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Most Fuel-Efficient Large Cars in 2026

  1. 76

    2025 Porsche Panamera 4 e-Hybrid

    Large · All-Wheel Drive · Plug-in hybrid

    Plug-in hybrid 2.9 L 8-cyl turbo 21 city · 24 hwy
    Combined MPG· $3,900 fuel a year21 MPG
    $3,900fuel a year
  2. 77

    2025 Porsche Panamera 4S E-Hybrid

    Large · All-Wheel Drive · Plug-in hybrid

    Plug-in hybrid 2.9 L 8-cyl turbo 20 city · 23 hwy
    Combined MPG· $3,900 fuel a year21 MPG
    $3,900fuel a year
  3. 78

    2026 Mercedes-Benz S580 4matic

    Large · All-Wheel Drive · Hybrid

    Hybrid 4.0 L 8-cyl turbo 17 city · 27 hwy
    Combined MPG· $4,100 fuel a year20 MPG
    $4,100fuel a year
  4. 79

    2025 Mercedes-Benz S580 4matic Maybach

    Large · All-Wheel Drive · Hybrid

    Hybrid 4.0 L 8-cyl turbo 16 city · 27 hwy
    Combined MPG· $4,100 fuel a year20 MPG
    $4,100fuel a year
  5. 80

    2026 Mercedes-Benz S580 4matic Maybach

    Large · All-Wheel Drive · Hybrid

    Hybrid 4.0 L 8-cyl turbo 16 city · 27 hwy
    Combined MPG· $4,100 fuel a year20 MPG
    $4,100fuel a year
  6. 81

    2026 Dodge Charger R/T AWD

    Large · All-Wheel Drive · Gas

    3.0 L 6-cyl turbo 17 city · 26 hwy
    Combined MPG· $3,350 fuel a year20 MPG
    $3,350fuel a year
  7. 82

    2025 BMW 760i xDrive Sedan

    Large · All-Wheel Drive · Hybrid

    Hybrid 4.4 L 8-cyl turbo 18 city · 25 hwy
    Combined MPG· $4,100 fuel a year20 MPG
    $4,100fuel a year
  8. 83

    2026 BMW 760i xDrive Sedan

    Large · All-Wheel Drive · Hybrid

    Hybrid 4.4 L 8-cyl turbo 18 city · 25 hwy
    Combined MPG· $4,100 fuel a year20 MPG
    $4,100fuel a year
  9. 84

    2025 Mercedes-Benz S580 4matic

    Large · All-Wheel Drive · Hybrid

    Hybrid 4.0 L 8-cyl turbo 17 city · 25 hwy
    Combined MPG· $4,100 fuel a year20 MPG
    $4,100fuel a year
  10. 85

    2025 Genesis G90 MHEV

    Large · All-Wheel Drive · Hybrid

    Hybrid 3.5 L 6-cyl turbo supercharged 17 city · 24 hwy
    Combined MPG· $4,100 fuel a year20 MPG
    $4,100fuel a year
  11. 86

    2026 Genesis G90 MHEV

    Large · All-Wheel Drive · Hybrid

    Hybrid 3.5 L 6-cyl turbo supercharged 17 city · 24 hwy
    Combined MPG· $4,100 fuel a year20 MPG
    $4,100fuel a year
  12. 87

    2027 Mercedes-Benz S580 4matic

    Large · All-Wheel Drive · Hybrid

    Hybrid 4.0 L 8-cyl turbo 16 city · 24 hwy
    Combined MPG· $4,350 fuel a year19 MPG
    $4,350fuel a year
  13. 88 Genesis

    2025 Genesis G80 AWD

    Large · All-Wheel Drive · Gas

    3.5 L 6-cyl turbo 16 city · 24 hwy
    Combined MPG· $4,350 fuel a year19 MPG
    $4,350fuel a year
  14. 89

    2026 Dodge Charger Scat Pack AWD

    Large · All-Wheel Drive · Gas

    3.0 L 6-cyl turbo 16 city · 23 hwy
    Combined MPG· $4,350 fuel a year19 MPG
    $4,350fuel a year
  15. 90 Genesis

    2027 Genesis G80 AWD

    Large · All-Wheel Drive · Gas

    3.5 L 6-cyl turbo 16 city · 24 hwy
    Combined MPG· $4,550 fuel a year18 MPG
    $4,550fuel a year
  16. 91 Genesis

    2026 Genesis G80 AWD

    Large · All-Wheel Drive · Gas

    3.5 L 6-cyl turbo 15 city · 24 hwy
    Combined MPG· $4,550 fuel a year18 MPG
    $4,550fuel a year
  17. 92

    2027 Mercedes-Benz S580 4matic Maybach

    Large · All-Wheel Drive · Hybrid

    Hybrid 4.0 L 8-cyl turbo 15 city · 24 hwy
    Combined MPG· $4,550 fuel a year18 MPG
    $4,550fuel a year
  18. 93

    2025 Porsche Panamera GTS

    Large · All-Wheel Drive · Gas

    4.0 L 8-cyl turbo 16 city · 24 hwy
    Combined MPG· $4,550 fuel a year18 MPG
    $4,550fuel a year
  19. 94

    2025 Audi S8

    Large · All-Wheel Drive · Hybrid

    Hybrid 4.0 L 8-cyl turbo 15 city · 24 hwy
    Combined MPG· $4,550 fuel a year18 MPG
    $4,550fuel a year
  20. 95

    2026 Audi S8

    Large · All-Wheel Drive · Hybrid

    Hybrid 4.0 L 8-cyl turbo 15 city · 24 hwy
    Combined MPG· $4,550 fuel a year18 MPG
    $4,550fuel a year
  21. 96

    2027 Audi S8

    Large · All-Wheel Drive · Hybrid

    Hybrid 4.0 L 8-cyl turbo 15 city · 24 hwy
    Combined MPG· $4,550 fuel a year18 MPG
    $4,550fuel a year
  22. 97

    2025 Mercedes-Benz Maybach S680 4matic

    Large · All-Wheel Drive · Gas

    6.0 L 12-cyl turbo 12 city · 20 hwy
    Combined MPG· $5,500 fuel a year15 MPG
    $5,500fuel a year
  23. 98

    2026 Mercedes-Benz Maybach S680 4matic

    Large · All-Wheel Drive · Gas

    6.0 L 12-cyl turbo 12 city · 20 hwy
    Combined MPG· $5,500 fuel a year15 MPG
    $5,500fuel a year
  24. 99

    2027 Mercedes-Benz Maybach S680 4matic

    Large · All-Wheel Drive · Gas

    6.0 L 12-cyl turbo 12 city · 20 hwy
    Combined MPG· $5,850 fuel a year14 MPG
    $5,850fuel a year
  25. 100

    2025 Rolls-Royce Ghost

    Large · All-Wheel Drive · Gas

    6.7 L 12-cyl turbo 12 city · 19 hwy
    Combined MPG· $5,850 fuel a year14 MPG
    $5,850fuel a year

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