Tesla Model 3 / Y · roadside
Pack capacity from two screens
Derives usable battery capacity from the car's own arithmetic. No adapter, no assumptions about WLTP, EPA or wheel size.
Checking…
01Energy app — 200 mile view
The consumption figure, and the line beneath it comparing it to Rated.
02Battery display
Set the display to miles, not percent. Read both figures at the same moment. Above 80% charge is more accurate.
03Result
Usable capacity
—kWh
Rated constant—
Range at 100%—
Compared against—
Published figures vary by source. Once you have readings from cars you trust, compare against those instead.
04Save this reading
05Saved readings
No readings yet. Save one above and it stays on this device.