{
  "id": "v20-us-ev-charging",
  "version": "20.16.0",
  "name": "EV Charging Cost and Time Calculator — United States",
  "shortName": "EV Charging Cost and Time",
  "description": "Separate energy arriving in the battery from energy bought at the meter, and compare annual energy spending on the same driving distance. USD planning view; stated limitations apply.",
  "category": "Vehicles & Travel",
  "categorySlug": "vehicles-travel",
  "keywords": [
    "ev-charging",
    "us",
    "vehicle-energy",
    "consumer-finance",
    "vehicle-rating"
  ],
  "status": "live",
  "workStatus": "pending",
  "reviewStatus": "pending",
  "migrationStatus": "new",
  "engine": "native",
  "creator": null,
  "reviewer": null,
  "quality": {
    "availability": "live",
    "technicalReviewRecord": "/reviews/v20-us-ev-charging.json",
    "qualifiedReview": "pending",
    "qualifiedReviewer": null,
    "qualifiedReviewDate": null,
    "formulaVersion": "20.16.0",
    "referenceCoverage": "references-listed",
    "releaseTestScope": "Catalog and regression checks are not a professional formula audit; consult release evidence.",
    "historicalMetadataDate": "",
    "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
  },
  "notice": "Illustrative defaults are not local quotes or verified legal rules. Dated reference components and user-entered assumptions are explicitly distinguished. Professional review is pending.",
  "urls": {
    "page": "/us/ev-charging/",
    "definition": "/us/ev-charging/definition.json",
    "schema": "/us/ev-charging/schema.json",
    "llms": "/us/ev-charging/llms.txt",
    "legacyDefinition": "/us/ev-charging/definition.json"
  },
  "queryExample": "https://askcalculators.com/us/ev-charging/?unitSystem=imperial&batteryCapacity=60&startPercent=20&endPercent=80&wallPower=7&annualDistance=12427.423844746678&evConsumption=28.968192000000002&chargeEfficiency=90&electricityRate=0.2&fuelConsumption=2.976005952011904&fuelPrice=6.0566588544",
  "queryParameters": {
    "unitSystem": {
      "label": "Measurement system",
      "type": "select",
      "required": false,
      "default": "imperial"
    },
    "batteryCapacity": {
      "label": "Usable battery capacity, kWh",
      "type": "number",
      "required": true,
      "default": 60
    },
    "startPercent": {
      "label": "Starting state of charge",
      "type": "percent",
      "required": true,
      "default": 20
    },
    "endPercent": {
      "label": "Target state of charge",
      "type": "percent",
      "required": true,
      "default": 80
    },
    "wallPower": {
      "label": "Average sustained wall charging power, kW",
      "type": "number",
      "required": true,
      "default": 7
    },
    "annualDistance": {
      "label": "Annual driving distance",
      "type": "number",
      "required": true,
      "default": 12427.423844746678
    },
    "evConsumption": {
      "label": "Vehicle battery consumption",
      "type": "number",
      "required": true,
      "default": 28.968192000000002
    },
    "chargeEfficiency": {
      "label": "Wall-to-battery charging efficiency",
      "type": "percent",
      "required": true,
      "default": 90
    },
    "electricityRate": {
      "label": "Electricity price per wall kWh",
      "type": "money",
      "required": true,
      "default": 0.2
    },
    "fuelConsumption": {
      "label": "Comparison fuel consumption",
      "type": "number",
      "required": true,
      "default": 2.976005952011904
    },
    "fuelPrice": {
      "label": "Fuel price per volume unit",
      "type": "money",
      "required": true,
      "default": 6.0566588544
    }
  },
  "inputs": [
    {
      "id": "unitSystem",
      "label": "Measurement system",
      "type": "select",
      "defaultValue": "imperial",
      "options": [
        {
          "value": "imperial",
          "label": "Imperial (US gallons / short tons where relevant)"
        },
        {
          "value": "metric",
          "label": "Metric"
        }
      ]
    },
    {
      "id": "batteryCapacity",
      "label": "Usable battery capacity, kWh",
      "type": "number",
      "defaultValue": 60,
      "required": true,
      "min": 0.01,
      "max": 10000,
      "step": 0.01,
      "help": "Illustrative starting value; replace with your own evidence."
    },
    {
      "id": "startPercent",
      "label": "Starting state of charge",
      "type": "percent",
      "defaultValue": 20,
      "required": true,
      "min": 0,
      "max": 100,
      "step": 0.1,
      "help": "Illustrative starting value; replace with your own evidence."
    },
    {
      "id": "endPercent",
      "label": "Target state of charge",
      "type": "percent",
      "defaultValue": 80,
      "required": true,
      "min": 0,
      "max": 100,
      "step": 0.1,
      "help": "Illustrative starting value; replace with your own evidence."
    },
    {
      "id": "wallPower",
      "label": "Average sustained wall charging power, kW",
      "type": "number",
      "defaultValue": 7,
      "required": true,
      "min": 0.01,
      "max": 1000,
      "step": 0.01,
      "help": "Illustrative starting value; replace with your own evidence."
    },
    {
      "id": "annualDistance",
      "label": "Annual driving distance",
      "type": "number",
      "defaultValue": 12427.423844746678,
      "required": true,
      "min": 0,
      "max": 621371192237.334,
      "suffix": "mi",
      "unitConversion": {
        "factor": 1.609344,
        "offset": 0,
        "inverse": false,
        "metric": "km",
        "imperial": "mi",
        "canonicalMin": 0,
        "canonicalMax": 1000000000000
      },
      "help": "Illustrative starting value; replace with your own evidence."
