EV Charging Time Calculator

Find out how long your EV will take to charge — enter your battery size and charger power directly, or pick your vehicle from our reference list to auto-fill both. Set your charge range, choose a charger level from Level 1 to DC fast charging, and see your estimated charging time, energy added, and a chart comparing charging speeds.

Pick your vehicle or enter specs manually, set your charge range, then choose a charger level. Formula: Time = Energy Needed ÷ Effective Charging Power, with a slowdown applied above 80% for DC fast charging.

Your Vehicle

Optional — select your vehicle to auto-fill battery size and charger power below, or skip this and enter your own values.

Make

Model

Trim / Battery

Vehicle battery and charging figures are typical published specifications per trim and may vary by model year, options, drivetrain, and software updates. Figures noted as unavailable have not been independently confirmed against manufacturer documentation. Always verify your exact vehicle's specs against your owner's manual or manufacturer's site — actual charging performance depends on battery temperature, state of health, and the charger you're using.

Battery & Charger

Not sure what a field means? Tap the ⓘ next to its label.

Battery Size — usable kWh

kWh

Charger Power — kW output

Charge Range

Most charging sessions start and end partway, not empty to full.

Starting Charge — % now

Target Charge — % goal

Charger Level & Mode

Choose a preset to auto-fill a typical charger power, or select Custom to enter your own charger's exact rating.

Level 1 (~1.4 kW)

Standard 120V household outlet. Slowest option — typically 2–5 miles of range per hour. Fine overnight, slow for daily use.

Level 2 (~11 kW)

240V circuit, like a dryer outlet. Most common home and public charger. Typically 10–30 miles of range per hour.

DC Fast Charging (~150 kW)

Bypasses the onboard AC charger. Fastest option, best for road trips — but slows sharply above 80% (see FAQ).

Charging Mode — auto-set, editable

Distance Unit — for Range Added

Vehicle Efficiency — for Range Added estimate

mi/kWh

Your Results

Estimated Charging Time

—

hours : minutes

Energy Added

—

kWh

Range Added

—

miles (estimate)

Effective Charging Power

—

kW (lower of charger / vehicle max)

Formula: —

Charging Time by Charger Speed

This chart compares your estimated charging time at common charger power levels, using your same charge range and vehicle max (if selected). If your entered charger power matches one of the bars, that bar is highlighted blue.

Common charger speeds Your charger power

Results are for reference and estimation only. Verify all values before relying on them for trip planning. See full disclaimer below.

How to Use the EV Charging Time Calculator

Select Your Vehicle or Enter Specs Manually

Choose your vehicle's make, model, and trim to auto-fill its battery size and maximum charge rate, or skip the selector and enter your battery size (kWh) and charger power (kW) directly.

Set Your Charge Range

Enter your starting charge percentage and your target charge percentage. Most EV owners charge from a partial level rather than fully empty to full.

Choose a Charger Level

Pick Level 1, Level 2, or DC Fast Charging to auto-fill a typical charger power, or select Custom to enter your own charger's exact rating. The AC/DC toggle sets itself from your choice and can be changed manually.

Review Your Results

Click Calculate. Results appear immediately — estimated charging time, energy added, range added, and a chart comparing charging time across common charger speeds. Use Print to capture results as they appear on screen.

Frequently Asked Questions

How long does it take to charge an EV?

It depends on three numbers: how much energy your battery needs (based on your battery size and charge range), your charger's power output, and your vehicle's maximum charge rate — whichever of the last two is lower is the limiting factor. This calculator applies your charge range to your battery size to get the energy needed, then divides that by the effective charging power to estimate time, applying a charging-curve slowdown above 80% for DC fast charging.

What's the difference between Level 1, Level 2, and DC fast charging?

Level 1 uses a standard 120-volt household outlet and typically adds only 2–5 miles of range per hour — usable for overnight charging but slow for daily EV use. Level 2 uses a 240-volt circuit, similar to a home dryer outlet, and is the most common home and public charging option, typically adding 10–30 miles of range per hour. DC fast charging bypasses the vehicle's onboard AC charger entirely and can add 100 or more miles in 20–30 minutes, but is best used for road trips rather than daily charging.

Why does DC fast charging slow down after 80%?

Lithium-ion batteries accept charge fastest when they have more room left, and the vehicle's battery management system deliberately tapers the charging rate as the battery fills to protect battery health and prevent overheating. This means the last 20% of a DC fast-charging session typically takes proportionally longer than the first 80% — which is why most road-trip charging guidance recommends charging to about 80% and continuing your trip rather than waiting for a full charge.

What NEMA outlet do I need for home EV charging?

A standard NEMA 5-15 household outlet works for Level 1 charging but is the slowest option. Most home Level 2 charging uses a 240-volt outlet such as a NEMA 14-50 (common for RVs and ranges) or a NEMA 6-50, or a hardwired connection, typically installed by a licensed electrician. The right outlet and circuit size depend on your charger's amperage rating and your home's electrical panel capacity — see the Home Charger Sizing Guide for a full breakdown of outlet types and installation planning.

Does charging speed depend on my car, not just the charger?

Yes. Every EV has a maximum charge rate it can accept, set by its onboard charger (for AC/Level 1/Level 2 charging) or its battery and charging hardware (for DC fast charging). Plugging into a charger rated higher than your vehicle's maximum won't charge any faster than your vehicle's own limit — the lower of the two numbers always determines your actual charging speed, which is why this calculator uses whichever is smaller.