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2020 Kia Optima vs 2026 Nissan LEAF

📊 Key Differences
  • Fuel economy: 42 MPG vs 121 MPG combined — Nissan LEAF is more efficient
  • Annual fuel cost: $1400 vs $650 — Nissan LEAF saves $ per year
  • Fuel type: Regular Gasoline vs Electricity
Specification 2020 Kia Optima 2026 Nissan LEAF
Year20202026
ClassMidsize CarsSmall Station Wagons
Fuel TypeRegular GasolineElectricity
DriveFront-Wheel DriveFront-Wheel Drive
TransmissionAutomatic (AM6)Automatic (A1)
Cylinders4
Displacement (L)2.0
City MPG40131
Highway MPG45111
Combined MPG42121
Annual Fuel Cost$1400$650
CO₂ (g/mile)213.0
EPA Fuel Economy Score9/1010/10
EPA GHG Score9/1010/10
Overall Safety5/5 ★
Frontal Crash5/5
Side Crash5/5
Rollover5/5
🚗 2020 Kia Optima

Midsize Cars with 42 MPG combined fuel economy. Runs on Regular Gasoline. Front-Wheel Drive drivetrain.

Full Kia Optima Profile →
🚗 2026 Nissan LEAF

Small Station Wagons with 121 MPG combined fuel economy. Runs on Electricity. Front-Wheel Drive drivetrain.

Full Nissan LEAF Profile →