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

Published figures vary by market, software version and production batch. Where a year has more than one published figure, all are listed. Once you have readings from cars you trust, use those instead.

04Save this reading

05Saved readings
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