    },
    {
      "id": "evConsumption",
      "label": "Vehicle battery consumption",
      "type": "number",
      "defaultValue": 28.968192000000002,
      "required": true,
      "min": 0.01609344,
      "max": 1609344000000,
      "suffix": "kWh/100 mi",
      "unitConversion": {
        "factor": 0.621371192237334,
        "offset": 0,
        "inverse": false,
        "metric": "kWh/100 km",
        "imperial": "kWh/100 mi",
        "canonicalMin": 0.01,
        "canonicalMax": 1000000000000
      },
      "help": "Illustrative starting value; replace with your own evidence."
    },
    {
      "id": "chargeEfficiency",
      "label": "Wall-to-battery charging efficiency",
      "type": "percent",
      "defaultValue": 90,
      "required": true,
      "min": 0,
      "max": 100,
      "step": 0.1,
      "help": "Illustrative starting value; replace with your own evidence."
    },
    {
      "id": "electricityRate",
      "label": "Electricity price per wall kWh",
      "type": "money",
      "defaultValue": 0.2,
      "required": true,
      "min": 0,
      "max": 1000000000000,
      "step": 0.01,
      "prefix": "USD",
      "help": "Illustrative starting value; replace with your own evidence."
    },
    {
      "id": "fuelConsumption",
      "label": "Comparison fuel consumption",
      "type": "number",
      "defaultValue": 2.976005952011904,
      "required": true,
      "min": 0.0042514370743027205,
      "max": 425143707430.27203,
      "suffix": "US gal/100 mi",
      "unitConversion": {
        "factor": 2.352145833333333,
        "offset": 0,
        "inverse": false,
        "metric": "L/100 km",
        "imperial": "US gal/100 mi",
        "canonicalMin": 0.01,
        "canonicalMax": 1000000000000
      },
      "help": "Illustrative starting value; replace with your own evidence."
    },
    {
      "id": "fuelPrice",
      "label": "Fuel price per volume unit",
      "type": "money",
      "defaultValue": 6.0566588544,
      "required": true,
      "min": 0,
      "max": 3785411784000,
      "prefix": "USD",
      "suffix": "/US gal",
      "unitConversion": {
        "factor": 3.785411784,
        "offset": 0,
        "inverse": true,
        "metric": "L",
        "imperial": "US gal",
        "canonicalMin": 0,
        "canonicalMax": 1000000000000
      },
      "help": "Illustrative starting value; replace with your own evidence."
    }
  ],
  "outputs": [
    {
      "id": "batteryAdded",
      "label": "Energy added to battery, kWh",
      "format": "number",
      "digits": 2
    },
    {
      "id": "wallEnergy",
      "label": "Purchased wall electricity, kWh",
      "format": "number",
      "digits": 2
    },
    {
      "id": "chargeCost",
      "label": "Modeled charging-session cost",
      "format": "currency",
      "digits": 2,
      "currency": "USD"
    },
    {
      "id": "hours",
      "label": "Idealized charging time, hours",
      "format": "number",
      "digits": 2
    },
    {
      "id": "wallKwh",
      "label": "Annual wall electricity, kWh",
      "format": "number",
      "digits": 2
    },
    {
      "id": "evEnergyCost",
      "label": "Annual EV charging cost",
      "format": "currency",
      "digits": 2,
      "currency": "USD"
    },
    {
      "id": "fuelEnergyCost",
      "label": "Annual comparison fuel cost",
      "format": "currency",
      "digits": 2,
      "currency": "USD"
    },
    {
      "id": "energySaving",
      "label": "Annual energy-cost saving",
      "format": "currency",
      "digits": 2,
      "primary": true,
      "currency": "USD"
    }
  ],
  "formula": {
    "expression": "wall energy = usable battery capacity × state-of-charge increase ÷ charging efficiency.",
    "note": "Inputs are converted to canonical units before evaluating this stated formula."
  },
  "examples": [
    {
      "label": "Illustrative defaults; required verification checks remain unconfirmed",
      "inputs": {
        "unitSystem": "imperial",
        "batteryCapacity": 60,
        "startPercent": 20,
        "endPercent": 80,
        "wallPower": 7,
        "annualDistance": 12427.423844746678,
        "evConsumption": 28.968192000000002,
        "chargeEfficiency": 90,
        "electricityRate": 0.2,
        "fuelConsumption": 2.976005952011904,
        "fuelPrice": 6.0566588544
      }
    }
  ],
  "sources": [
    {
      "label": "DOE energy-use arithmetic",
      "url": "https://www.energy.gov/energysaver/save-electricity-and-fuel/appliances-and-electronics/estimating-appliance-and-home"
    },
    {
      "label": "NIST unit conversion guidance",
      "url": "https://www.nist.gov/pml/special-publication-811"
    },
    {
      "label": "CFPB loan-estimate explanation",
      "url": "https://www.consumerfinance.gov/owning-a-home/loan-estimate/"
    }
  ],
  "publicSlug": "ev-charging",
  "namespace": "us",
  "countries": [
    "us",
    "ca",
    "uk",
    "ie"
  ]
}