Comparison tool

Two vehicles, one set of assumptions

Pick up to four exact EPA configurations. All get the same mileage, driving mix, and energy prices — so the difference you see is the vehicles, not the assumptions. Gasoline and electricity are always priced separately; MPGe is never treated as MPG.

Vehicle A

or pick step by step

Vehicle A: Year

Vehicle A: Make

Vehicle A: Model

Selected: 2026 Toyota Prius AWD · 2.0L 4-cyl · CVT (continuously variable) · AWD · details

Vehicle B

or pick step by step

Vehicle B: Year

Vehicle B: Make

Vehicle B: Model

Selected: 2026 Honda Civic 4Dr · 2.0L 4-cyl · CVT (continuously variable) · FWD · details

Shared assumptions — applied to both vehicles

Miles driven per year12,000 mi

mi/year

Driving mix55% city / 45% highway

Gasoline (regular) priceEPA avg

$/gal

At these assumptions, the 2026 Toyota Prius AWD costs $7.46 less per month ($90/year, $450 over five years) than the 2026 Honda Civic 4Dr. This is the measured energy-cost difference only — not a statement that either vehicle is better.

2026 Toyota Prius AWD2026 Honda Civic 4Dr

Per month

$74.84$82.30

Per year

$898$988

5 years

$4,490$4,940

Full cost and efficiency comparison between 2026 Toyota Prius AWD, 2026 Honda Civic 4Dr
Measure	2026 Toyota Prius AWD	2026 Honda Civic 4Dr	Difference (A − B)
Cost per month	$74.84	$82.30	-$7.46
Cost per year	$898	$988	-$90
Cost over 5 years	$4,490	$4,940	-$450
Cost per mile	7.5¢/mi	8.2¢/mi	-0.7¢
Annual energy used	224.5 gal	246.9 gal	different units listed separately
EPA efficiency	54 MPG combined	49 MPG combined	—