Miles per kWh Formula:
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Miles per kilowatt-hour (miles/kWh) is a measure of how efficiently an electric vehicle converts electrical energy into distance traveled. It's the EV equivalent of miles per gallon (MPG) for gasoline vehicles.
The calculator uses a simple formula:
Where:
Explanation: This calculation shows how many miles your Tesla can travel on one kilowatt-hour of energy.
Details: Monitoring your Tesla's efficiency helps understand battery performance, estimate range, and compare driving habits or conditions. Higher values indicate better efficiency.
Tips: For accurate results, use data from a full charge cycle or significant driving period. You can find kWh used in your Tesla's energy app or trip meter.
Q1: What's a good miles/kWh value for a Tesla?
A: Most Teslas average 3-4 miles/kWh. Model 3 and Y are typically more efficient than Model S and X.
Q2: Why does my efficiency vary?
A: Factors like speed, temperature, terrain, climate control use, and driving style significantly impact efficiency.
Q3: How can I improve my Tesla's efficiency?
A: Drive at moderate speeds (45-65 mph), use regenerative braking, minimize rapid acceleration, and pre-condition while plugged in.
Q4: Does this account for charging losses?
A: No, this calculates efficiency based on energy used while driving. Charging typically adds 10-15% overhead.
Q5: How does this relate to range?
A: Multiply your battery capacity (e.g., 75 kWh) by your efficiency (e.g., 4 miles/kWh) to estimate range (300 miles).