Savings / year
-$578.53Porsche Macan 4S Electric 2025 USA EV Running Cost Calculator
Starting price: $84,900
USA EV Running Cost Calculator
Home/DC charging cost split for the selected EV.
Results
Units: EV kWh/100 mi, ICE mpg, savings $/100 mi
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Savings / month
-$48.21Payback
143.1 years (fuel only)Break-even fuel
$5.25 / galIf You Switched to EV Today
in
yearyou could save$593.47on fuel
$926.53
$1,520.00
ICE baseline
Fuel/year400 gal
Fuel cost/year$1,520.00
ICE total/year$4,867.00
ICE total per 100$40.56 / 100 mi
Porsche Macan 4S Electric 2025
EV vs ICE
EV total/year$5,445.53
ICE total/year$4,867.00
Fuel cost savings/year$593.47
Savings/year-$578.53
Savings/month-$48.21
Savings per 100-$4.82 / 100 mi
EV price used for Payback$84,900.00
Payback143.1 years (fuel only)
Break-even fuel price$5.25 / gal
Break-even electricity price$0.07 / kWh
Max extra monthly cost to break evenNo break-even
Fuel +20% savings/year-$274.53
Fuel -20% savings/year-$882.53
DC share 50% savings/year-$634.08
Why these numbers (mix, losses, weighted price)
This equals your monthly savings. If the EV costs up to this much more per month, you still break even.
EV consumption used (catalog)37.2 kWh/100 mi
EV charging kWh/year (battery)4,464 kWh
EV charging kWh/year (wall)4,960 kWh
EV charging cost/year$926.53
Weighted electricity price$0.19 / kWh
Charging losses/year496 kWh (10%)
Charging cost breakdown
Home$674.56
Public AC$118.05
DC$133.92
Charging mix (battery share)
Home80%
Public AC14%
DC6%
Charging mix (wall share, incl. losses)
Home80%
Public AC14%
DC6%