/100 km) to 24 mpg (9.8 L/100 km)

• Wagon2025Varies by configuration: Flex fuel, Gasoline
  2025 Chevrolet Trax

  Wagon, Varies by configuration: Flex fuel, Gasoline

  Varies by configuration: 1.2L 3-cylinder turbocharged (SIDI; FFV), 1.2L 3-cylinder turbocharged (SIDI) · FWD
  30 mpg (7.8 L/100 km) to 29 mpg (8.1 L/100 km)

• Wagon2025Varies by configuration: Gasoline, Flex fuel
  2025 Buick Envista

  Wagon, Varies by configuration: Gasoline, Flex fuel

  Varies by configuration: 1.2L 3-cylinder turbocharged (SIDI), 1.2L 3-cylinder turbocharged (SIDI; FFV) · FWD
  30 mpg (7.8 L/100 km)

• SUV2025Varies by configuration: Gasoline, Flex fuel
  2025 Buick Encore

  SUV, Varies by configuration: Gasoline, Flex fuel

  Varies by configuration: 1.3L 3-cylinder turbocharged (SIDI), 1.2L 3-cylinder turbocharged (SIDI; FFV) · Varies by configuration: AWD, FWD
  30 mpg (7.8 L/100 km) to 27 mpg (8.7 L/100 km)

• 
  2025 MINI John Cooper Works

  SUV, Gasoline

  2.0L 4-cylinder turbocharged (SIDI & PFI) · 201 hp (150 kW) · Varies by configuration: FWD, AWD
  30 mpg (7.8 L/100 km) to 26 mpg (9.0 L/100 km)