+15 min chargekm
+15 min charge estimates how much driving range a short fast-charge stop can add. It matters because charging decides how the car fits your week and how tiring long trips become. Home AC charging, public DC charging and the charge curve answer different questions.
How to compare it
This is a practical coffee-stop metric. It combines efficiency and charging speed into one road-trip clue.
- Separate AC home charging from DC fast charging.
- Use 10-80% time and average power for road trips.
- Remember that battery temperature can change the result.
What changes it
Charging results move with charger capability, battery temperature, starting state of charge, pack voltage and how aggressively the car protects the cells.
- A warm battery usually charges better than a cold one.
- The useful window is normally 10-80%, not 0-100%.
- The lowest limit wins: car, charger, cable, grid or temperature.
Common trap
It depends heavily on charger power, battery temperature and starting state of charge.
- Peak kW is not the whole session.
- The charger rating does not guarantee the car will accept that power.
+15 min charge: what happens during a charge stop
Charging is a curve, not a single peak. The average over the useful window is what shortens a trip.
+15 min charge across EVRadar
Based on 10 published cars
Lowest
190 km
Typical
272 km
Highest
390 km