Miles per Watt Formula:
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Miles per watt-hour (mi/Wh) is a measure of how efficiently an electric vehicle converts electrical energy into distance traveled. It indicates how many miles the vehicle can travel using one watt-hour of energy.
The calculator uses a simple formula:
Where:
Explanation: This ratio shows how effectively the vehicle converts electrical energy into motion. Higher values indicate better efficiency.
Details: Knowing your vehicle's miles per watt-hour helps estimate range, compare efficiency between vehicles, and calculate energy costs for trips.
Tips: Enter the total miles traveled and the total energy consumed in watt-hours. Both values must be positive numbers.
Q1: What's a good miles per watt value for electric vehicles?
A: Typical values range from 0.1 to 0.4 mi/Wh. More efficient vehicles might achieve 0.5 mi/Wh or better.
Q2: How does this compare to MPGe?
A: MPGe (miles per gallon equivalent) is another efficiency metric that converts electricity to gasoline energy equivalents for comparison.
Q3: Can I use this for electric bikes/scooters?
A: Yes, the calculation works for any electric vehicle - cars, bikes, scooters, etc.
Q4: How can I improve my miles per watt?
A: Drive at steady speeds, reduce weight, maintain proper tire pressure, and use regenerative braking when available.
Q5: Should I use this for trip planning?
A: Yes, knowing your vehicle's efficiency helps estimate charging needs for long trips.